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| author | Hyeonggon Yoo <42.hyeyoo@gmail.com> | 2022-06-15 00:26:35 +0900 |
|---|---|---|
| committer | Vlastimil Babka <vbabka@suse.cz> | 2022-07-20 13:30:12 +0200 |
| commit | 3041808b522031dccfbd898e520109569f039860 (patch) | |
| tree | 332989bfd24fed3164853c7f42ddd4d29ebf26b6 /mm/slob.c | |
| parent | 2055e67bb6a8fbb6aabdb9536443688ef52456c4 (diff) | |
| download | linux-3041808b522031dccfbd898e520109569f039860.tar.bz2 | |
mm/slab_common: move generic bulk alloc/free functions to SLOB
Now that only SLOB use __kmem_cache_{alloc,free}_bulk(), move them to
SLOB. No functional change intended.
Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'mm/slob.c')
| -rw-r--r-- | mm/slob.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/mm/slob.c b/mm/slob.c index 56421fe461c4..2bd4f476c340 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -692,16 +692,33 @@ void kmem_cache_free(struct kmem_cache *c, void *b) } EXPORT_SYMBOL(kmem_cache_free); -void kmem_cache_free_bulk(struct kmem_cache *s, size_t size, void **p) +void kmem_cache_free_bulk(struct kmem_cache *s, size_t nr, void **p) { - __kmem_cache_free_bulk(s, size, p); + size_t i; + + for (i = 0; i < nr; i++) { + if (s) + kmem_cache_free(s, p[i]); + else + kfree(p[i]); + } } EXPORT_SYMBOL(kmem_cache_free_bulk); -int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, +int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t nr, void **p) { - return __kmem_cache_alloc_bulk(s, flags, size, p); + size_t i; + + for (i = 0; i < nr; i++) { + void *x = p[i] = kmem_cache_alloc(s, flags); + + if (!x) { + kmem_cache_free_bulk(s, i, p); + return 0; + } + } + return i; } EXPORT_SYMBOL(kmem_cache_alloc_bulk); |