From: Arnaldo Carvalho de Melo Date: Sun, 19 Jun 2005 05:46:19 +0000 (-0700) Subject: [SLAB] Introduce kmem_cache_name X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=1944972d3bb651474a5021c9da8d0166ae19f1eb;p=openwrt%2Fstaging%2Fblogic.git [SLAB] Introduce kmem_cache_name This is for use with slab users that pass a dynamically allocated slab name in kmem_cache_create, so that before destroying the slab one can retrieve the name and free its memory. Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- diff --git a/include/linux/slab.h b/include/linux/slab.h index 7d66385ae750..76cf7e60216c 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -64,6 +64,7 @@ extern int kmem_cache_shrink(kmem_cache_t *); extern void *kmem_cache_alloc(kmem_cache_t *, unsigned int __nocast); extern void kmem_cache_free(kmem_cache_t *, void *); extern unsigned int kmem_cache_size(kmem_cache_t *); +extern const char *kmem_cache_name(kmem_cache_t *); extern kmem_cache_t *kmem_find_general_cachep(size_t size, int gfpflags); /* Size description struct for general caches. */ diff --git a/mm/slab.c b/mm/slab.c index 840742641152..c78d343b3c5f 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -2620,6 +2620,12 @@ unsigned int kmem_cache_size(kmem_cache_t *cachep) } EXPORT_SYMBOL(kmem_cache_size); +const char *kmem_cache_name(kmem_cache_t *cachep) +{ + return cachep->name; +} +EXPORT_SYMBOL_GPL(kmem_cache_name); + struct ccupdate_struct { kmem_cache_t *cachep; struct array_cache *new[NR_CPUS];