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| author | Hui Su <sh_def@163.com> | 2020-10-13 16:56:52 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-10-13 18:38:34 -0700 |
| commit | f94afee9980c5722dfff6d3e46fd34a36293a509 (patch) | |
| tree | 985d6acb1d518a96f4531993c3b9d7a19ed685b0 /mm/z3fold.c | |
| parent | 01c4776ba08ca9ab8cf58fb27d311868193dd368 (diff) | |
| download | linux-stable-f94afee9980c5722dfff6d3e46fd34a36293a509.tar.gz linux-stable-f94afee9980c5722dfff6d3e46fd34a36293a509.tar.bz2 linux-stable-f94afee9980c5722dfff6d3e46fd34a36293a509.zip | |
mm/z3fold.c: use xx_zalloc instead xx_alloc and memset
alloc_slots() allocates memory for slots using kmem_cache_alloc(), then
memsets it. We can just use kmem_cache_zalloc().
Signed-off-by: Hui Su <sh_def@163.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.kernel.org/r/20200926100834.GA184671@rlk
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/z3fold.c')
| -rw-r--r-- | mm/z3fold.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/z3fold.c b/mm/z3fold.c index 460b0feced26..18feaa0bc537 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -212,13 +212,12 @@ static inline struct z3fold_buddy_slots *alloc_slots(struct z3fold_pool *pool, { struct z3fold_buddy_slots *slots; - slots = kmem_cache_alloc(pool->c_handle, + slots = kmem_cache_zalloc(pool->c_handle, (gfp & ~(__GFP_HIGHMEM | __GFP_MOVABLE))); if (slots) { /* It will be freed separately in free_handle(). */ kmemleak_not_leak(slots); - memset(slots->slot, 0, sizeof(slots->slot)); slots->pool = (unsigned long)pool; rwlock_init(&slots->lock); } |