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linux/tools/perf/util/sort.c
Andi Kleen 1c84b47f99 perf report: Prevent segfault with --no-parent 
Prevent a perf report segfault with the (non sensical) --no-parent
option

Signed-off-By: Andi Kleen <ak@linux.intel.com>
Acked-by: Namhyung <namhyung@kernel.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20240130185552.150578-1-ak@linux.intel.com
2024-02-01 22:15:31 -08:00

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// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <inttypes.h>
#include <regex.h>
#include <stdlib.h>
#include <linux/mman.h>
#include <linux/time64.h>
#include "debug.h"
#include "dso.h"
#include "sort.h"
#include "hist.h"
#include "cacheline.h"
#include "comm.h"
#include "map.h"
#include "maps.h"
#include "symbol.h"
#include "map_symbol.h"
#include "branch.h"
#include "thread.h"
#include "evsel.h"
#include "evlist.h"
#include "srcline.h"
#include "strlist.h"
#include "strbuf.h"
#include "mem-events.h"
#include "annotate.h"
#include "annotate-data.h"
#include "event.h"
#include "time-utils.h"
#include "cgroup.h"
#include "machine.h"
#include "trace-event.h"
#include <linux/kernel.h>
#include <linux/string.h>
#ifdef HAVE_LIBTRACEEVENT
#include <traceevent/event-parse.h>
#endif
regex_t parent_regex;
const char default_parent_pattern[] = "^sys_|^do_page_fault";
const char *parent_pattern = default_parent_pattern;
const char *default_sort_order = "comm,dso,symbol";
const char default_branch_sort_order[] = "comm,dso_from,symbol_from,symbol_to,cycles";
const char default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked,blocked,local_ins_lat,local_p_stage_cyc";
const char default_top_sort_order[] = "dso,symbol";
const char default_diff_sort_order[] = "dso,symbol";
const char default_tracepoint_sort_order[] = "trace";
const char *sort_order;
const char *field_order;
regex_t ignore_callees_regex;
int have_ignore_callees = 0;
enum sort_mode sort__mode = SORT_MODE__NORMAL;
static const char *const dynamic_headers[] = {"local_ins_lat", "ins_lat", "local_p_stage_cyc", "p_stage_cyc"};
static const char *const arch_specific_sort_keys[] = {"local_p_stage_cyc", "p_stage_cyc"};
/*
* Some architectures have Adjacent Cacheline Prefetch feature, which
* behaves like the cacheline size is doubled. Enable this flag to
* check things in double cacheline granularity.
*/
bool chk_double_cl;
/*
* Replaces all occurrences of a char used with the:
*
* -t, --field-separator
*
* option, that uses a special separator character and don't pad with spaces,
* replacing all occurrences of this separator in symbol names (and other
* output) with a '.' character, that thus it's the only non valid separator.
*/
static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
{
int n;
va_list ap;
va_start(ap, fmt);
n = vsnprintf(bf, size, fmt, ap);
if (symbol_conf.field_sep && n > 0) {
char *sep = bf;
while (1) {
sep = strchr(sep, *symbol_conf.field_sep);
if (sep == NULL)
break;
*sep = '.';
}
}
va_end(ap);
if (n >= (int)size)
return size - 1;
return n;
}
static int64_t cmp_null(const void *l, const void *r)
{
if (!l && !r)
return 0;
else if (!l)
return -1;
else
return 1;
}
/* --sort pid */
static int64_t
sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
{
return thread__tid(right->thread) - thread__tid(left->thread);
}
static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
const char *comm = thread__comm_str(he->thread);
width = max(7U, width) - 8;
return repsep_snprintf(bf, size, "%7d:%-*.*s", thread__tid(he->thread),
width, width, comm ?: "");
}
static int hist_entry__thread_filter(struct hist_entry *he, int type, const void *arg)
{
const struct thread *th = arg;
if (type != HIST_FILTER__THREAD)
return -1;
return th && !RC_CHK_EQUAL(he->thread, th);
}
struct sort_entry sort_thread = {
.se_header = " Pid:Command",
.se_cmp = sort__thread_cmp,
.se_snprintf = hist_entry__thread_snprintf,
.se_filter = hist_entry__thread_filter,
.se_width_idx = HISTC_THREAD,
};
/* --sort simd */
static int64_t
sort__simd_cmp(struct hist_entry *left, struct hist_entry *right)
{
if (left->simd_flags.arch != right->simd_flags.arch)
return (int64_t) left->simd_flags.arch - right->simd_flags.arch;
return (int64_t) left->simd_flags.pred - right->simd_flags.pred;
}
static const char *hist_entry__get_simd_name(struct simd_flags *simd_flags)
{
u64 arch = simd_flags->arch;
if (arch & SIMD_OP_FLAGS_ARCH_SVE)
return "SVE";
else
return "n/a";
}
static int hist_entry__simd_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width __maybe_unused)
{
const char *name;
if (!he->simd_flags.arch)
return repsep_snprintf(bf, size, "");
name = hist_entry__get_simd_name(&he->simd_flags);
if (he->simd_flags.pred & SIMD_OP_FLAGS_PRED_EMPTY)
return repsep_snprintf(bf, size, "[e] %s", name);
else if (he->simd_flags.pred & SIMD_OP_FLAGS_PRED_PARTIAL)
return repsep_snprintf(bf, size, "[p] %s", name);
return repsep_snprintf(bf, size, "[.] %s", name);
}
struct sort_entry sort_simd = {
.se_header = "Simd ",
.se_cmp = sort__simd_cmp,
.se_snprintf = hist_entry__simd_snprintf,
.se_width_idx = HISTC_SIMD,
};
/* --sort comm */
/*
* We can't use pointer comparison in functions below,
* because it gives different results based on pointer
* values, which could break some sorting assumptions.
*/
static int64_t
sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
{
return strcmp(comm__str(right->comm), comm__str(left->comm));
}
static int64_t
sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
{
return strcmp(comm__str(right->comm), comm__str(left->comm));
}
static int64_t
sort__comm_sort(struct hist_entry *left, struct hist_entry *right)
{
return strcmp(comm__str(right->comm), comm__str(left->comm));
}
static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
}
struct sort_entry sort_comm = {
.se_header = "Command",
.se_cmp = sort__comm_cmp,
.se_collapse = sort__comm_collapse,
.se_sort = sort__comm_sort,
.se_snprintf = hist_entry__comm_snprintf,
.se_filter = hist_entry__thread_filter,
.se_width_idx = HISTC_COMM,
};
/* --sort dso */
static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r)
{
struct dso *dso_l = map_l ? map__dso(map_l) : NULL;
struct dso *dso_r = map_r ? map__dso(map_r) : NULL;
const char *dso_name_l, *dso_name_r;
if (!dso_l || !dso_r)
return cmp_null(dso_r, dso_l);
if (verbose > 0) {
dso_name_l = dso_l->long_name;
dso_name_r = dso_r->long_name;
} else {
dso_name_l = dso_l->short_name;
dso_name_r = dso_r->short_name;
}
return strcmp(dso_name_l, dso_name_r);
}
static int64_t
sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
{
return _sort__dso_cmp(right->ms.map, left->ms.map);
}
static int _hist_entry__dso_snprintf(struct map *map, char *bf,
size_t size, unsigned int width)
{
const struct dso *dso = map ? map__dso(map) : NULL;
const char *dso_name = "[unknown]";
if (dso)
dso_name = verbose > 0 ? dso->long_name : dso->short_name;
return repsep_snprintf(bf, size, "%-*.*s", width, width, dso_name);
}
static int hist_entry__dso_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return _hist_entry__dso_snprintf(he->ms.map, bf, size, width);
}
static int hist_entry__dso_filter(struct hist_entry *he, int type, const void *arg)
{
const struct dso *dso = arg;
if (type != HIST_FILTER__DSO)
return -1;
return dso && (!he->ms.map || map__dso(he->ms.map) != dso);
}
struct sort_entry sort_dso = {
.se_header = "Shared Object",
.se_cmp = sort__dso_cmp,
.se_snprintf = hist_entry__dso_snprintf,
.se_filter = hist_entry__dso_filter,
.se_width_idx = HISTC_DSO,
};
/* --sort symbol */
static int64_t _sort__addr_cmp(u64 left_ip, u64 right_ip)
{
return (int64_t)(right_ip - left_ip);
}
int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r)
{
if (!sym_l || !sym_r)
return cmp_null(sym_l, sym_r);
if (sym_l == sym_r)
return 0;
if (sym_l->inlined || sym_r->inlined) {
int ret = strcmp(sym_l->name, sym_r->name);
if (ret)
return ret;
if ((sym_l->start <= sym_r->end) && (sym_l->end >= sym_r->start))
return 0;
}
if (sym_l->start != sym_r->start)
return (int64_t)(sym_r->start - sym_l->start);
return (int64_t)(sym_r->end - sym_l->end);
}
static int64_t
sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
{
int64_t ret;
if (!left->ms.sym && !right->ms.sym)
return _sort__addr_cmp(left->ip, right->ip);
/*
* comparing symbol address alone is not enough since it's a
* relative address within a dso.
*/
if (!hists__has(left->hists, dso) || hists__has(right->hists, dso)) {
ret = sort__dso_cmp(left, right);
if (ret != 0)
return ret;
}
return _sort__sym_cmp(left->ms.sym, right->ms.sym);
}
static int64_t
sort__sym_sort(struct hist_entry *left, struct hist_entry *right)
{
if (!left->ms.sym || !right->ms.sym)
return cmp_null(left->ms.sym, right->ms.sym);
return strcmp(right->ms.sym->name, left->ms.sym->name);
}
static int _hist_entry__sym_snprintf(struct map_symbol *ms,
u64 ip, char level, char *bf, size_t size,
unsigned int width)
{
struct symbol *sym = ms->sym;
struct map *map = ms->map;
size_t ret = 0;
if (verbose > 0) {
struct dso *dso = map ? map__dso(map) : NULL;
char o = dso ? dso__symtab_origin(dso) : '!';
u64 rip = ip;
if (dso && dso->kernel && dso->adjust_symbols)
rip = map__unmap_ip(map, ip);
ret += repsep_snprintf(bf, size, "%-#*llx %c ",
BITS_PER_LONG / 4 + 2, rip, o);
}
ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
if (sym && map) {
if (sym->type == STT_OBJECT) {
ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
ip - map__unmap_ip(map, sym->start));
} else {
ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
width - ret,
sym->name);
if (sym->inlined)
ret += repsep_snprintf(bf + ret, size - ret,
" (inlined)");
}
} else {
size_t len = BITS_PER_LONG / 4;
ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
len, ip);
}
return ret;
}
int hist_entry__sym_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width)
{
return _hist_entry__sym_snprintf(&he->ms, he->ip,
he->level, bf, size, width);
}
static int hist_entry__sym_filter(struct hist_entry *he, int type, const void *arg)
{
const char *sym = arg;
if (type != HIST_FILTER__SYMBOL)
return -1;
return sym && (!he->ms.sym || !strstr(he->ms.sym->name, sym));
}
struct sort_entry sort_sym = {
.se_header = "Symbol",
.se_cmp = sort__sym_cmp,
.se_sort = sort__sym_sort,
.se_snprintf = hist_entry__sym_snprintf,
.se_filter = hist_entry__sym_filter,
.se_width_idx = HISTC_SYMBOL,
};
/* --sort symoff */
static int64_t
sort__symoff_cmp(struct hist_entry *left, struct hist_entry *right)
{
int64_t ret;
ret = sort__sym_cmp(left, right);
if (ret)
return ret;
return left->ip - right->ip;
}
static int64_t
sort__symoff_sort(struct hist_entry *left, struct hist_entry *right)
{
int64_t ret;
ret = sort__sym_sort(left, right);
if (ret)
return ret;
return left->ip - right->ip;
}
static int
hist_entry__symoff_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width)
{
struct symbol *sym = he->ms.sym;
if (sym == NULL)
return repsep_snprintf(bf, size, "[%c] %-#.*llx", he->level, width - 4, he->ip);
return repsep_snprintf(bf, size, "[%c] %s+0x%llx", he->level, sym->name, he->ip - sym->start);
}
struct sort_entry sort_sym_offset = {
.se_header = "Symbol Offset",
.se_cmp = sort__symoff_cmp,
.se_sort = sort__symoff_sort,
.se_snprintf = hist_entry__symoff_snprintf,
.se_filter = hist_entry__sym_filter,
.se_width_idx = HISTC_SYMBOL_OFFSET,
};
/* --sort srcline */
char *hist_entry__srcline(struct hist_entry *he)
{
return map__srcline(he->ms.map, he->ip, he->ms.sym);
}
static int64_t
sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right)
{
int64_t ret;
ret = _sort__addr_cmp(left->ip, right->ip);
if (ret)
return ret;
return sort__dso_cmp(left, right);
}
static int64_t
sort__srcline_collapse(struct hist_entry *left, struct hist_entry *right)
{
if (!left->srcline)
left->srcline = hist_entry__srcline(left);
if (!right->srcline)
right->srcline = hist_entry__srcline(right);
return strcmp(right->srcline, left->srcline);
}
static int64_t
sort__srcline_sort(struct hist_entry *left, struct hist_entry *right)
{
return sort__srcline_collapse(left, right);
}
static void
sort__srcline_init(struct hist_entry *he)
{
if (!he->srcline)
he->srcline = hist_entry__srcline(he);
}
static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-.*s", width, he->srcline);
}
struct sort_entry sort_srcline = {
.se_header = "Source:Line",
.se_cmp = sort__srcline_cmp,
.se_collapse = sort__srcline_collapse,
.se_sort = sort__srcline_sort,
.se_init = sort__srcline_init,
.se_snprintf = hist_entry__srcline_snprintf,
.se_width_idx = HISTC_SRCLINE,
};
/* --sort srcline_from */
static char *addr_map_symbol__srcline(struct addr_map_symbol *ams)
{
return map__srcline(ams->ms.map, ams->al_addr, ams->ms.sym);
}
static int64_t
sort__srcline_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
return left->branch_info->from.addr - right->branch_info->from.addr;
}
static int64_t
sort__srcline_from_collapse(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info->srcline_from)
left->branch_info->srcline_from = addr_map_symbol__srcline(&left->branch_info->from);
if (!right->branch_info->srcline_from)
right->branch_info->srcline_from = addr_map_symbol__srcline(&right->branch_info->from);
return strcmp(right->branch_info->srcline_from, left->branch_info->srcline_from);
}
static int64_t
sort__srcline_from_sort(struct hist_entry *left, struct hist_entry *right)
{
return sort__srcline_from_collapse(left, right);
}
static void sort__srcline_from_init(struct hist_entry *he)
{
if (!he->branch_info->srcline_from)
he->branch_info->srcline_from = addr_map_symbol__srcline(&he->branch_info->from);
}
static int hist_entry__srcline_from_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_from);
}
struct sort_entry sort_srcline_from = {
.se_header = "From Source:Line",
.se_cmp = sort__srcline_from_cmp,
.se_collapse = sort__srcline_from_collapse,
.se_sort = sort__srcline_from_sort,
.se_init = sort__srcline_from_init,
.se_snprintf = hist_entry__srcline_from_snprintf,
.se_width_idx = HISTC_SRCLINE_FROM,
};
/* --sort srcline_to */
static int64_t
sort__srcline_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
return left->branch_info->to.addr - right->branch_info->to.addr;
}
static int64_t
sort__srcline_to_collapse(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info->srcline_to)
left->branch_info->srcline_to = addr_map_symbol__srcline(&left->branch_info->to);
if (!right->branch_info->srcline_to)
right->branch_info->srcline_to = addr_map_symbol__srcline(&right->branch_info->to);
return strcmp(right->branch_info->srcline_to, left->branch_info->srcline_to);
}
static int64_t
sort__srcline_to_sort(struct hist_entry *left, struct hist_entry *right)
{
return sort__srcline_to_collapse(left, right);
}
static void sort__srcline_to_init(struct hist_entry *he)
{
if (!he->branch_info->srcline_to)
he->branch_info->srcline_to = addr_map_symbol__srcline(&he->branch_info->to);
}
static int hist_entry__srcline_to_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_to);
}
struct sort_entry sort_srcline_to = {
.se_header = "To Source:Line",
.se_cmp = sort__srcline_to_cmp,
.se_collapse = sort__srcline_to_collapse,
.se_sort = sort__srcline_to_sort,
.se_init = sort__srcline_to_init,
.se_snprintf = hist_entry__srcline_to_snprintf,
.se_width_idx = HISTC_SRCLINE_TO,
};
static int hist_entry__sym_ipc_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
struct symbol *sym = he->ms.sym;
struct annotated_branch *branch;
double ipc = 0.0, coverage = 0.0;
char tmp[64];
if (!sym)
return repsep_snprintf(bf, size, "%-*s", width, "-");
branch = symbol__annotation(sym)->branch;
if (branch && branch->hit_cycles)
ipc = branch->hit_insn / ((double)branch->hit_cycles);
if (branch && branch->total_insn) {
coverage = branch->cover_insn * 100.0 /
((double)branch->total_insn);
}
snprintf(tmp, sizeof(tmp), "%-5.2f [%5.1f%%]", ipc, coverage);
return repsep_snprintf(bf, size, "%-*s", width, tmp);
}
struct sort_entry sort_sym_ipc = {
.se_header = "IPC [IPC Coverage]",
.se_cmp = sort__sym_cmp,
.se_snprintf = hist_entry__sym_ipc_snprintf,
.se_width_idx = HISTC_SYMBOL_IPC,
};
static int hist_entry__sym_ipc_null_snprintf(struct hist_entry *he
__maybe_unused,
char *bf, size_t size,
unsigned int width)
{
char tmp[64];
snprintf(tmp, sizeof(tmp), "%-5s %2s", "-", "-");
return repsep_snprintf(bf, size, "%-*s", width, tmp);
}
struct sort_entry sort_sym_ipc_null = {
.se_header = "IPC [IPC Coverage]",
.se_cmp = sort__sym_cmp,
.se_snprintf = hist_entry__sym_ipc_null_snprintf,
.se_width_idx = HISTC_SYMBOL_IPC,
};
/* --sort srcfile */
static char no_srcfile[1];
static char *hist_entry__get_srcfile(struct hist_entry *e)
{
char *sf, *p;
struct map *map = e->ms.map;
if (!map)
return no_srcfile;
sf = __get_srcline(map__dso(map), map__rip_2objdump(map, e->ip),
e->ms.sym, false, true, true, e->ip);
if (sf == SRCLINE_UNKNOWN)
return no_srcfile;
p = strchr(sf, ':');
if (p && *sf) {
*p = 0;
return sf;
}
free(sf);
return no_srcfile;
}
static int64_t
sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right)
{
return sort__srcline_cmp(left, right);
}
static int64_t
sort__srcfile_collapse(struct hist_entry *left, struct hist_entry *right)
{
if (!left->srcfile)
left->srcfile = hist_entry__get_srcfile(left);
if (!right->srcfile)
right->srcfile = hist_entry__get_srcfile(right);
return strcmp(right->srcfile, left->srcfile);
}
static int64_t
sort__srcfile_sort(struct hist_entry *left, struct hist_entry *right)
{
return sort__srcfile_collapse(left, right);
}
static void sort__srcfile_init(struct hist_entry *he)
{
if (!he->srcfile)
he->srcfile = hist_entry__get_srcfile(he);
}
static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile);
}
struct sort_entry sort_srcfile = {
.se_header = "Source File",
.se_cmp = sort__srcfile_cmp,
.se_collapse = sort__srcfile_collapse,
.se_sort = sort__srcfile_sort,
.se_init = sort__srcfile_init,
.se_snprintf = hist_entry__srcfile_snprintf,
.se_width_idx = HISTC_SRCFILE,
};
/* --sort parent */
static int64_t
sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct symbol *sym_l = left->parent;
struct symbol *sym_r = right->parent;
if (!sym_l || !sym_r)
return cmp_null(sym_l, sym_r);
return strcmp(sym_r->name, sym_l->name);
}
static int hist_entry__parent_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*.*s", width, width,
he->parent ? he->parent->name : "[other]");
}
struct sort_entry sort_parent = {
.se_header = "Parent symbol",
.se_cmp = sort__parent_cmp,
.se_snprintf = hist_entry__parent_snprintf,
.se_width_idx = HISTC_PARENT,
};
/* --sort cpu */
static int64_t
sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
{
return right->cpu - left->cpu;
}
static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
}
struct sort_entry sort_cpu = {
.se_header = "CPU",
.se_cmp = sort__cpu_cmp,
.se_snprintf = hist_entry__cpu_snprintf,
.se_width_idx = HISTC_CPU,
};
/* --sort cgroup_id */
static int64_t _sort__cgroup_dev_cmp(u64 left_dev, u64 right_dev)
{
return (int64_t)(right_dev - left_dev);
}
static int64_t _sort__cgroup_inode_cmp(u64 left_ino, u64 right_ino)
{
return (int64_t)(right_ino - left_ino);
}
static int64_t
sort__cgroup_id_cmp(struct hist_entry *left, struct hist_entry *right)
{
int64_t ret;
ret = _sort__cgroup_dev_cmp(right->cgroup_id.dev, left->cgroup_id.dev);
if (ret != 0)
return ret;
return _sort__cgroup_inode_cmp(right->cgroup_id.ino,
left->cgroup_id.ino);
}
static int hist_entry__cgroup_id_snprintf(struct hist_entry *he,
char *bf, size_t size,
unsigned int width __maybe_unused)
{
return repsep_snprintf(bf, size, "%lu/0x%lx", he->cgroup_id.dev,
he->cgroup_id.ino);
}
struct sort_entry sort_cgroup_id = {
.se_header = "cgroup id (dev/inode)",
.se_cmp = sort__cgroup_id_cmp,
.se_snprintf = hist_entry__cgroup_id_snprintf,
.se_width_idx = HISTC_CGROUP_ID,
};
/* --sort cgroup */
static int64_t
sort__cgroup_cmp(struct hist_entry *left, struct hist_entry *right)
{
return right->cgroup - left->cgroup;
}
static int hist_entry__cgroup_snprintf(struct hist_entry *he,
char *bf, size_t size,
unsigned int width __maybe_unused)
{
const char *cgrp_name = "N/A";
if (he->cgroup) {
struct cgroup *cgrp = cgroup__find(maps__machine(he->ms.maps)->env,
he->cgroup);
if (cgrp != NULL)
cgrp_name = cgrp->name;
else
cgrp_name = "unknown";
}
return repsep_snprintf(bf, size, "%s", cgrp_name);
}
struct sort_entry sort_cgroup = {
.se_header = "Cgroup",
.se_cmp = sort__cgroup_cmp,
.se_snprintf = hist_entry__cgroup_snprintf,
.se_width_idx = HISTC_CGROUP,
};
/* --sort socket */
static int64_t
sort__socket_cmp(struct hist_entry *left, struct hist_entry *right)
{
return right->socket - left->socket;
}
static int hist_entry__socket_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*.*d", width, width-3, he->socket);
}
static int hist_entry__socket_filter(struct hist_entry *he, int type, const void *arg)
{
int sk = *(const int *)arg;
if (type != HIST_FILTER__SOCKET)
return -1;
return sk >= 0 && he->socket != sk;
}
struct sort_entry sort_socket = {
.se_header = "Socket",
.se_cmp = sort__socket_cmp,
.se_snprintf = hist_entry__socket_snprintf,
.se_filter = hist_entry__socket_filter,
.se_width_idx = HISTC_SOCKET,
};
/* --sort time */
static int64_t
sort__time_cmp(struct hist_entry *left, struct hist_entry *right)
{
return right->time - left->time;
}
static int hist_entry__time_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char he_time[32];
if (symbol_conf.nanosecs)
timestamp__scnprintf_nsec(he->time, he_time,
sizeof(he_time));
else
timestamp__scnprintf_usec(he->time, he_time,
sizeof(he_time));
return repsep_snprintf(bf, size, "%-.*s", width, he_time);
}
struct sort_entry sort_time = {
.se_header = "Time",
.se_cmp = sort__time_cmp,
.se_snprintf = hist_entry__time_snprintf,
.se_width_idx = HISTC_TIME,
};
/* --sort trace */
#ifdef HAVE_LIBTRACEEVENT
static char *get_trace_output(struct hist_entry *he)
{
struct trace_seq seq;
struct evsel *evsel;
struct tep_record rec = {
.data = he->raw_data,
.size = he->raw_size,
};
evsel = hists_to_evsel(he->hists);
trace_seq_init(&seq);
if (symbol_conf.raw_trace) {
tep_print_fields(&seq, he->raw_data, he->raw_size,
evsel->tp_format);
} else {
tep_print_event(evsel->tp_format->tep,
&seq, &rec, "%s", TEP_PRINT_INFO);
}
/*
* Trim the buffer, it starts at 4KB and we're not going to
* add anything more to this buffer.
*/
return realloc(seq.buffer, seq.len + 1);
}
static int64_t
sort__trace_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct evsel *evsel;
evsel = hists_to_evsel(left->hists);
if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
return 0;
if (left->trace_output == NULL)
left->trace_output = get_trace_output(left);
if (right->trace_output == NULL)
right->trace_output = get_trace_output(right);
return strcmp(right->trace_output, left->trace_output);
}
static int hist_entry__trace_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
struct evsel *evsel;
evsel = hists_to_evsel(he->hists);
if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
return scnprintf(bf, size, "%-.*s", width, "N/A");
if (he->trace_output == NULL)
he->trace_output = get_trace_output(he);
return repsep_snprintf(bf, size, "%-.*s", width, he->trace_output);
}
struct sort_entry sort_trace = {
.se_header = "Trace output",
.se_cmp = sort__trace_cmp,
.se_snprintf = hist_entry__trace_snprintf,
.se_width_idx = HISTC_TRACE,
};
#endif /* HAVE_LIBTRACEEVENT */
/* sort keys for branch stacks */
static int64_t
sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
return _sort__dso_cmp(left->branch_info->from.ms.map,
right->branch_info->from.ms.map);
}
static int hist_entry__dso_from_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info)
return _hist_entry__dso_snprintf(he->branch_info->from.ms.map,
bf, size, width);
else
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__dso_from_filter(struct hist_entry *he, int type,
const void *arg)
{
const struct dso *dso = arg;
if (type != HIST_FILTER__DSO)
return -1;
return dso && (!he->branch_info || !he->branch_info->from.ms.map ||
map__dso(he->branch_info->from.ms.map) != dso);
}
static int64_t
sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
return _sort__dso_cmp(left->branch_info->to.ms.map,
right->branch_info->to.ms.map);
}
static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info)
return _hist_entry__dso_snprintf(he->branch_info->to.ms.map,
bf, size, width);
else
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__dso_to_filter(struct hist_entry *he, int type,
const void *arg)
{
const struct dso *dso = arg;
if (type != HIST_FILTER__DSO)
return -1;
return dso && (!he->branch_info || !he->branch_info->to.ms.map ||
map__dso(he->branch_info->to.ms.map) != dso);
}
static int64_t
sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct addr_map_symbol *from_l, *from_r;
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
from_l = &left->branch_info->from;
from_r = &right->branch_info->from;
if (!from_l->ms.sym && !from_r->ms.sym)
return _sort__addr_cmp(from_l->addr, from_r->addr);
return _sort__sym_cmp(from_l->ms.sym, from_r->ms.sym);
}
static int64_t
sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct addr_map_symbol *to_l, *to_r;
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
to_l = &left->branch_info->to;
to_r = &right->branch_info->to;
if (!to_l->ms.sym && !to_r->ms.sym)
return _sort__addr_cmp(to_l->addr, to_r->addr);
return _sort__sym_cmp(to_l->ms.sym, to_r->ms.sym);
}
static int hist_entry__sym_from_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info) {
struct addr_map_symbol *from = &he->branch_info->from;
return _hist_entry__sym_snprintf(&from->ms, from->al_addr,
from->al_level, bf, size, width);
}
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info) {
struct addr_map_symbol *to = &he->branch_info->to;
return _hist_entry__sym_snprintf(&to->ms, to->al_addr,
to->al_level, bf, size, width);
}
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__sym_from_filter(struct hist_entry *he, int type,
const void *arg)
{
const char *sym = arg;
if (type != HIST_FILTER__SYMBOL)
return -1;
return sym && !(he->branch_info && he->branch_info->from.ms.sym &&
strstr(he->branch_info->from.ms.sym->name, sym));
}
static int hist_entry__sym_to_filter(struct hist_entry *he, int type,
const void *arg)
{
const char *sym = arg;
if (type != HIST_FILTER__SYMBOL)
return -1;
return sym && !(he->branch_info && he->branch_info->to.ms.sym &&
strstr(he->branch_info->to.ms.sym->name, sym));
}
struct sort_entry sort_dso_from = {
.se_header = "Source Shared Object",
.se_cmp = sort__dso_from_cmp,
.se_snprintf = hist_entry__dso_from_snprintf,
.se_filter = hist_entry__dso_from_filter,
.se_width_idx = HISTC_DSO_FROM,
};
struct sort_entry sort_dso_to = {
.se_header = "Target Shared Object",
.se_cmp = sort__dso_to_cmp,
.se_snprintf = hist_entry__dso_to_snprintf,
.se_filter = hist_entry__dso_to_filter,
.se_width_idx = HISTC_DSO_TO,
};
struct sort_entry sort_sym_from = {
.se_header = "Source Symbol",
.se_cmp = sort__sym_from_cmp,
.se_snprintf = hist_entry__sym_from_snprintf,
.se_filter = hist_entry__sym_from_filter,
.se_width_idx = HISTC_SYMBOL_FROM,
};
struct sort_entry sort_sym_to = {
.se_header = "Target Symbol",
.se_cmp = sort__sym_to_cmp,
.se_snprintf = hist_entry__sym_to_snprintf,
.se_filter = hist_entry__sym_to_filter,
.se_width_idx = HISTC_SYMBOL_TO,
};
static int _hist_entry__addr_snprintf(struct map_symbol *ms,
u64 ip, char level, char *bf, size_t size,
unsigned int width)
{
struct symbol *sym = ms->sym;
struct map *map = ms->map;
size_t ret = 0, offs;
ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
if (sym && map) {
if (sym->type == STT_OBJECT) {
ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
ip - map__unmap_ip(map, sym->start));
} else {
ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
width - ret,
sym->name);
offs = ip - sym->start;
if (offs)
ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx", offs);
}
} else {
size_t len = BITS_PER_LONG / 4;
ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
len, ip);
}
return ret;
}
static int hist_entry__addr_from_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info) {
struct addr_map_symbol *from = &he->branch_info->from;
return _hist_entry__addr_snprintf(&from->ms, from->al_addr,
he->level, bf, size, width);
}
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__addr_to_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info) {
struct addr_map_symbol *to = &he->branch_info->to;
return _hist_entry__addr_snprintf(&to->ms, to->al_addr,
he->level, bf, size, width);
}
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int64_t
sort__addr_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct addr_map_symbol *from_l;
struct addr_map_symbol *from_r;
int64_t ret;
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
from_l = &left->branch_info->from;
from_r = &right->branch_info->from;
/*
* comparing symbol address alone is not enough since it's a
* relative address within a dso.
*/
ret = _sort__dso_cmp(from_l->ms.map, from_r->ms.map);
if (ret != 0)
return ret;
return _sort__addr_cmp(from_l->addr, from_r->addr);
}
static int64_t
sort__addr_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct addr_map_symbol *to_l;
struct addr_map_symbol *to_r;
int64_t ret;
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
to_l = &left->branch_info->to;
to_r = &right->branch_info->to;
/*
* comparing symbol address alone is not enough since it's a
* relative address within a dso.
*/
ret = _sort__dso_cmp(to_l->ms.map, to_r->ms.map);
if (ret != 0)
return ret;
return _sort__addr_cmp(to_l->addr, to_r->addr);
}
struct sort_entry sort_addr_from = {
.se_header = "Source Address",
.se_cmp = sort__addr_from_cmp,
.se_snprintf = hist_entry__addr_from_snprintf,
.se_filter = hist_entry__sym_from_filter, /* shared with sym_from */
.se_width_idx = HISTC_ADDR_FROM,
};
struct sort_entry sort_addr_to = {
.se_header = "Target Address",
.se_cmp = sort__addr_to_cmp,
.se_snprintf = hist_entry__addr_to_snprintf,
.se_filter = hist_entry__sym_to_filter, /* shared with sym_to */
.se_width_idx = HISTC_ADDR_TO,
};
static int64_t
sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
{
unsigned char mp, p;
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
mp = left->branch_info->flags.mispred != right->branch_info->flags.mispred;
p = left->branch_info->flags.predicted != right->branch_info->flags.predicted;
return mp || p;
}
static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width){
static const char *out = "N/A";
if (he->branch_info) {
if (he->branch_info->flags.predicted)
out = "N";
else if (he->branch_info->flags.mispred)
out = "Y";
}
return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
}
static int64_t
sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
return left->branch_info->flags.cycles -
right->branch_info->flags.cycles;
}
static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (!he->branch_info)
return scnprintf(bf, size, "%-.*s", width, "N/A");
if (he->branch_info->flags.cycles == 0)
return repsep_snprintf(bf, size, "%-*s", width, "-");
return repsep_snprintf(bf, size, "%-*hd", width,
he->branch_info->flags.cycles);
}
struct sort_entry sort_cycles = {
.se_header = "Basic Block Cycles",
.se_cmp = sort__cycles_cmp,
.se_snprintf = hist_entry__cycles_snprintf,
.se_width_idx = HISTC_CYCLES,
};
/* --sort daddr_sym */
int64_t
sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
uint64_t l = 0, r = 0;
if (left->mem_info)
l = left->mem_info->daddr.addr;
if (right->mem_info)
r = right->mem_info->daddr.addr;
return (int64_t)(r - l);
}
static int hist_entry__daddr_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
uint64_t addr = 0;
struct map_symbol *ms = NULL;
if (he->mem_info) {
addr = he->mem_info->daddr.addr;
ms = &he->mem_info->daddr.ms;
}
return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
}
int64_t
sort__iaddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
uint64_t l = 0, r = 0;
if (left->mem_info)
l = left->mem_info->iaddr.addr;
if (right->mem_info)
r = right->mem_info->iaddr.addr;
return (int64_t)(r - l);
}
static int hist_entry__iaddr_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
uint64_t addr = 0;
struct map_symbol *ms = NULL;
if (he->mem_info) {
addr = he->mem_info->iaddr.addr;
ms = &he->mem_info->iaddr.ms;
}
return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
}
static int64_t
sort__dso_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
struct map *map_l = NULL;
struct map *map_r = NULL;
if (left->mem_info)
map_l = left->mem_info->daddr.ms.map;
if (right->mem_info)
map_r = right->mem_info->daddr.ms.map;
return _sort__dso_cmp(map_l, map_r);
}
static int hist_entry__dso_daddr_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
struct map *map = NULL;
if (he->mem_info)
map = he->mem_info->daddr.ms.map;
return _hist_entry__dso_snprintf(map, bf, size, width);
}
static int64_t
sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
{
union perf_mem_data_src data_src_l;
union perf_mem_data_src data_src_r;
if (left->mem_info)
data_src_l = left->mem_info->data_src;
else
data_src_l.mem_lock = PERF_MEM_LOCK_NA;
if (right->mem_info)
data_src_r = right->mem_info->data_src;
else
data_src_r.mem_lock = PERF_MEM_LOCK_NA;
return (int64_t)(data_src_r.mem_lock - data_src_l.mem_lock);
}
static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[10];
perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
return repsep_snprintf(bf, size, "%.*s", width, out);
}
static int64_t
sort__tlb_cmp(struct hist_entry *left, struct hist_entry *right)
{
union perf_mem_data_src data_src_l;
union perf_mem_data_src data_src_r;
if (left->mem_info)
data_src_l = left->mem_info->data_src;
else
data_src_l.mem_dtlb = PERF_MEM_TLB_NA;
if (right->mem_info)
data_src_r = right->mem_info->data_src;
else
data_src_r.mem_dtlb = PERF_MEM_TLB_NA;
return (int64_t)(data_src_r.mem_dtlb - data_src_l.mem_dtlb);
}
static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[64];
perf_mem__tlb_scnprintf(out, sizeof(out), he->mem_info);
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int64_t
sort__lvl_cmp(struct hist_entry *left, struct hist_entry *right)
{
union perf_mem_data_src data_src_l;
union perf_mem_data_src data_src_r;
if (left->mem_info)
data_src_l = left->mem_info->data_src;
else
data_src_l.mem_lvl = PERF_MEM_LVL_NA;
if (right->mem_info)
data_src_r = right->mem_info->data_src;
else
data_src_r.mem_lvl = PERF_MEM_LVL_NA;
return (int64_t)(data_src_r.mem_lvl - data_src_l.mem_lvl);
}
static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[64];
perf_mem__lvl_scnprintf(out, sizeof(out), he->mem_info);
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int64_t
sort__snoop_cmp(struct hist_entry *left, struct hist_entry *right)
{
union perf_mem_data_src data_src_l;
union perf_mem_data_src data_src_r;
if (left->mem_info)
data_src_l = left->mem_info->data_src;
else
data_src_l.mem_snoop = PERF_MEM_SNOOP_NA;
if (right->mem_info)
data_src_r = right->mem_info->data_src;
else
data_src_r.mem_snoop = PERF_MEM_SNOOP_NA;
return (int64_t)(data_src_r.mem_snoop - data_src_l.mem_snoop);
}
static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[64];
perf_mem__snp_scnprintf(out, sizeof(out), he->mem_info);
return repsep_snprintf(bf, size, "%-*s", width, out);
}
int64_t
sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right)
{
u64 l, r;
struct map *l_map, *r_map;
struct dso *l_dso, *r_dso;
int rc;
if (!left->mem_info) return -1;
if (!right->mem_info) return 1;
/* group event types together */
if (left->cpumode > right->cpumode) return -1;
if (left->cpumode < right->cpumode) return 1;
l_map = left->mem_info->daddr.ms.map;
r_map = right->mem_info->daddr.ms.map;
/* if both are NULL, jump to sort on al_addr instead */
if (!l_map && !r_map)
goto addr;
if (!l_map) return -1;
if (!r_map) return 1;
l_dso = map__dso(l_map);
r_dso = map__dso(r_map);
rc = dso__cmp_id(l_dso, r_dso);
if (rc)
return rc;
/*
* Addresses with no major/minor numbers are assumed to be
* anonymous in userspace. Sort those on pid then address.
*
* The kernel and non-zero major/minor mapped areas are
* assumed to be unity mapped. Sort those on address.
*/
if ((left->cpumode != PERF_RECORD_MISC_KERNEL) &&
(!(map__flags(l_map) & MAP_SHARED)) && !l_dso->id.maj && !l_dso->id.min &&
!l_dso->id.ino && !l_dso->id.ino_generation) {
/* userspace anonymous */
if (thread__pid(left->thread) > thread__pid(right->thread))
return -1;
if (thread__pid(left->thread) < thread__pid(right->thread))
return 1;
}
addr:
/* al_addr does all the right addr - start + offset calculations */
l = cl_address(left->mem_info->daddr.al_addr, chk_double_cl);
r = cl_address(right->mem_info->daddr.al_addr, chk_double_cl);
if (l > r) return -1;
if (l < r) return 1;
return 0;
}
static int hist_entry__dcacheline_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
uint64_t addr = 0;
struct map_symbol *ms = NULL;
char level = he->level;
if (he->mem_info) {
struct map *map = he->mem_info->daddr.ms.map;
struct dso *dso = map ? map__dso(map) : NULL;
addr = cl_address(he->mem_info->daddr.al_addr, chk_double_cl);
ms = &he->mem_info->daddr.ms;
/* print [s] for shared data mmaps */
if ((he->cpumode != PERF_RECORD_MISC_KERNEL) &&
map && !(map__prot(map) & PROT_EXEC) &&
(map__flags(map) & MAP_SHARED) &&
(dso->id.maj || dso->id.min || dso->id.ino || dso->id.ino_generation))
level = 's';
else if (!map)
level = 'X';
}
return _hist_entry__sym_snprintf(ms, addr, level, bf, size, width);
}
struct sort_entry sort_mispredict = {
.se_header = "Branch Mispredicted",
.se_cmp = sort__mispredict_cmp,
.se_snprintf = hist_entry__mispredict_snprintf,
.se_width_idx = HISTC_MISPREDICT,
};
static int64_t
sort__weight_cmp(struct hist_entry *left, struct hist_entry *right)
{
return left->weight - right->weight;
}
static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*llu", width, he->weight);
}
struct sort_entry sort_local_weight = {
.se_header = "Local Weight",
.se_cmp = sort__weight_cmp,
.se_snprintf = hist_entry__local_weight_snprintf,
.se_width_idx = HISTC_LOCAL_WEIGHT,
};
static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*llu", width,
he->weight * he->stat.nr_events);
}
struct sort_entry sort_global_weight = {
.se_header = "Weight",
.se_cmp = sort__weight_cmp,
.se_snprintf = hist_entry__global_weight_snprintf,
.se_width_idx = HISTC_GLOBAL_WEIGHT,
};
static int64_t
sort__ins_lat_cmp(struct hist_entry *left, struct hist_entry *right)
{
return left->ins_lat - right->ins_lat;
}
static int hist_entry__local_ins_lat_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*u", width, he->ins_lat);
}
struct sort_entry sort_local_ins_lat = {
.se_header = "Local INSTR Latency",
.se_cmp = sort__ins_lat_cmp,
.se_snprintf = hist_entry__local_ins_lat_snprintf,
.se_width_idx = HISTC_LOCAL_INS_LAT,
};
static int hist_entry__global_ins_lat_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*u", width,
he->ins_lat * he->stat.nr_events);
}
struct sort_entry sort_global_ins_lat = {
.se_header = "INSTR Latency",
.se_cmp = sort__ins_lat_cmp,
.se_snprintf = hist_entry__global_ins_lat_snprintf,
.se_width_idx = HISTC_GLOBAL_INS_LAT,
};
static int64_t
sort__p_stage_cyc_cmp(struct hist_entry *left, struct hist_entry *right)
{
return left->p_stage_cyc - right->p_stage_cyc;
}
static int hist_entry__global_p_stage_cyc_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*u", width,
he->p_stage_cyc * he->stat.nr_events);
}
static int hist_entry__p_stage_cyc_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*u", width, he->p_stage_cyc);
}
struct sort_entry sort_local_p_stage_cyc = {
.se_header = "Local Pipeline Stage Cycle",
.se_cmp = sort__p_stage_cyc_cmp,
.se_snprintf = hist_entry__p_stage_cyc_snprintf,
.se_width_idx = HISTC_LOCAL_P_STAGE_CYC,
};
struct sort_entry sort_global_p_stage_cyc = {
.se_header = "Pipeline Stage Cycle",
.se_cmp = sort__p_stage_cyc_cmp,
.se_snprintf = hist_entry__global_p_stage_cyc_snprintf,
.se_width_idx = HISTC_GLOBAL_P_STAGE_CYC,
};
struct sort_entry sort_mem_daddr_sym = {
.se_header = "Data Symbol",
.se_cmp = sort__daddr_cmp,
.se_snprintf = hist_entry__daddr_snprintf,
.se_width_idx = HISTC_MEM_DADDR_SYMBOL,
};
struct sort_entry sort_mem_iaddr_sym = {
.se_header = "Code Symbol",
.se_cmp = sort__iaddr_cmp,
.se_snprintf = hist_entry__iaddr_snprintf,
.se_width_idx = HISTC_MEM_IADDR_SYMBOL,
};
struct sort_entry sort_mem_daddr_dso = {
.se_header = "Data Object",
.se_cmp = sort__dso_daddr_cmp,
.se_snprintf = hist_entry__dso_daddr_snprintf,
.se_width_idx = HISTC_MEM_DADDR_DSO,
};
struct sort_entry sort_mem_locked = {
.se_header = "Locked",
.se_cmp = sort__locked_cmp,
.se_snprintf = hist_entry__locked_snprintf,
.se_width_idx = HISTC_MEM_LOCKED,
};
struct sort_entry sort_mem_tlb = {
.se_header = "TLB access",
.se_cmp = sort__tlb_cmp,
.se_snprintf = hist_entry__tlb_snprintf,
.se_width_idx = HISTC_MEM_TLB,
};
struct sort_entry sort_mem_lvl = {
.se_header = "Memory access",
.se_cmp = sort__lvl_cmp,
.se_snprintf = hist_entry__lvl_snprintf,
.se_width_idx = HISTC_MEM_LVL,
};
struct sort_entry sort_mem_snoop = {
.se_header = "Snoop",
.se_cmp = sort__snoop_cmp,
.se_snprintf = hist_entry__snoop_snprintf,
.se_width_idx = HISTC_MEM_SNOOP,
};
struct sort_entry sort_mem_dcacheline = {
.se_header = "Data Cacheline",
.se_cmp = sort__dcacheline_cmp,
.se_snprintf = hist_entry__dcacheline_snprintf,
.se_width_idx = HISTC_MEM_DCACHELINE,
};
static int64_t
sort__blocked_cmp(struct hist_entry *left, struct hist_entry *right)
{
union perf_mem_data_src data_src_l;
union perf_mem_data_src data_src_r;
if (left->mem_info)
data_src_l = left->mem_info->data_src;
else
data_src_l.mem_blk = PERF_MEM_BLK_NA;
if (right->mem_info)
data_src_r = right->mem_info->data_src;
else
data_src_r.mem_blk = PERF_MEM_BLK_NA;
return (int64_t)(data_src_r.mem_blk - data_src_l.mem_blk);
}
static int hist_entry__blocked_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[16];
perf_mem__blk_scnprintf(out, sizeof(out), he->mem_info);
return repsep_snprintf(bf, size, "%.*s", width, out);
}
struct sort_entry sort_mem_blocked = {
.se_header = "Blocked",
.se_cmp = sort__blocked_cmp,
.se_snprintf = hist_entry__blocked_snprintf,
.se_width_idx = HISTC_MEM_BLOCKED,
};
static int64_t
sort__phys_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
uint64_t l = 0, r = 0;
if (left->mem_info)
l = left->mem_info->daddr.phys_addr;
if (right->mem_info)
r = right->mem_info->daddr.phys_addr;
return (int64_t)(r - l);
}
static int hist_entry__phys_daddr_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
uint64_t addr = 0;
size_t ret = 0;
size_t len = BITS_PER_LONG / 4;
addr = he->mem_info->daddr.phys_addr;
ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", he->level);
ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx", len, addr);
ret += repsep_snprintf(bf + ret, size - ret, "%-*s", width - ret, "");
if (ret > width)
bf[width] = '\0';
return width;
}
struct sort_entry sort_mem_phys_daddr = {
.se_header = "Data Physical Address",
.se_cmp = sort__phys_daddr_cmp,
.se_snprintf = hist_entry__phys_daddr_snprintf,
.se_width_idx = HISTC_MEM_PHYS_DADDR,
};
static int64_t
sort__data_page_size_cmp(struct hist_entry *left, struct hist_entry *right)
{
uint64_t l = 0, r = 0;
if (left->mem_info)
l = left->mem_info->daddr.data_page_size;
if (right->mem_info)
r = right->mem_info->daddr.data_page_size;
return (int64_t)(r - l);
}
static int hist_entry__data_page_size_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char str[PAGE_SIZE_NAME_LEN];
return repsep_snprintf(bf, size, "%-*s", width,
get_page_size_name(he->mem_info->daddr.data_page_size, str));
}
struct sort_entry sort_mem_data_page_size = {
.se_header = "Data Page Size",
.se_cmp = sort__data_page_size_cmp,
.se_snprintf = hist_entry__data_page_size_snprintf,
.se_width_idx = HISTC_MEM_DATA_PAGE_SIZE,
};
static int64_t
sort__code_page_size_cmp(struct hist_entry *left, struct hist_entry *right)
{
uint64_t l = left->code_page_size;
uint64_t r = right->code_page_size;
return (int64_t)(r - l);
}
static int hist_entry__code_page_size_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char str[PAGE_SIZE_NAME_LEN];
return repsep_snprintf(bf, size, "%-*s", width,
get_page_size_name(he->code_page_size, str));
}
struct sort_entry sort_code_page_size = {
.se_header = "Code Page Size",
.se_cmp = sort__code_page_size_cmp,
.se_snprintf = hist_entry__code_page_size_snprintf,
.se_width_idx = HISTC_CODE_PAGE_SIZE,
};
static int64_t
sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
return left->branch_info->flags.abort !=
right->branch_info->flags.abort;
}
static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
static const char *out = "N/A";
if (he->branch_info) {
if (he->branch_info->flags.abort)
out = "A";
else
out = ".";
}
return repsep_snprintf(bf, size, "%-*s", width, out);
}
struct sort_entry sort_abort = {
.se_header = "Transaction abort",
.se_cmp = sort__abort_cmp,
.se_snprintf = hist_entry__abort_snprintf,
.se_width_idx = HISTC_ABORT,
};
static int64_t
sort__in_tx_cmp(struct hist_entry *left, struct hist_entry *right)
{
if (!left->branch_info || !right->branch_info)
return cmp_null(left->branch_info, right->branch_info);
return left->branch_info->flags.in_tx !=
right->branch_info->flags.in_tx;
}
static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
static const char *out = "N/A";
if (he->branch_info) {
if (he->branch_info->flags.in_tx)
out = "T";
else
out = ".";
}
return repsep_snprintf(bf, size, "%-*s", width, out);
}
struct sort_entry sort_in_tx = {
.se_header = "Branch in transaction",
.se_cmp = sort__in_tx_cmp,
.se_snprintf = hist_entry__in_tx_snprintf,
.se_width_idx = HISTC_IN_TX,
};
static int64_t
sort__transaction_cmp(struct hist_entry *left, struct hist_entry *right)
{
return left->transaction - right->transaction;
}
static inline char *add_str(char *p, const char *str)
{
strcpy(p, str);
return p + strlen(str);
}
static struct txbit {
unsigned flag;
const char *name;
int skip_for_len;
} txbits[] = {
{ PERF_TXN_ELISION, "EL ", 0 },
{ PERF_TXN_TRANSACTION, "TX ", 1 },
{ PERF_TXN_SYNC, "SYNC ", 1 },
{ PERF_TXN_ASYNC, "ASYNC ", 0 },
{ PERF_TXN_RETRY, "RETRY ", 0 },
{ PERF_TXN_CONFLICT, "CON ", 0 },
{ PERF_TXN_CAPACITY_WRITE, "CAP-WRITE ", 1 },
{ PERF_TXN_CAPACITY_READ, "CAP-READ ", 0 },
{ 0, NULL, 0 }
};
int hist_entry__transaction_len(void)
{
int i;
int len = 0;
for (i = 0; txbits[i].name; i++) {
if (!txbits[i].skip_for_len)
len += strlen(txbits[i].name);
}
len += 4; /* :XX<space> */
return len;
}
static int hist_entry__transaction_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
u64 t = he->transaction;
char buf[128];
char *p = buf;
int i;
buf[0] = 0;
for (i = 0; txbits[i].name; i++)
if (txbits[i].flag & t)
p = add_str(p, txbits[i].name);
if (t && !(t & (PERF_TXN_SYNC|PERF_TXN_ASYNC)))
p = add_str(p, "NEITHER ");
if (t & PERF_TXN_ABORT_MASK) {
sprintf(p, ":%" PRIx64,
(t & PERF_TXN_ABORT_MASK) >>
PERF_TXN_ABORT_SHIFT);
p += strlen(p);
}
return repsep_snprintf(bf, size, "%-*s", width, buf);
}
struct sort_entry sort_transaction = {
.se_header = "Transaction ",
.se_cmp = sort__transaction_cmp,
.se_snprintf = hist_entry__transaction_snprintf,
.se_width_idx = HISTC_TRANSACTION,
};
/* --sort symbol_size */
static int64_t _sort__sym_size_cmp(struct symbol *sym_l, struct symbol *sym_r)
{
int64_t size_l = sym_l != NULL ? symbol__size(sym_l) : 0;
int64_t size_r = sym_r != NULL ? symbol__size(sym_r) : 0;
return size_l < size_r ? -1 :
size_l == size_r ? 0 : 1;
}
static int64_t
sort__sym_size_cmp(struct hist_entry *left, struct hist_entry *right)
{
return _sort__sym_size_cmp(right->ms.sym, left->ms.sym);
}
static int _hist_entry__sym_size_snprintf(struct symbol *sym, char *bf,
size_t bf_size, unsigned int width)
{
if (sym)
return repsep_snprintf(bf, bf_size, "%*d", width, symbol__size(sym));
return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
}
static int hist_entry__sym_size_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return _hist_entry__sym_size_snprintf(he->ms.sym, bf, size, width);
}
struct sort_entry sort_sym_size = {
.se_header = "Symbol size",
.se_cmp = sort__sym_size_cmp,
.se_snprintf = hist_entry__sym_size_snprintf,
.se_width_idx = HISTC_SYM_SIZE,
};
/* --sort dso_size */
static int64_t _sort__dso_size_cmp(struct map *map_l, struct map *map_r)
{
int64_t size_l = map_l != NULL ? map__size(map_l) : 0;
int64_t size_r = map_r != NULL ? map__size(map_r) : 0;
return size_l < size_r ? -1 :
size_l == size_r ? 0 : 1;
}
static int64_t
sort__dso_size_cmp(struct hist_entry *left, struct hist_entry *right)
{
return _sort__dso_size_cmp(right->ms.map, left->ms.map);
}
static int _hist_entry__dso_size_snprintf(struct map *map, char *bf,
size_t bf_size, unsigned int width)
{
if (map && map__dso(map))
return repsep_snprintf(bf, bf_size, "%*d", width, map__size(map));
return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
}
static int hist_entry__dso_size_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return _hist_entry__dso_size_snprintf(he->ms.map, bf, size, width);
}
struct sort_entry sort_dso_size = {
.se_header = "DSO size",
.se_cmp = sort__dso_size_cmp,
.se_snprintf = hist_entry__dso_size_snprintf,
.se_width_idx = HISTC_DSO_SIZE,
};
/* --sort addr */
static int64_t
sort__addr_cmp(struct hist_entry *left, struct hist_entry *right)
{
u64 left_ip = left->ip;
u64 right_ip = right->ip;
struct map *left_map = left->ms.map;
struct map *right_map = right->ms.map;
if (left_map)
left_ip = map__unmap_ip(left_map, left_ip);
if (right_map)
right_ip = map__unmap_ip(right_map, right_ip);
return _sort__addr_cmp(left_ip, right_ip);
}
static int hist_entry__addr_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
u64 ip = he->ip;
struct map *map = he->ms.map;
if (map)
ip = map__unmap_ip(map, ip);
return repsep_snprintf(bf, size, "%-#*llx", width, ip);
}
struct sort_entry sort_addr = {
.se_header = "Address",
.se_cmp = sort__addr_cmp,
.se_snprintf = hist_entry__addr_snprintf,
.se_width_idx = HISTC_ADDR,
};
/* --sort type */
struct annotated_data_type unknown_type = {
.self = {
.type_name = (char *)"(unknown)",
.children = LIST_HEAD_INIT(unknown_type.self.children),
},
};
static int64_t
sort__type_cmp(struct hist_entry *left, struct hist_entry *right)
{
return sort__addr_cmp(left, right);
}
static void sort__type_init(struct hist_entry *he)
{
if (he->mem_type)
return;
he->mem_type = hist_entry__get_data_type(he);
if (he->mem_type == NULL) {
he->mem_type = &unknown_type;
he->mem_type_off = 0;
}
}
static int64_t
sort__type_collapse(struct hist_entry *left, struct hist_entry *right)
{
struct annotated_data_type *left_type = left->mem_type;
struct annotated_data_type *right_type = right->mem_type;
if (!left_type) {
sort__type_init(left);
left_type = left->mem_type;
}
if (!right_type) {
sort__type_init(right);
right_type = right->mem_type;
}
return strcmp(left_type->self.type_name, right_type->self.type_name);
}
static int64_t
sort__type_sort(struct hist_entry *left, struct hist_entry *right)
{
return sort__type_collapse(left, right);
}
static int hist_entry__type_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*s", width, he->mem_type->self.type_name);
}
struct sort_entry sort_type = {
.se_header = "Data Type",
.se_cmp = sort__type_cmp,
.se_collapse = sort__type_collapse,
.se_sort = sort__type_sort,
.se_init = sort__type_init,
.se_snprintf = hist_entry__type_snprintf,
.se_width_idx = HISTC_TYPE,
};
/* --sort typeoff */
static int64_t
sort__typeoff_sort(struct hist_entry *left, struct hist_entry *right)
{
struct annotated_data_type *left_type = left->mem_type;
struct annotated_data_type *right_type = right->mem_type;
int64_t ret;
if (!left_type) {
sort__type_init(left);
left_type = left->mem_type;
}
if (!right_type) {
sort__type_init(right);
right_type = right->mem_type;
}
ret = strcmp(left_type->self.type_name, right_type->self.type_name);
if (ret)
return ret;
return left->mem_type_off - right->mem_type_off;
}
static void fill_member_name(char *buf, size_t sz, struct annotated_member *m,
int offset, bool first)
{
struct annotated_member *child;
if (list_empty(&m->children))
return;
list_for_each_entry(child, &m->children, node) {
if (child->offset <= offset && offset < child->offset + child->size) {
int len = 0;
/* It can have anonymous struct/union members */
if (child->var_name) {
len = scnprintf(buf, sz, "%s%s",
first ? "" : ".", child->var_name);
first = false;
}
fill_member_name(buf + len, sz - len, child, offset, first);
return;
}
}
}
static int hist_entry__typeoff_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width __maybe_unused)
{
struct annotated_data_type *he_type = he->mem_type;
char buf[4096];
buf[0] = '\0';
if (list_empty(&he_type->self.children))
snprintf(buf, sizeof(buf), "no field");
else
fill_member_name(buf, sizeof(buf), &he_type->self,
he->mem_type_off, true);
buf[4095] = '\0';
return repsep_snprintf(bf, size, "%s %+d (%s)", he_type->self.type_name,
he->mem_type_off, buf);
}
struct sort_entry sort_type_offset = {
.se_header = "Data Type Offset",
.se_cmp = sort__type_cmp,
.se_collapse = sort__typeoff_sort,
.se_sort = sort__typeoff_sort,
.se_init = sort__type_init,
.se_snprintf = hist_entry__typeoff_snprintf,
.se_width_idx = HISTC_TYPE_OFFSET,
};
struct sort_dimension {
const char *name;
struct sort_entry *entry;
int taken;
};
int __weak arch_support_sort_key(const char *sort_key __maybe_unused)
{
return 0;
}
const char * __weak arch_perf_header_entry(const char *se_header)
{
return se_header;
}
static void sort_dimension_add_dynamic_header(struct sort_dimension *sd)
{
sd->entry->se_header = arch_perf_header_entry(sd->entry->se_header);
}
#define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }
static struct sort_dimension common_sort_dimensions[] = {
DIM(SORT_PID, "pid", sort_thread),
DIM(SORT_COMM, "comm", sort_comm),
DIM(SORT_DSO, "dso", sort_dso),
DIM(SORT_SYM, "symbol", sort_sym),
DIM(SORT_PARENT, "parent", sort_parent),
DIM(SORT_CPU, "cpu", sort_cpu),
DIM(SORT_SOCKET, "socket", sort_socket),
DIM(SORT_SRCLINE, "srcline", sort_srcline),
DIM(SORT_SRCFILE, "srcfile", sort_srcfile),
DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
DIM(SORT_TRANSACTION, "transaction", sort_transaction),
#ifdef HAVE_LIBTRACEEVENT
DIM(SORT_TRACE, "trace", sort_trace),
#endif
DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size),
DIM(SORT_DSO_SIZE, "dso_size", sort_dso_size),
DIM(SORT_CGROUP, "cgroup", sort_cgroup),
DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id),
DIM(SORT_SYM_IPC_NULL, "ipc_null", sort_sym_ipc_null),
DIM(SORT_TIME, "time", sort_time),
DIM(SORT_CODE_PAGE_SIZE, "code_page_size", sort_code_page_size),
DIM(SORT_LOCAL_INS_LAT, "local_ins_lat", sort_local_ins_lat),
DIM(SORT_GLOBAL_INS_LAT, "ins_lat", sort_global_ins_lat),
DIM(SORT_LOCAL_PIPELINE_STAGE_CYC, "local_p_stage_cyc", sort_local_p_stage_cyc),
DIM(SORT_GLOBAL_PIPELINE_STAGE_CYC, "p_stage_cyc", sort_global_p_stage_cyc),
DIM(SORT_ADDR, "addr", sort_addr),
DIM(SORT_LOCAL_RETIRE_LAT, "local_retire_lat", sort_local_p_stage_cyc),
DIM(SORT_GLOBAL_RETIRE_LAT, "retire_lat", sort_global_p_stage_cyc),
DIM(SORT_SIMD, "simd", sort_simd),
DIM(SORT_ANNOTATE_DATA_TYPE, "type", sort_type),
DIM(SORT_ANNOTATE_DATA_TYPE_OFFSET, "typeoff", sort_type_offset),
DIM(SORT_SYM_OFFSET, "symoff", sort_sym_offset),
};
#undef DIM
#define DIM(d, n, func) [d - __SORT_BRANCH_STACK] = { .name = n, .entry = &(func) }
static struct sort_dimension bstack_sort_dimensions[] = {
DIM(SORT_DSO_FROM, "dso_from", sort_dso_from),
DIM(SORT_DSO_TO, "dso_to", sort_dso_to),
DIM(SORT_SYM_FROM, "symbol_from", sort_sym_from),
DIM(SORT_SYM_TO, "symbol_to", sort_sym_to),
DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
DIM(SORT_IN_TX, "in_tx", sort_in_tx),
DIM(SORT_ABORT, "abort", sort_abort),
DIM(SORT_CYCLES, "cycles", sort_cycles),
DIM(SORT_SRCLINE_FROM, "srcline_from", sort_srcline_from),
DIM(SORT_SRCLINE_TO, "srcline_to", sort_srcline_to),
DIM(SORT_SYM_IPC, "ipc_lbr", sort_sym_ipc),
DIM(SORT_ADDR_FROM, "addr_from", sort_addr_from),
DIM(SORT_ADDR_TO, "addr_to", sort_addr_to),
};
#undef DIM
#define DIM(d, n, func) [d - __SORT_MEMORY_MODE] = { .name = n, .entry = &(func) }
static struct sort_dimension memory_sort_dimensions[] = {
DIM(SORT_MEM_DADDR_SYMBOL, "symbol_daddr", sort_mem_daddr_sym),
DIM(SORT_MEM_IADDR_SYMBOL, "symbol_iaddr", sort_mem_iaddr_sym),
DIM(SORT_MEM_DADDR_DSO, "dso_daddr", sort_mem_daddr_dso),
DIM(SORT_MEM_LOCKED, "locked", sort_mem_locked),
DIM(SORT_MEM_TLB, "tlb", sort_mem_tlb),
DIM(SORT_MEM_LVL, "mem", sort_mem_lvl),
DIM(SORT_MEM_SNOOP, "snoop", sort_mem_snoop),
DIM(SORT_MEM_DCACHELINE, "dcacheline", sort_mem_dcacheline),
DIM(SORT_MEM_PHYS_DADDR, "phys_daddr", sort_mem_phys_daddr),
DIM(SORT_MEM_DATA_PAGE_SIZE, "data_page_size", sort_mem_data_page_size),
DIM(SORT_MEM_BLOCKED, "blocked", sort_mem_blocked),
};
#undef DIM
struct hpp_dimension {
const char *name;
struct perf_hpp_fmt *fmt;
int taken;
};
#define DIM(d, n) { .name = n, .fmt = &perf_hpp__format[d], }
static struct hpp_dimension hpp_sort_dimensions[] = {
DIM(PERF_HPP__OVERHEAD, "overhead"),
DIM(PERF_HPP__OVERHEAD_SYS, "overhead_sys"),
DIM(PERF_HPP__OVERHEAD_US, "overhead_us"),
DIM(PERF_HPP__OVERHEAD_GUEST_SYS, "overhead_guest_sys"),
DIM(PERF_HPP__OVERHEAD_GUEST_US, "overhead_guest_us"),
DIM(PERF_HPP__OVERHEAD_ACC, "overhead_children"),
DIM(PERF_HPP__SAMPLES, "sample"),
DIM(PERF_HPP__PERIOD, "period"),
};
#undef DIM
struct hpp_sort_entry {
struct perf_hpp_fmt hpp;
struct sort_entry *se;
};
void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
{
struct hpp_sort_entry *hse;
if (!perf_hpp__is_sort_entry(fmt))
return;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
}
static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hists *hists, int line __maybe_unused,
int *span __maybe_unused)
{
struct hpp_sort_entry *hse;
size_t len = fmt->user_len;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
if (!len)
len = hists__col_len(hists, hse->se->se_width_idx);
return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
}
static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
struct perf_hpp *hpp __maybe_unused,
struct hists *hists)
{
struct hpp_sort_entry *hse;
size_t len = fmt->user_len;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
if (!len)
len = hists__col_len(hists, hse->se->se_width_idx);
return len;
}
static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hist_entry *he)
{
struct hpp_sort_entry *hse;
size_t len = fmt->user_len;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
if (!len)
len = hists__col_len(he->hists, hse->se->se_width_idx);
return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
}
static int64_t __sort__hpp_cmp(struct perf_hpp_fmt *fmt,
struct hist_entry *a, struct hist_entry *b)
{
struct hpp_sort_entry *hse;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
return hse->se->se_cmp(a, b);
}
static int64_t __sort__hpp_collapse(struct perf_hpp_fmt *fmt,
struct hist_entry *a, struct hist_entry *b)
{
struct hpp_sort_entry *hse;
int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *);
hse = container_of(fmt, struct hpp_sort_entry, hpp);
collapse_fn = hse->se->se_collapse ?: hse->se->se_cmp;
return collapse_fn(a, b);
}
static int64_t __sort__hpp_sort(struct perf_hpp_fmt *fmt,
struct hist_entry *a, struct hist_entry *b)
{
struct hpp_sort_entry *hse;
int64_t (*sort_fn)(struct hist_entry *, struct hist_entry *);
hse = container_of(fmt, struct hpp_sort_entry, hpp);
sort_fn = hse->se->se_sort ?: hse->se->se_cmp;
return sort_fn(a, b);
}
bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format)
{
return format->header == __sort__hpp_header;
}
#define MK_SORT_ENTRY_CHK(key) \
bool perf_hpp__is_ ## key ## _entry(struct perf_hpp_fmt *fmt) \
{ \
struct hpp_sort_entry *hse; \
\
if (!perf_hpp__is_sort_entry(fmt)) \
return false; \
\
hse = container_of(fmt, struct hpp_sort_entry, hpp); \
return hse->se == &sort_ ## key ; \
}
#ifdef HAVE_LIBTRACEEVENT
MK_SORT_ENTRY_CHK(trace)
#else
bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt __maybe_unused)
{
return false;
}
#endif
MK_SORT_ENTRY_CHK(srcline)
MK_SORT_ENTRY_CHK(srcfile)
MK_SORT_ENTRY_CHK(thread)
MK_SORT_ENTRY_CHK(comm)
MK_SORT_ENTRY_CHK(dso)
MK_SORT_ENTRY_CHK(sym)
static bool __sort__hpp_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
{
struct hpp_sort_entry *hse_a;
struct hpp_sort_entry *hse_b;
if (!perf_hpp__is_sort_entry(a) || !perf_hpp__is_sort_entry(b))
return false;
hse_a = container_of(a, struct hpp_sort_entry, hpp);
hse_b = container_of(b, struct hpp_sort_entry, hpp);
return hse_a->se == hse_b->se;
}
static void hse_free(struct perf_hpp_fmt *fmt)
{
struct hpp_sort_entry *hse;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
free(hse);
}
static void hse_init(struct perf_hpp_fmt *fmt, struct hist_entry *he)
{
struct hpp_sort_entry *hse;
if (!perf_hpp__is_sort_entry(fmt))
return;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
if (hse->se->se_init)
hse->se->se_init(he);
}
static struct hpp_sort_entry *
__sort_dimension__alloc_hpp(struct sort_dimension *sd, int level)
{
struct hpp_sort_entry *hse;
hse = malloc(sizeof(*hse));
if (hse == NULL) {
pr_err("Memory allocation failed\n");
return NULL;
}
hse->se = sd->entry;
hse->hpp.name = sd->entry->se_header;
hse->hpp.header = __sort__hpp_header;
hse->hpp.width = __sort__hpp_width;
hse->hpp.entry = __sort__hpp_entry;
hse->hpp.color = NULL;
hse->hpp.cmp = __sort__hpp_cmp;
hse->hpp.collapse = __sort__hpp_collapse;
hse->hpp.sort = __sort__hpp_sort;
hse->hpp.equal = __sort__hpp_equal;
hse->hpp.free = hse_free;
hse->hpp.init = hse_init;
INIT_LIST_HEAD(&hse->hpp.list);
INIT_LIST_HEAD(&hse->hpp.sort_list);
hse->hpp.elide = false;
hse->hpp.len = 0;
hse->hpp.user_len = 0;
hse->hpp.level = level;
return hse;
}
static void hpp_free(struct perf_hpp_fmt *fmt)
{
free(fmt);
}
static struct perf_hpp_fmt *__hpp_dimension__alloc_hpp(struct hpp_dimension *hd,
int level)
{
struct perf_hpp_fmt *fmt;
fmt = memdup(hd->fmt, sizeof(*fmt));
if (fmt) {
INIT_LIST_HEAD(&fmt->list);
INIT_LIST_HEAD(&fmt->sort_list);
fmt->free = hpp_free;
fmt->level = level;
}
return fmt;
}
int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
{
struct perf_hpp_fmt *fmt;
struct hpp_sort_entry *hse;
int ret = -1;
int r;
perf_hpp_list__for_each_format(he->hpp_list, fmt) {
if (!perf_hpp__is_sort_entry(fmt))
continue;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
if (hse->se->se_filter == NULL)
continue;
/*
* hist entry is filtered if any of sort key in the hpp list
* is applied. But it should skip non-matched filter types.
*/
r = hse->se->se_filter(he, type, arg);
if (r >= 0) {
if (ret < 0)
ret = 0;
ret |= r;
}
}
return ret;
}
static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
struct perf_hpp_list *list,
int level)
{
struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
if (hse == NULL)
return -1;
perf_hpp_list__register_sort_field(list, &hse->hpp);
return 0;
}
static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
struct perf_hpp_list *list)
{
struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
if (hse == NULL)
return -1;
perf_hpp_list__column_register(list, &hse->hpp);
return 0;
}
#ifndef HAVE_LIBTRACEEVENT
bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt __maybe_unused)
{
return false;
}
bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt __maybe_unused,
struct hists *hists __maybe_unused)
{
return false;
}
#else
struct hpp_dynamic_entry {
struct perf_hpp_fmt hpp;
struct evsel *evsel;
struct tep_format_field *field;
unsigned dynamic_len;
bool raw_trace;
};
static int hde_width(struct hpp_dynamic_entry *hde)
{
if (!hde->hpp.len) {
int len = hde->dynamic_len;
int namelen = strlen(hde->field->name);
int fieldlen = hde->field->size;
if (namelen > len)
len = namelen;
if (!(hde->field->flags & TEP_FIELD_IS_STRING)) {
/* length for print hex numbers */
fieldlen = hde->field->size * 2 + 2;
}
if (fieldlen > len)
len = fieldlen;
hde->hpp.len = len;
}
return hde->hpp.len;
}
static void update_dynamic_len(struct hpp_dynamic_entry *hde,
struct hist_entry *he)
{
char *str, *pos;
struct tep_format_field *field = hde->field;
size_t namelen;
bool last = false;
if (hde->raw_trace)
return;
/* parse pretty print result and update max length */
if (!he->trace_output)
he->trace_output = get_trace_output(he);
namelen = strlen(field->name);
str = he->trace_output;
while (str) {
pos = strchr(str, ' ');
if (pos == NULL) {
last = true;
pos = str + strlen(str);
}
if (!strncmp(str, field->name, namelen)) {
size_t len;
str += namelen + 1;
len = pos - str;
if (len > hde->dynamic_len)
hde->dynamic_len = len;
break;
}
if (last)
str = NULL;
else
str = pos + 1;
}
}
static int __sort__hde_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hists *hists __maybe_unused,
int line __maybe_unused,
int *span __maybe_unused)
{
struct hpp_dynamic_entry *hde;
size_t len = fmt->user_len;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
if (!len)
len = hde_width(hde);
return scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, hde->field->name);
}
static int __sort__hde_width(struct perf_hpp_fmt *fmt,
struct perf_hpp *hpp __maybe_unused,
struct hists *hists __maybe_unused)
{
struct hpp_dynamic_entry *hde;
size_t len = fmt->user_len;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
if (!len)
len = hde_width(hde);
return len;
}
bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists)
{
struct hpp_dynamic_entry *hde;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
return hists_to_evsel(hists) == hde->evsel;
}
static int __sort__hde_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hist_entry *he)
{
struct hpp_dynamic_entry *hde;
size_t len = fmt->user_len;
char *str, *pos;
struct tep_format_field *field;
size_t namelen;
bool last = false;
int ret;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
if (!len)
len = hde_width(hde);
if (hde->raw_trace)
goto raw_field;
if (!he->trace_output)
he->trace_output = get_trace_output(he);
field = hde->field;
namelen = strlen(field->name);
str = he->trace_output;
while (str) {
pos = strchr(str, ' ');
if (pos == NULL) {
last = true;
pos = str + strlen(str);
}
if (!strncmp(str, field->name, namelen)) {
str += namelen + 1;
str = strndup(str, pos - str);
if (str == NULL)
return scnprintf(hpp->buf, hpp->size,
"%*.*s", len, len, "ERROR");
break;
}
if (last)
str = NULL;
else
str = pos + 1;
}
if (str == NULL) {
struct trace_seq seq;
raw_field:
trace_seq_init(&seq);
tep_print_field(&seq, he->raw_data, hde->field);
str = seq.buffer;
}
ret = scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, str);
free(str);
return ret;
}
static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
struct hist_entry *a, struct hist_entry *b)
{
struct hpp_dynamic_entry *hde;
struct tep_format_field *field;
unsigned offset, size;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
field = hde->field;
if (field->flags & TEP_FIELD_IS_DYNAMIC) {
unsigned long long dyn;
tep_read_number_field(field, a->raw_data, &dyn);
offset = dyn & 0xffff;
size = (dyn >> 16) & 0xffff;
if (tep_field_is_relative(field->flags))
offset += field->offset + field->size;
/* record max width for output */
if (size > hde->dynamic_len)
hde->dynamic_len = size;
} else {
offset = field->offset;
size = field->size;
}
return memcmp(a->raw_data + offset, b->raw_data + offset, size);
}
bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt)
{
return fmt->cmp == __sort__hde_cmp;
}
static bool __sort__hde_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
{
struct hpp_dynamic_entry *hde_a;
struct hpp_dynamic_entry *hde_b;
if (!perf_hpp__is_dynamic_entry(a) || !perf_hpp__is_dynamic_entry(b))
return false;
hde_a = container_of(a, struct hpp_dynamic_entry, hpp);
hde_b = container_of(b, struct hpp_dynamic_entry, hpp);
return hde_a->field == hde_b->field;
}
static void hde_free(struct perf_hpp_fmt *fmt)
{
struct hpp_dynamic_entry *hde;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
free(hde);
}
static void __sort__hde_init(struct perf_hpp_fmt *fmt, struct hist_entry *he)
{
struct hpp_dynamic_entry *hde;
if (!perf_hpp__is_dynamic_entry(fmt))
return;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
update_dynamic_len(hde, he);
}
static struct hpp_dynamic_entry *
__alloc_dynamic_entry(struct evsel *evsel, struct tep_format_field *field,
int level)
{
struct hpp_dynamic_entry *hde;
hde = malloc(sizeof(*hde));
if (hde == NULL) {
pr_debug("Memory allocation failed\n");
return NULL;
}
hde->evsel = evsel;
hde->field = field;
hde->dynamic_len = 0;
hde->hpp.name = field->name;
hde->hpp.header = __sort__hde_header;
hde->hpp.width = __sort__hde_width;
hde->hpp.entry = __sort__hde_entry;
hde->hpp.color = NULL;
hde->hpp.init = __sort__hde_init;
hde->hpp.cmp = __sort__hde_cmp;
hde->hpp.collapse = __sort__hde_cmp;
hde->hpp.sort = __sort__hde_cmp;
hde->hpp.equal = __sort__hde_equal;
hde->hpp.free = hde_free;
INIT_LIST_HEAD(&hde->hpp.list);
INIT_LIST_HEAD(&hde->hpp.sort_list);
hde->hpp.elide = false;
hde->hpp.len = 0;
hde->hpp.user_len = 0;
hde->hpp.level = level;
return hde;
}
#endif /* HAVE_LIBTRACEEVENT */
struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt)
{
struct perf_hpp_fmt *new_fmt = NULL;
if (perf_hpp__is_sort_entry(fmt)) {
struct hpp_sort_entry *hse, *new_hse;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
new_hse = memdup(hse, sizeof(*hse));
if (new_hse)
new_fmt = &new_hse->hpp;
#ifdef HAVE_LIBTRACEEVENT
} else if (perf_hpp__is_dynamic_entry(fmt)) {
struct hpp_dynamic_entry *hde, *new_hde;
hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
new_hde = memdup(hde, sizeof(*hde));
if (new_hde)
new_fmt = &new_hde->hpp;
#endif
} else {
new_fmt = memdup(fmt, sizeof(*fmt));
}
INIT_LIST_HEAD(&new_fmt->list);
INIT_LIST_HEAD(&new_fmt->sort_list);
return new_fmt;
}
static int parse_field_name(char *str, char **event, char **field, char **opt)
{
char *event_name, *field_name, *opt_name;
event_name = str;
field_name = strchr(str, '.');
if (field_name) {
*field_name++ = '\0';
} else {
event_name = NULL;
field_name = str;
}
opt_name = strchr(field_name, '/');
if (opt_name)
*opt_name++ = '\0';
*event = event_name;
*field = field_name;
*opt = opt_name;
return 0;
}
/* find match evsel using a given event name. The event name can be:
* 1. '%' + event index (e.g. '%1' for first event)
* 2. full event name (e.g. sched:sched_switch)
* 3. partial event name (should not contain ':')
*/
static struct evsel *find_evsel(struct evlist *evlist, char *event_name)
{
struct evsel *evsel = NULL;
struct evsel *pos;
bool full_name;
/* case 1 */
if (event_name[0] == '%') {
int nr = strtol(event_name+1, NULL, 0);
if (nr > evlist->core.nr_entries)
return NULL;
evsel = evlist__first(evlist);
while (--nr > 0)
evsel = evsel__next(evsel);
return evsel;
}
full_name = !!strchr(event_name, ':');
evlist__for_each_entry(evlist, pos) {
/* case 2 */
if (full_name && evsel__name_is(pos, event_name))
return pos;
/* case 3 */
if (!full_name && strstr(pos->name, event_name)) {
if (evsel) {
pr_debug("'%s' event is ambiguous: it can be %s or %s\n",
event_name, evsel->name, pos->name);
return NULL;
}
evsel = pos;
}
}
return evsel;
}
#ifdef HAVE_LIBTRACEEVENT
static int __dynamic_dimension__add(struct evsel *evsel,
struct tep_format_field *field,
bool raw_trace, int level)
{
struct hpp_dynamic_entry *hde;
hde = __alloc_dynamic_entry(evsel, field, level);
if (hde == NULL)
return -ENOMEM;
hde->raw_trace = raw_trace;
perf_hpp__register_sort_field(&hde->hpp);
return 0;
}
static int add_evsel_fields(struct evsel *evsel, bool raw_trace, int level)
{
int ret;
struct tep_format_field *field;
field = evsel->tp_format->format.fields;
while (field) {
ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
if (ret < 0)
return ret;
field = field->next;
}
return 0;
}
static int add_all_dynamic_fields(struct evlist *evlist, bool raw_trace,
int level)
{
int ret;
struct evsel *evsel;
evlist__for_each_entry(evlist, evsel) {
if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
continue;
ret = add_evsel_fields(evsel, raw_trace, level);
if (ret < 0)
return ret;
}
return 0;
}
static int add_all_matching_fields(struct evlist *evlist,
char *field_name, bool raw_trace, int level)
{
int ret = -ESRCH;
struct evsel *evsel;
struct tep_format_field *field;
evlist__for_each_entry(evlist, evsel) {
if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
continue;
field = tep_find_any_field(evsel->tp_format, field_name);
if (field == NULL)
continue;
ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
if (ret < 0)
break;
}
return ret;
}
#endif /* HAVE_LIBTRACEEVENT */
static int add_dynamic_entry(struct evlist *evlist, const char *tok,
int level)
{
char *str, *event_name, *field_name, *opt_name;
struct evsel *evsel;
bool raw_trace = symbol_conf.raw_trace;
int ret = 0;
if (evlist == NULL)
return -ENOENT;
str = strdup(tok);
if (str == NULL)
return -ENOMEM;
if (parse_field_name(str, &event_name, &field_name, &opt_name) < 0) {
ret = -EINVAL;
goto out;
}
if (opt_name) {
if (strcmp(opt_name, "raw")) {
pr_debug("unsupported field option %s\n", opt_name);
ret = -EINVAL;
goto out;
}
raw_trace = true;
}
#ifdef HAVE_LIBTRACEEVENT
if (!strcmp(field_name, "trace_fields")) {
ret = add_all_dynamic_fields(evlist, raw_trace, level);
goto out;
}
if (event_name == NULL) {
ret = add_all_matching_fields(evlist, field_name, raw_trace, level);
goto out;
}
#else
evlist__for_each_entry(evlist, evsel) {
if (evsel->core.attr.type == PERF_TYPE_TRACEPOINT) {
pr_err("%s %s", ret ? "," : "This perf binary isn't linked with libtraceevent, can't process", evsel__name(evsel));
ret = -ENOTSUP;
}
}
if (ret) {
pr_err("\n");
goto out;
}
#endif
evsel = find_evsel(evlist, event_name);
if (evsel == NULL) {
pr_debug("Cannot find event: %s\n", event_name);
ret = -ENOENT;
goto out;
}
if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
pr_debug("%s is not a tracepoint event\n", event_name);
ret = -EINVAL;
goto out;
}
#ifdef HAVE_LIBTRACEEVENT
if (!strcmp(field_name, "*")) {
ret = add_evsel_fields(evsel, raw_trace, level);
} else {
struct tep_format_field *field = tep_find_any_field(evsel->tp_format, field_name);
if (field == NULL) {
pr_debug("Cannot find event field for %s.%s\n",
event_name, field_name);
return -ENOENT;
}
ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
}
#else
(void)level;
(void)raw_trace;
#endif /* HAVE_LIBTRACEEVENT */
out:
free(str);
return ret;
}
static int __sort_dimension__add(struct sort_dimension *sd,
struct perf_hpp_list *list,
int level)
{
if (sd->taken)
return 0;
if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
return -1;
if (sd->entry->se_collapse)
list->need_collapse = 1;
sd->taken = 1;
return 0;
}
static int __hpp_dimension__add(struct hpp_dimension *hd,
struct perf_hpp_list *list,
int level)
{
struct perf_hpp_fmt *fmt;
if (hd->taken)
return 0;
fmt = __hpp_dimension__alloc_hpp(hd, level);
if (!fmt)
return -1;
hd->taken = 1;
perf_hpp_list__register_sort_field(list, fmt);
return 0;
}
static int __sort_dimension__add_output(struct perf_hpp_list *list,
struct sort_dimension *sd)
{
if (sd->taken)
return 0;
if (__sort_dimension__add_hpp_output(sd, list) < 0)
return -1;
sd->taken = 1;
return 0;
}
static int __hpp_dimension__add_output(struct perf_hpp_list *list,
struct hpp_dimension *hd)
{
struct perf_hpp_fmt *fmt;
if (hd->taken)
return 0;
fmt = __hpp_dimension__alloc_hpp(hd, 0);
if (!fmt)
return -1;
hd->taken = 1;
perf_hpp_list__column_register(list, fmt);
return 0;
}
int hpp_dimension__add_output(unsigned col)
{
BUG_ON(col >= PERF_HPP__MAX_INDEX);
return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
}
int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
struct evlist *evlist,
int level)
{
unsigned int i, j;
/*
* Check to see if there are any arch specific
* sort dimensions not applicable for the current
* architecture. If so, Skip that sort key since
* we don't want to display it in the output fields.
*/
for (j = 0; j < ARRAY_SIZE(arch_specific_sort_keys); j++) {
if (!strcmp(arch_specific_sort_keys[j], tok) &&
!arch_support_sort_key(tok)) {
return 0;
}
}
for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
struct sort_dimension *sd = &common_sort_dimensions[i];
if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
continue;
for (j = 0; j < ARRAY_SIZE(dynamic_headers); j++) {
if (sd->name && !strcmp(dynamic_headers[j], sd->name))
sort_dimension_add_dynamic_header(sd);
}
if (sd->entry == &sort_parent && parent_pattern) {
int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
if (ret) {
char err[BUFSIZ];
regerror(ret, &parent_regex, err, sizeof(err));
pr_err("Invalid regex: %s\n%s", parent_pattern, err);
return -EINVAL;
}
list->parent = 1;
} else if (sd->entry == &sort_sym) {
list->sym = 1;
/*
* perf diff displays the performance difference amongst
* two or more perf.data files. Those files could come
* from different binaries. So we should not compare
* their ips, but the name of symbol.
*/
if (sort__mode == SORT_MODE__DIFF)
sd->entry->se_collapse = sort__sym_sort;
} else if (sd->entry == &sort_dso) {
list->dso = 1;
} else if (sd->entry == &sort_socket) {
list->socket = 1;
} else if (sd->entry == &sort_thread) {
list->thread = 1;
} else if (sd->entry == &sort_comm) {
list->comm = 1;
} else if (sd->entry == &sort_type_offset) {
symbol_conf.annotate_data_member = true;
}
return __sort_dimension__add(sd, list, level);
}
for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
struct hpp_dimension *hd = &hpp_sort_dimensions[i];
if (strncasecmp(tok, hd->name, strlen(tok)))
continue;
return __hpp_dimension__add(hd, list, level);
}
for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
struct sort_dimension *sd = &bstack_sort_dimensions[i];
if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
continue;
if (sort__mode != SORT_MODE__BRANCH)
return -EINVAL;
if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
list->sym = 1;
__sort_dimension__add(sd, list, level);
return 0;
}
for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
struct sort_dimension *sd = &memory_sort_dimensions[i];
if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
continue;
if (sort__mode != SORT_MODE__MEMORY)
return -EINVAL;
if (sd->entry == &sort_mem_dcacheline && cacheline_size() == 0)
return -EINVAL;
if (sd->entry == &sort_mem_daddr_sym)
list->sym = 1;
__sort_dimension__add(sd, list, level);
return 0;
}
if (!add_dynamic_entry(evlist, tok, level))
return 0;
return -ESRCH;
}
static int setup_sort_list(struct perf_hpp_list *list, char *str,
struct evlist *evlist)
{
char *tmp, *tok;
int ret = 0;
int level = 0;
int next_level = 1;
bool in_group = false;
do {
tok = str;
tmp = strpbrk(str, "{}, ");
if (tmp) {
if (in_group)
next_level = level;
else
next_level = level + 1;
if (*tmp == '{')
in_group = true;
else if (*tmp == '}')
in_group = false;
*tmp = '\0';
str = tmp + 1;
}
if (*tok) {
ret = sort_dimension__add(list, tok, evlist, level);
if (ret == -EINVAL) {
if (!cacheline_size() && !strncasecmp(tok, "dcacheline", strlen(tok)))
ui__error("The \"dcacheline\" --sort key needs to know the cacheline size and it couldn't be determined on this system");
else
ui__error("Invalid --sort key: `%s'", tok);
break;
} else if (ret == -ESRCH) {
ui__error("Unknown --sort key: `%s'", tok);
break;
}
}
level = next_level;
} while (tmp);
return ret;
}
static const char *get_default_sort_order(struct evlist *evlist)
{
const char *default_sort_orders[] = {
default_sort_order,
default_branch_sort_order,
default_mem_sort_order,
default_top_sort_order,
default_diff_sort_order,
default_tracepoint_sort_order,
};
bool use_trace = true;
struct evsel *evsel;
BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));
if (evlist == NULL || evlist__empty(evlist))
goto out_no_evlist;
evlist__for_each_entry(evlist, evsel) {
if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
use_trace = false;
break;
}
}
if (use_trace) {
sort__mode = SORT_MODE__TRACEPOINT;
if (symbol_conf.raw_trace)
return "trace_fields";
}
out_no_evlist:
return default_sort_orders[sort__mode];
}
static int setup_sort_order(struct evlist *evlist)
{
char *new_sort_order;
/*
* Append '+'-prefixed sort order to the default sort
* order string.
*/
if (!sort_order || is_strict_order(sort_order))
return 0;
if (sort_order[1] == '\0') {
ui__error("Invalid --sort key: `+'");
return -EINVAL;
}
/*
* We allocate new sort_order string, but we never free it,
* because it's checked over the rest of the code.
*/
if (asprintf(&new_sort_order, "%s,%s",
get_default_sort_order(evlist), sort_order + 1) < 0) {
pr_err("Not enough memory to set up --sort");
return -ENOMEM;
}
sort_order = new_sort_order;
return 0;
}
/*
* Adds 'pre,' prefix into 'str' is 'pre' is
* not already part of 'str'.
*/
static char *prefix_if_not_in(const char *pre, char *str)
{
char *n;
if (!str || strstr(str, pre))
return str;
if (asprintf(&n, "%s,%s", pre, str) < 0)
n = NULL;
free(str);
return n;
}
static char *setup_overhead(char *keys)
{
if (sort__mode == SORT_MODE__DIFF)
return keys;
keys = prefix_if_not_in("overhead", keys);
if (symbol_conf.cumulate_callchain)
keys = prefix_if_not_in("overhead_children", keys);
return keys;
}
static int __setup_sorting(struct evlist *evlist)
{
char *str;
const char *sort_keys;
int ret = 0;
ret = setup_sort_order(evlist);
if (ret)
return ret;
sort_keys = sort_order;
if (sort_keys == NULL) {
if (is_strict_order(field_order)) {
/*
* If user specified field order but no sort order,
* we'll honor it and not add default sort orders.
*/
return 0;
}
sort_keys = get_default_sort_order(evlist);
}
str = strdup(sort_keys);
if (str == NULL) {
pr_err("Not enough memory to setup sort keys");
return -ENOMEM;
}
/*
* Prepend overhead fields for backward compatibility.
*/
if (!is_strict_order(field_order)) {
str = setup_overhead(str);
if (str == NULL) {
pr_err("Not enough memory to setup overhead keys");
return -ENOMEM;
}
}
ret = setup_sort_list(&perf_hpp_list, str, evlist);
free(str);
return ret;
}
void perf_hpp__set_elide(int idx, bool elide)
{
struct perf_hpp_fmt *fmt;
struct hpp_sort_entry *hse;
perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
if (!perf_hpp__is_sort_entry(fmt))
continue;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
if (hse->se->se_width_idx == idx) {
fmt->elide = elide;
break;
}
}
}
static bool __get_elide(struct strlist *list, const char *list_name, FILE *fp)
{
if (list && strlist__nr_entries(list) == 1) {
if (fp != NULL)
fprintf(fp, "# %s: %s\n", list_name,
strlist__entry(list, 0)->s);
return true;
}
return false;
}
static bool get_elide(int idx, FILE *output)
{
switch (idx) {
case HISTC_SYMBOL:
return __get_elide(symbol_conf.sym_list, "symbol", output);
case HISTC_DSO:
return __get_elide(symbol_conf.dso_list, "dso", output);
case HISTC_COMM:
return __get_elide(symbol_conf.comm_list, "comm", output);
default:
break;
}
if (sort__mode != SORT_MODE__BRANCH)
return false;
switch (idx) {
case HISTC_SYMBOL_FROM:
return __get_elide(symbol_conf.sym_from_list, "sym_from", output);
case HISTC_SYMBOL_TO:
return __get_elide(symbol_conf.sym_to_list, "sym_to", output);
case HISTC_DSO_FROM:
return __get_elide(symbol_conf.dso_from_list, "dso_from", output);
case HISTC_DSO_TO:
return __get_elide(symbol_conf.dso_to_list, "dso_to", output);
case HISTC_ADDR_FROM:
return __get_elide(symbol_conf.sym_from_list, "addr_from", output);
case HISTC_ADDR_TO:
return __get_elide(symbol_conf.sym_to_list, "addr_to", output);
default:
break;
}
return false;
}
void sort__setup_elide(FILE *output)
{
struct perf_hpp_fmt *fmt;
struct hpp_sort_entry *hse;
perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
if (!perf_hpp__is_sort_entry(fmt))
continue;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
fmt->elide = get_elide(hse->se->se_width_idx, output);
}
/*
* It makes no sense to elide all of sort entries.
* Just revert them to show up again.
*/
perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
if (!perf_hpp__is_sort_entry(fmt))
continue;
if (!fmt->elide)
return;
}
perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
if (!perf_hpp__is_sort_entry(fmt))
continue;
fmt->elide = false;
}
}
int output_field_add(struct perf_hpp_list *list, char *tok)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
struct sort_dimension *sd = &common_sort_dimensions[i];
if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
continue;
return __sort_dimension__add_output(list, sd);
}
for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
struct hpp_dimension *hd = &hpp_sort_dimensions[i];
if (strncasecmp(tok, hd->name, strlen(tok)))
continue;
return __hpp_dimension__add_output(list, hd);
}
for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
struct sort_dimension *sd = &bstack_sort_dimensions[i];
if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
continue;
if (sort__mode != SORT_MODE__BRANCH)
return -EINVAL;
return __sort_dimension__add_output(list, sd);
}
for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
struct sort_dimension *sd = &memory_sort_dimensions[i];
if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
continue;
if (sort__mode != SORT_MODE__MEMORY)
return -EINVAL;
return __sort_dimension__add_output(list, sd);
}
return -ESRCH;
}
static int setup_output_list(struct perf_hpp_list *list, char *str)
{
char *tmp, *tok;
int ret = 0;
for (tok = strtok_r(str, ", ", &tmp);
tok; tok = strtok_r(NULL, ", ", &tmp)) {
ret = output_field_add(list, tok);
if (ret == -EINVAL) {
ui__error("Invalid --fields key: `%s'", tok);
break;
} else if (ret == -ESRCH) {
ui__error("Unknown --fields key: `%s'", tok);
break;
}
}
return ret;
}
void reset_dimensions(void)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++)
common_sort_dimensions[i].taken = 0;
for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++)
hpp_sort_dimensions[i].taken = 0;
for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++)
bstack_sort_dimensions[i].taken = 0;
for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++)
memory_sort_dimensions[i].taken = 0;
}
bool is_strict_order(const char *order)
{
return order && (*order != '+');
}
static int __setup_output_field(void)
{
char *str, *strp;
int ret = -EINVAL;
if (field_order == NULL)
return 0;
strp = str = strdup(field_order);
if (str == NULL) {
pr_err("Not enough memory to setup output fields");
return -ENOMEM;
}
if (!is_strict_order(field_order))
strp++;
if (!strlen(strp)) {
ui__error("Invalid --fields key: `+'");
goto out;
}
ret = setup_output_list(&perf_hpp_list, strp);
out:
free(str);
return ret;
}
int setup_sorting(struct evlist *evlist)
{
int err;
err = __setup_sorting(evlist);
if (err < 0)
return err;
if (parent_pattern != default_parent_pattern) {
err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
if (err < 0)
return err;
}
reset_dimensions();
/*
* perf diff doesn't use default hpp output fields.
*/
if (sort__mode != SORT_MODE__DIFF)
perf_hpp__init();
err = __setup_output_field();
if (err < 0)
return err;
/* copy sort keys to output fields */
perf_hpp__setup_output_field(&perf_hpp_list);
/* and then copy output fields to sort keys */
perf_hpp__append_sort_keys(&perf_hpp_list);
/* setup hists-specific output fields */
if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0)
return -1;
return 0;
}
void reset_output_field(void)
{
perf_hpp_list.need_collapse = 0;
perf_hpp_list.parent = 0;
perf_hpp_list.sym = 0;
perf_hpp_list.dso = 0;
field_order = NULL;
sort_order = NULL;
reset_dimensions();
perf_hpp__reset_output_field(&perf_hpp_list);
}
#define INDENT (3*8 + 1)
static void add_key(struct strbuf *sb, const char *str, int *llen)
{
if (!str)
return;
if (*llen >= 75) {
strbuf_addstr(sb, "\n\t\t\t ");
*llen = INDENT;
}
strbuf_addf(sb, " %s", str);
*llen += strlen(str) + 1;
}
static void add_sort_string(struct strbuf *sb, struct sort_dimension *s, int n,
int *llen)
{
int i;
for (i = 0; i < n; i++)
add_key(sb, s[i].name, llen);
}
static void add_hpp_sort_string(struct strbuf *sb, struct hpp_dimension *s, int n,
int *llen)
{
int i;
for (i = 0; i < n; i++)
add_key(sb, s[i].name, llen);
}
char *sort_help(const char *prefix)
{
struct strbuf sb;
char *s;
int len = strlen(prefix) + INDENT;
strbuf_init(&sb, 300);
strbuf_addstr(&sb, prefix);
add_hpp_sort_string(&sb, hpp_sort_dimensions,
ARRAY_SIZE(hpp_sort_dimensions), &len);
add_sort_string(&sb, common_sort_dimensions,
ARRAY_SIZE(common_sort_dimensions), &len);
add_sort_string(&sb, bstack_sort_dimensions,
ARRAY_SIZE(bstack_sort_dimensions), &len);
add_sort_string(&sb, memory_sort_dimensions,
ARRAY_SIZE(memory_sort_dimensions), &len);
s = strbuf_detach(&sb, NULL);
strbuf_release(&sb);
return s;
}
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