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drm: update drm_memory_debug.h
Update from DRM CVS for drm memory debug From: Jon Smirl <jonsmirl@gmail.com> Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Dave Airlie
Dave Airlie
parent
1e7d51902a
commit
f0c408b564
1 changed files with 134 additions and 135 deletions
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@ -1,5 +1,5 @@
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/**
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* \file drm_memory.h
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* \file drm_memory_debug.h
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* Memory management wrappers for DRM.
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*
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* \author Rickard E. (Rik) Faith <faith@valinux.com>
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@ -43,42 +43,41 @@ typedef struct drm_mem_stats {
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unsigned long bytes_freed;
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} drm_mem_stats_t;
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static DEFINE_SPINLOCK(DRM(mem_lock));
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static unsigned long DRM(ram_available) = 0; /* In pages */
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static unsigned long DRM(ram_used) = 0;
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static drm_mem_stats_t DRM(mem_stats)[] =
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static spinlock_t drm_mem_lock = SPIN_LOCK_UNLOCKED;
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static unsigned long drm_ram_available = 0; /* In pages */
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static unsigned long drm_ram_used = 0;
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static drm_mem_stats_t drm_mem_stats[] =
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{
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[DRM_MEM_DMA] = {
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"dmabufs"},[DRM_MEM_SAREA] = {
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"sareas"},[DRM_MEM_DRIVER] = {
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"driver"},[DRM_MEM_MAGIC] = {
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"magic"},[DRM_MEM_IOCTLS] = {
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"ioctltab"},[DRM_MEM_MAPS] = {
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"maplist"},[DRM_MEM_VMAS] = {
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"vmalist"},[DRM_MEM_BUFS] = {
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"buflist"},[DRM_MEM_SEGS] = {
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"seglist"},[DRM_MEM_PAGES] = {
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"pagelist"},[DRM_MEM_FILES] = {
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"files"},[DRM_MEM_QUEUES] = {
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"queues"},[DRM_MEM_CMDS] = {
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"commands"},[DRM_MEM_MAPPINGS] = {
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"mappings"},[DRM_MEM_BUFLISTS] = {
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"buflists"},[DRM_MEM_AGPLISTS] = {
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"agplist"},[DRM_MEM_SGLISTS] = {
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"sglist"},[DRM_MEM_TOTALAGP] = {
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"totalagp"},[DRM_MEM_BOUNDAGP] = {
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"boundagp"},[DRM_MEM_CTXBITMAP] = {
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"ctxbitmap"},[DRM_MEM_CTXLIST] = {
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"ctxlist"},[DRM_MEM_STUB] = {
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"stub"}, {
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NULL, 0,} /* Last entry must be null */
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[DRM_MEM_DMA] = {"dmabufs"},
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[DRM_MEM_SAREA] = {"sareas"},
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[DRM_MEM_DRIVER] = {"driver"},
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[DRM_MEM_MAGIC] = {"magic"},
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[DRM_MEM_IOCTLS] = {"ioctltab"},
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[DRM_MEM_MAPS] = {"maplist"},
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[DRM_MEM_VMAS] = {"vmalist"},
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[DRM_MEM_BUFS] = {"buflist"},
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[DRM_MEM_SEGS] = {"seglist"},
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[DRM_MEM_PAGES] = {"pagelist"},
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[DRM_MEM_FILES] = {"files"},
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[DRM_MEM_QUEUES] = {"queues"},
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[DRM_MEM_CMDS] = {"commands"},
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[DRM_MEM_MAPPINGS] = {"mappings"},
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[DRM_MEM_BUFLISTS] = {"buflists"},
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[DRM_MEM_AGPLISTS] = {"agplist"},
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[DRM_MEM_SGLISTS] = {"sglist"},
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[DRM_MEM_TOTALAGP] = {"totalagp"},
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[DRM_MEM_BOUNDAGP] = {"boundagp"},
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[DRM_MEM_CTXBITMAP] = {"ctxbitmap"},
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[DRM_MEM_CTXLIST] = {"ctxlist"},
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[DRM_MEM_STUB] = {"stub"},
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{NULL, 0,} /* Last entry must be null */
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};
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void DRM(mem_init) (void) {
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void drm_mem_init (void) {
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drm_mem_stats_t *mem;
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struct sysinfo si;
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for (mem = DRM(mem_stats); mem->name; ++mem) {
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for (mem = drm_mem_stats; mem->name; ++mem) {
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mem->succeed_count = 0;
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mem->free_count = 0;
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mem->fail_count = 0;
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@ -87,13 +86,13 @@ void DRM(mem_init) (void) {
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}
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si_meminfo(&si);
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DRM(ram_available) = si.totalram;
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DRM(ram_used) = 0;
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drm_ram_available = si.totalram;
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drm_ram_used = 0;
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}
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/* drm_mem_info is called whenever a process reads /dev/drm/mem. */
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static int DRM(_mem_info) (char *buf, char **start, off_t offset,
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static int drm__mem_info (char *buf, char **start, off_t offset,
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int request, int *eof, void *data) {
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drm_mem_stats_t *pt;
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int len = 0;
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@ -112,11 +111,11 @@ static int DRM(_mem_info) (char *buf, char **start, off_t offset,
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" | allocs bytes\n\n");
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DRM_PROC_PRINT("%-9.9s %5d %5d %4d %10lu kB |\n",
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"system", 0, 0, 0,
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DRM(ram_available) << (PAGE_SHIFT - 10));
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drm_ram_available << (PAGE_SHIFT - 10));
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DRM_PROC_PRINT("%-9.9s %5d %5d %4d %10lu kB |\n",
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"locked", 0, 0, 0, DRM(ram_used) >> 10);
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"locked", 0, 0, 0, drm_ram_used >> 10);
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DRM_PROC_PRINT("\n");
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for (pt = DRM(mem_stats); pt->name; pt++) {
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for (pt = drm_mem_stats; pt->name; pt++) {
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DRM_PROC_PRINT("%-9.9s %5d %5d %4d %10lu %10lu | %6d %10ld\n",
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pt->name,
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pt->succeed_count,
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@ -135,17 +134,17 @@ static int DRM(_mem_info) (char *buf, char **start, off_t offset,
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return len - offset;
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}
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int DRM(mem_info) (char *buf, char **start, off_t offset,
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int drm_mem_info (char *buf, char **start, off_t offset,
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int len, int *eof, void *data) {
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int ret;
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spin_lock(&DRM(mem_lock));
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ret = DRM(_mem_info) (buf, start, offset, len, eof, data);
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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ret = drm__mem_info (buf, start, offset, len, eof, data);
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spin_unlock(&drm_mem_lock);
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return ret;
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}
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void *DRM(alloc) (size_t size, int area) {
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void *drm_alloc (size_t size, int area) {
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void *pt;
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if (!size) {
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@ -154,41 +153,41 @@ void *DRM(alloc) (size_t size, int area) {
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}
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if (!(pt = kmalloc(size, GFP_KERNEL))) {
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[area].fail_count;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[area].fail_count;
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spin_unlock(&drm_mem_lock);
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return NULL;
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}
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[area].succeed_count;
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DRM(mem_stats)[area].bytes_allocated += size;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[area].succeed_count;
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drm_mem_stats[area].bytes_allocated += size;
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spin_unlock(&drm_mem_lock);
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return pt;
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}
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void *DRM(calloc) (size_t nmemb, size_t size, int area) {
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void *drm_calloc (size_t nmemb, size_t size, int area) {
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void *addr;
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addr = DRM(alloc) (nmemb * size, area);
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addr = drm_alloc (nmemb * size, area);
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if (addr != NULL)
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memset((void *)addr, 0, size * nmemb);
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return addr;
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}
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void *DRM(realloc) (void *oldpt, size_t oldsize, size_t size, int area) {
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void *drm_realloc (void *oldpt, size_t oldsize, size_t size, int area) {
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void *pt;
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if (!(pt = DRM(alloc) (size, area)))
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if (!(pt = drm_alloc (size, area)))
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return NULL;
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if (oldpt && oldsize) {
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memcpy(pt, oldpt, oldsize);
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DRM(free) (oldpt, oldsize, area);
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drm_free (oldpt, oldsize, area);
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}
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return pt;
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}
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void DRM(free) (void *pt, size_t size, int area) {
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void drm_free (void *pt, size_t size, int area) {
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int alloc_count;
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int free_count;
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@ -196,43 +195,43 @@ void DRM(free) (void *pt, size_t size, int area) {
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DRM_MEM_ERROR(area, "Attempt to free NULL pointer\n");
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else
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kfree(pt);
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spin_lock(&DRM(mem_lock));
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DRM(mem_stats)[area].bytes_freed += size;
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free_count = ++DRM(mem_stats)[area].free_count;
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alloc_count = DRM(mem_stats)[area].succeed_count;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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drm_mem_stats[area].bytes_freed += size;
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free_count = ++drm_mem_stats[area].free_count;
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alloc_count = drm_mem_stats[area].succeed_count;
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spin_unlock(&drm_mem_lock);
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if (free_count > alloc_count) {
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DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n",
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free_count, alloc_count);
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}
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}
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unsigned long DRM(alloc_pages) (int order, int area) {
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unsigned long drm_alloc_pages (int order, int area) {
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unsigned long address;
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unsigned long bytes = PAGE_SIZE << order;
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unsigned long addr;
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unsigned int sz;
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spin_lock(&DRM(mem_lock));
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if ((DRM(ram_used) >> PAGE_SHIFT)
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> (DRM_RAM_PERCENT * DRM(ram_available)) / 100) {
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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if ((drm_ram_used >> PAGE_SHIFT)
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> (DRM_RAM_PERCENT * drm_ram_available) / 100) {
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spin_unlock(&drm_mem_lock);
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return 0;
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}
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spin_unlock(&DRM(mem_lock));
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spin_unlock(&drm_mem_lock);
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address = __get_free_pages(GFP_KERNEL, order);
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if (!address) {
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[area].fail_count;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[area].fail_count;
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spin_unlock(&drm_mem_lock);
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return 0;
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}
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[area].succeed_count;
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DRM(mem_stats)[area].bytes_allocated += bytes;
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DRM(ram_used) += bytes;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[area].succeed_count;
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drm_mem_stats[area].bytes_allocated += bytes;
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drm_ram_used += bytes;
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spin_unlock(&drm_mem_lock);
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/* Zero outside the lock */
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memset((void *)address, 0, bytes);
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@ -246,7 +245,7 @@ unsigned long DRM(alloc_pages) (int order, int area) {
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return address;
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}
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void DRM(free_pages) (unsigned long address, int order, int area) {
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void drm_free_pages (unsigned long address, int order, int area) {
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unsigned long bytes = PAGE_SIZE << order;
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int alloc_count;
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int free_count;
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@ -264,12 +263,12 @@ void DRM(free_pages) (unsigned long address, int order, int area) {
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free_pages(address, order);
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}
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spin_lock(&DRM(mem_lock));
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free_count = ++DRM(mem_stats)[area].free_count;
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alloc_count = DRM(mem_stats)[area].succeed_count;
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DRM(mem_stats)[area].bytes_freed += bytes;
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DRM(ram_used) -= bytes;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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free_count = ++drm_mem_stats[area].free_count;
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alloc_count = drm_mem_stats[area].succeed_count;
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drm_mem_stats[area].bytes_freed += bytes;
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drm_ram_used -= bytes;
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spin_unlock(&drm_mem_lock);
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if (free_count > alloc_count) {
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DRM_MEM_ERROR(area,
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"Excess frees: %d frees, %d allocs\n",
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@ -277,7 +276,7 @@ void DRM(free_pages) (unsigned long address, int order, int area) {
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}
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}
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void *DRM(ioremap) (unsigned long offset, unsigned long size,
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void *drm_ioremap (unsigned long offset, unsigned long size,
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drm_device_t * dev) {
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void *pt;
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@ -288,19 +287,19 @@ void *DRM(ioremap) (unsigned long offset, unsigned long size,
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}
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if (!(pt = drm_ioremap(offset, size, dev))) {
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[DRM_MEM_MAPPINGS].fail_count;
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spin_unlock(&drm_mem_lock);
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return NULL;
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}
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
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DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count;
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drm_mem_stats[DRM_MEM_MAPPINGS].bytes_allocated += size;
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spin_unlock(&drm_mem_lock);
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return pt;
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}
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void *DRM(ioremap_nocache) (unsigned long offset, unsigned long size,
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void *drm_ioremap_nocache (unsigned long offset, unsigned long size,
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drm_device_t * dev) {
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void *pt;
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@ -311,19 +310,19 @@ void *DRM(ioremap_nocache) (unsigned long offset, unsigned long size,
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}
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if (!(pt = drm_ioremap_nocache(offset, size, dev))) {
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[DRM_MEM_MAPPINGS].fail_count;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[DRM_MEM_MAPPINGS].fail_count;
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spin_unlock(&drm_mem_lock);
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return NULL;
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}
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
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DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_allocated += size;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count;
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drm_mem_stats[DRM_MEM_MAPPINGS].bytes_allocated += size;
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spin_unlock(&drm_mem_lock);
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return pt;
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}
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void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) {
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void drm_ioremapfree (void *pt, unsigned long size, drm_device_t * dev) {
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int alloc_count;
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int free_count;
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@ -333,11 +332,11 @@ void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) {
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else
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drm_ioremapfree(pt, size, dev);
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spin_lock(&DRM(mem_lock));
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DRM(mem_stats)[DRM_MEM_MAPPINGS].bytes_freed += size;
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free_count = ++DRM(mem_stats)[DRM_MEM_MAPPINGS].free_count;
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alloc_count = DRM(mem_stats)[DRM_MEM_MAPPINGS].succeed_count;
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spin_unlock(&DRM(mem_lock));
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spin_lock(&drm_mem_lock);
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drm_mem_stats[DRM_MEM_MAPPINGS].bytes_freed += size;
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free_count = ++drm_mem_stats[DRM_MEM_MAPPINGS].free_count;
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alloc_count = drm_mem_stats[DRM_MEM_MAPPINGS].succeed_count;
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spin_unlock(&drm_mem_lock);
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if (free_count > alloc_count) {
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DRM_MEM_ERROR(DRM_MEM_MAPPINGS,
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"Excess frees: %d frees, %d allocs\n",
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@ -347,7 +346,7 @@ void DRM(ioremapfree) (void *pt, unsigned long size, drm_device_t * dev) {
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#if __OS_HAS_AGP
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DRM_AGP_MEM *DRM(alloc_agp) (int pages, u32 type) {
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DRM_AGP_MEM *drm_alloc_agp (drm_device_t *dev, int pages, u32 type) {
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DRM_AGP_MEM *handle;
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if (!pages) {
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@ -355,21 +354,21 @@ DRM_AGP_MEM *DRM(alloc_agp) (int pages, u32 type) {
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return NULL;
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}
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if ((handle = DRM(agp_allocate_memory) (pages, type))) {
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count;
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DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_allocated
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if ((handle = drm_agp_allocate_memory (pages, type))) {
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spin_lock(&drm_mem_lock);
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++drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count;
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drm_mem_stats[DRM_MEM_TOTALAGP].bytes_allocated
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+= pages << PAGE_SHIFT;
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spin_unlock(&DRM(mem_lock));
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spin_unlock(&drm_mem_lock);
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return handle;
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}
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spin_lock(&DRM(mem_lock));
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++DRM(mem_stats)[DRM_MEM_TOTALAGP].fail_count;
|
||||
spin_unlock(&DRM(mem_lock));
|
||||
spin_lock(&drm_mem_lock);
|
||||
++drm_mem_stats[DRM_MEM_TOTALAGP].fail_count;
|
||||
spin_unlock(&drm_mem_lock);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) {
|
||||
int drm_free_agp (DRM_AGP_MEM * handle, int pages) {
|
||||
int alloc_count;
|
||||
int free_count;
|
||||
int retval = -EINVAL;
|
||||
|
|
@ -380,13 +379,13 @@ int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) {
|
|||
return retval;
|
||||
}
|
||||
|
||||
if (DRM(agp_free_memory) (handle)) {
|
||||
spin_lock(&DRM(mem_lock));
|
||||
free_count = ++DRM(mem_stats)[DRM_MEM_TOTALAGP].free_count;
|
||||
alloc_count = DRM(mem_stats)[DRM_MEM_TOTALAGP].succeed_count;
|
||||
DRM(mem_stats)[DRM_MEM_TOTALAGP].bytes_freed
|
||||
if (drm_agp_free_memory (handle)) {
|
||||
spin_lock(&drm_mem_lock);
|
||||
free_count = ++drm_mem_stats[DRM_MEM_TOTALAGP].free_count;
|
||||
alloc_count = drm_mem_stats[DRM_MEM_TOTALAGP].succeed_count;
|
||||
drm_mem_stats[DRM_MEM_TOTALAGP].bytes_freed
|
||||
+= pages << PAGE_SHIFT;
|
||||
spin_unlock(&DRM(mem_lock));
|
||||
spin_unlock(&drm_mem_lock);
|
||||
if (free_count > alloc_count) {
|
||||
DRM_MEM_ERROR(DRM_MEM_TOTALAGP,
|
||||
"Excess frees: %d frees, %d allocs\n",
|
||||
|
|
@ -397,7 +396,7 @@ int DRM(free_agp) (DRM_AGP_MEM * handle, int pages) {
|
|||
return retval;
|
||||
}
|
||||
|
||||
int DRM(bind_agp) (DRM_AGP_MEM * handle, unsigned int start) {
|
||||
int drm_bind_agp (DRM_AGP_MEM * handle, unsigned int start) {
|
||||
int retcode = -EINVAL;
|
||||
|
||||
if (!handle) {
|
||||
|
|
@ -406,21 +405,21 @@ int DRM(bind_agp) (DRM_AGP_MEM * handle, unsigned int start) {
|
|||
return retcode;
|
||||
}
|
||||
|
||||
if (!(retcode = DRM(agp_bind_memory) (handle, start))) {
|
||||
spin_lock(&DRM(mem_lock));
|
||||
++DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count;
|
||||
DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_allocated
|
||||
if (!(retcode = drm_agp_bind_memory (handle, start))) {
|
||||
spin_lock(&drm_mem_lock);
|
||||
++drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count;
|
||||
drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_allocated
|
||||
+= handle->page_count << PAGE_SHIFT;
|
||||
spin_unlock(&DRM(mem_lock));
|
||||
spin_unlock(&drm_mem_lock);
|
||||
return retcode;
|
||||
}
|
||||
spin_lock(&DRM(mem_lock));
|
||||
++DRM(mem_stats)[DRM_MEM_BOUNDAGP].fail_count;
|
||||
spin_unlock(&DRM(mem_lock));
|
||||
spin_lock(&drm_mem_lock);
|
||||
++drm_mem_stats[DRM_MEM_BOUNDAGP].fail_count;
|
||||
spin_unlock(&drm_mem_lock);
|
||||
return retcode;
|
||||
}
|
||||
|
||||
int DRM(unbind_agp) (DRM_AGP_MEM * handle) {
|
||||
int drm_unbind_agp (DRM_AGP_MEM * handle) {
|
||||
int alloc_count;
|
||||
int free_count;
|
||||
int retcode = -EINVAL;
|
||||
|
|
@ -431,14 +430,14 @@ int DRM(unbind_agp) (DRM_AGP_MEM * handle) {
|
|||
return retcode;
|
||||
}
|
||||
|
||||
if ((retcode = DRM(agp_unbind_memory) (handle)))
|
||||
if ((retcode = drm_agp_unbind_memory (handle)))
|
||||
return retcode;
|
||||
spin_lock(&DRM(mem_lock));
|
||||
free_count = ++DRM(mem_stats)[DRM_MEM_BOUNDAGP].free_count;
|
||||
alloc_count = DRM(mem_stats)[DRM_MEM_BOUNDAGP].succeed_count;
|
||||
DRM(mem_stats)[DRM_MEM_BOUNDAGP].bytes_freed
|
||||
spin_lock(&drm_mem_lock);
|
||||
free_count = ++drm_mem_stats[DRM_MEM_BOUNDAGP].free_count;
|
||||
alloc_count = drm_mem_stats[DRM_MEM_BOUNDAGP].succeed_count;
|
||||
drm_mem_stats[DRM_MEM_BOUNDAGP].bytes_freed
|
||||
+= handle->page_count << PAGE_SHIFT;
|
||||
spin_unlock(&DRM(mem_lock));
|
||||
spin_unlock(&drm_mem_lock);
|
||||
if (free_count > alloc_count) {
|
||||
DRM_MEM_ERROR(DRM_MEM_BOUNDAGP,
|
||||
"Excess frees: %d frees, %d allocs\n",
|
||||
|
|
|
|||
Loading…
Reference in a new issue