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linux-sg2042
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6 

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
  slub: fix per cpu kmem_cache_cpu array memory leak
  kmalloc: return NULL instead of link failure
This commit is contained in:
Linus Torvalds 2009-02-02 19:27:00 -08:00
parent 93bfbd71db f58914e414
commit 859281ff37
2 changed files with 3 additions and 9 deletions
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10
include/linux/slab_def.h
View File

@ -43,10 +43,7 @@ static inline void *kmalloc(size_t size, gfp_t flags)
i++;
#include <linux/kmalloc_sizes.h>
#undef CACHE
{
extern void __you_cannot_kmalloc_that_much(void);
__you_cannot_kmalloc_that_much();
}
return NULL;
found:
#ifdef CONFIG_ZONE_DMA
if (flags & GFP_DMA)
@ -77,10 +74,7 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
i++;
#include <linux/kmalloc_sizes.h>
#undef CACHE
{
extern void __you_cannot_kmalloc_that_much(void);
__you_cannot_kmalloc_that_much();
}
return NULL;
found:
#ifdef CONFIG_ZONE_DMA
if (flags & GFP_DMA)

2
mm/slub.c
View File

@ -1996,7 +1996,7 @@ static struct kmem_cache_cpu *alloc_kmem_cache_cpu(struct kmem_cache *s,
static void free_kmem_cache_cpu(struct kmem_cache_cpu *c, int cpu)
{
if (c < per_cpu(kmem_cache_cpu, cpu) ||
c > per_cpu(kmem_cache_cpu, cpu) + NR_KMEM_CACHE_CPU) {
c >= per_cpu(kmem_cache_cpu, cpu) + NR_KMEM_CACHE_CPU) {
kfree(c);
return;
}