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authorMiaohe Lin <linmiaohe@huawei.com>2021-02-26 04:18:27 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-26 20:41:01 +0300
commitf0231305acd53375c6cf736971bf5711105dd6bb (patch)
tree8185750c4f5977e6ca130ec6ab29c4f1d4d7bc58 /mm/zsmalloc.c
parente818e820c6a0e819d239264fc863531bbcd72c30 (diff)
downloadlinux-f0231305acd53375c6cf736971bf5711105dd6bb.tar.xz
mm/zsmalloc.c: convert to use kmem_cache_zalloc in cache_alloc_zspage()
We always memset the zspage allocated via cache_alloc_zspage. So it's more convenient to use kmem_cache_zalloc in cache_alloc_zspage than caller do it manually. Link: https://lkml.kernel.org/r/20210114120032.25885-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com> Cc: Minchan Kim <minchan@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zsmalloc.c')
-rw-r--r--mm/zsmalloc.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 7289f502ffac..cf0ed0e4e911 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -357,7 +357,7 @@ static void cache_free_handle(struct zs_pool *pool, unsigned long handle)
static struct zspage *cache_alloc_zspage(struct zs_pool *pool, gfp_t flags)
{
- return kmem_cache_alloc(pool->zspage_cachep,
+ return kmem_cache_zalloc(pool->zspage_cachep,
flags & ~(__GFP_HIGHMEM|__GFP_MOVABLE));
}
@@ -1064,7 +1064,6 @@ static struct zspage *alloc_zspage(struct zs_pool *pool,
if (!zspage)
return NULL;
- memset(zspage, 0, sizeof(struct zspage));
zspage->magic = ZSPAGE_MAGIC;
migrate_lock_init(zspage);