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| author | majianpeng <majianpeng@gmail.com> | 2013-04-29 15:08:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:39 -0700 |
| commit | e76004093db167730bb3871d6c307a3e32a821f4 (patch) | |
| tree | 0aff1f7d9d66c0ae118e01c93b35335a6cde88d1 /fs/buffer.c | |
| parent | 346404682434ad0e31b71f9f37fb6c45a46fe208 (diff) | |
| download | lwn-e76004093db167730bb3871d6c307a3e32a821f4.tar.gz lwn-e76004093db167730bb3871d6c307a3e32a821f4.zip | |
fs/buffer.c: remove unnecessary init operation after allocating buffer_head.
bh allocation uses kmem_cache_zalloc() so we needn't call
'init_buffer(bh, NULL, NULL)' and perform other set-zero-operations.
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index 71578d69b82d..10ef81e10b20 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -865,8 +865,6 @@ try_again: /* Link the buffer to its page */ set_bh_page(bh, page, offset); - - init_buffer(bh, NULL, NULL); } return head; /* |