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Commit 28daf4fa authored by Zheng Liu's avatar Zheng Liu Committed by Theodore Ts'o
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jbd2: use kmem_cache_zalloc instead of kmem_cache_alloc/memset 



The jbd2_alloc_handle() function is only called by new_handle().  So
this commit uses kmem_cache_zalloc() instead of
kmem_cache_alloc()/memset().

Signed-off-by: default avatarZheng Liu <wenqing.lz@taobao.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 2656497b

fs/jbd2/transaction.c

+0 −1
Original line number Diff line number Diff line
@@ -332,7 +332,6 @@ static handle_t *new_handle(int nblocks) 
	handle_t *handle = jbd2_alloc_handle(GFP_NOFS);

	if (!handle)

		return NULL;

	memset(handle, 0, sizeof(*handle));

	handle->h_buffer_credits = nblocks;

	handle->h_ref = 1;

include/linux/jbd2.h

+1 −1
Original line number Diff line number Diff line
@@ -1145,7 +1145,7 @@ extern struct kmem_cache *jbd2_handle_cache; 


static inline handle_t *jbd2_alloc_handle(gfp_t gfp_flags)

{

	return kmem_cache_alloc(jbd2_handle_cache, gfp_flags);

	return kmem_cache_zalloc(jbd2_handle_cache, gfp_flags);

}



static inline void jbd2_free_handle(handle_t *handle)