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Fixes for some long standing problems.

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Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Fixes for some long standing problems.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2012-02-07 09:44:14 +01:00
parent 84f2b9b2ed a4a03fc7ef
commit 136e0b8eab
3 changed files with 8 additions and 1 deletions
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6
tools/perf/bench/mem-memcpy-x86-64-asm.S
View file

@ -1,2 +1,8 @@
#include "../../../arch/x86/lib/memcpy_64.S"
/*
* We need to provide note.GNU-stack section, saying that we want
* NOT executable stack. Otherwise the final linking will assume that
* the ELF stack should not be restricted at all and set it RWX.
*/
.section .note.GNU-stack,"",@progbits

2
tools/perf/util/event.c
View file

@ -554,7 +554,7 @@ static int perf_event__process_kernel_mmap(struct perf_tool *tool __used,
is_kernel_mmap = memcmp(event->mmap.filename,
kmmap_prefix,
strlen(kmmap_prefix)) == 0;
strlen(kmmap_prefix) - 1) == 0;
if (event->mmap.filename[0] == '/' ||
(!is_kernel_mmap && event->mmap.filename[0] == '[')) {

1
tools/perf/util/evsel.c
View file

@ -463,6 +463,7 @@ int perf_event__parse_sample(const union perf_event *event, u64 type,
memset(data, 0, sizeof(*data));
data->cpu = data->pid = data->tid = -1;
data->stream_id = data->id = data->time = -1ULL;
data->period = 1;
if (event->header.type != PERF_RECORD_SAMPLE) {
if (!sample_id_all)