linux-kernel - [PATCH] mm, slab: Use kmem_cache_zalloc() instead of kmem_cache_alloc() with flag GFP

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Date:   Wed, 17 Jun 2020 15:15:56 +0800
From:   Yi Wang <wang.yi59@....com.cn>
To:     cl@...ux.com
Cc:     penberg@...nel.org, rientjes@...gle.com, iamjoonsoo.kim@....com,
        akpm@...ux-foundation.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, xue.zhihong@....com.cn,
        wang.yi59@....com.cn, wang.liang82@....com.cn,
        Liao Pingfang <liao.pingfang@....com.cn>
Subject: [PATCH] mm, slab: Use kmem_cache_zalloc() instead of kmem_cache_alloc() with flag GFP_ZERO.

From: Liao Pingfang <liao.pingfang@....com.cn>

Use kmem_cache_zalloc instead of manually calling kmem_cache_alloc
with flag GFP_ZERO.

Signed-off-by: Liao Pingfang <liao.pingfang@....com.cn>
---
 include/linux/slab.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/slab.h b/include/linux/slab.h
index 6d45488..1fa62d9 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -656,7 +656,7 @@ extern void *__kmalloc_node_track_caller(size_t, gfp_t, int, unsigned long);
  */
 static inline void *kmem_cache_zalloc(struct kmem_cache *k, gfp_t flags)
 {
-	return kmem_cache_alloc(k, flags | __GFP_ZERO);
+	return kmem_cache_zalloc(k, flags);
 }
 
 /**
-- 
2.9.5