diff options
| author | Catalin Marinas <catalin.marinas@arm.com> | 2009-05-07 12:18:35 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2009-05-07 12:18:35 +0100 |
| commit | 2d7ded902d8a5f80e91342c295adf03b35799f76 (patch) | |
| tree | 1fcf8ee91534f34cdf7f9db374d6a571ad97d26a /mm | |
| parent | ac6050d83117ad792282b5e769324d796d6d4d11 (diff) | |
kmemleak: Add the slub memory allocation/freeing hooks
This patch adds the callbacks to kmemleak_(alloc|free) functions from the
slub allocator.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/slub.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/slub.c b/mm/slub.c index 7ab54ecbd3f3..93f5fb00cef2 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -19,6 +19,7 @@ #include <trace/kmemtrace.h> #include <linux/cpu.h> #include <linux/cpuset.h> +#include <linux/kmemleak.h> #include <linux/mempolicy.h> #include <linux/ctype.h> #include <linux/debugobjects.h> @@ -142,7 +143,7 @@ * Set of flags that will prevent slab merging */ #define SLUB_NEVER_MERGE (SLAB_RED_ZONE | SLAB_POISON | SLAB_STORE_USER | \ - SLAB_TRACE | SLAB_DESTROY_BY_RCU) + SLAB_TRACE | SLAB_DESTROY_BY_RCU | SLAB_NOLEAKTRACE) #define SLUB_MERGE_SAME (SLAB_DEBUG_FREE | SLAB_RECLAIM_ACCOUNT | \ SLAB_CACHE_DMA) @@ -1614,6 +1615,7 @@ static __always_inline void *slab_alloc(struct kmem_cache *s, if (unlikely((gfpflags & __GFP_ZERO) && object)) memset(object, 0, objsize); + kmemleak_alloc_recursive(object, objsize, 1, s->flags, gfpflags); return object; } @@ -1743,6 +1745,7 @@ static __always_inline void slab_free(struct kmem_cache *s, struct kmem_cache_cpu *c; unsigned long flags; + kmemleak_free_recursive(x, s->flags); local_irq_save(flags); c = get_cpu_slab(s, smp_processor_id()); debug_check_no_locks_freed(object, c->objsize); |