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alistair23-linux
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Merge branch 'slub/earlyboot' into for-linus 

Conflicts:
	mm/slub.c
hifive-unleashed-5.1
Pekka Enberg 2009-06-17 08:30:54 +03:00
parent e03ab9d415 964cf35c88
commit 5caf5c7dc2
1 changed files with 14 additions and 4 deletions
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18
mm/slub.c
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@ -2704,6 +2704,7 @@ static noinline struct kmem_cache *dma_kmalloc_cache(int index, gfp_t flags)
struct kmem_cache *s;
char *text;
size_t realsize;
unsigned long slabflags;
s = kmalloc_caches_dma[index];
if (s)
@ -2725,10 +2726,18 @@ static noinline struct kmem_cache *dma_kmalloc_cache(int index, gfp_t flags)
(unsigned int)realsize);
s = kmalloc(kmem_size, flags & ~SLUB_DMA);
/*
* Must defer sysfs creation to a workqueue because we don't know
* what context we are called from. Before sysfs comes up, we don't
* need to do anything because our sysfs initcall will start by
* adding all existing slabs to sysfs.
*/
slabflags = SLAB_CACHE_DMA|SLAB_NOTRACK;
if (slab_state >= SYSFS)
slabflags |= __SYSFS_ADD_DEFERRED;
if (!s || !text || !kmem_cache_open(s, flags, text,
realsize, ARCH_KMALLOC_MINALIGN,
SLAB_CACHE_DMA|SLAB_NOTRACK|__SYSFS_ADD_DEFERRED,
NULL)) {
realsize, ARCH_KMALLOC_MINALIGN, slabflags, NULL)) {
kfree(s);
kfree(text);
goto unlock_out;
@ -2737,7 +2746,8 @@ static noinline struct kmem_cache *dma_kmalloc_cache(int index, gfp_t flags)
list_add(&s->list, &slab_caches);
kmalloc_caches_dma[index] = s;
schedule_work(&sysfs_add_work);
if (slab_state >= SYSFS)
schedule_work(&sysfs_add_work);
unlock_out:
up_write(&slub_lock);