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authormajianpeng <majianpeng@gmail.com>2013-04-30 00:08:51 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 00:54:39 +0200
commite76004093db167730bb3871d6c307a3e32a821f4 (patch)
tree0aff1f7d9d66c0ae118e01c93b35335a6cde88d1 /fs/jbd2/journal.c
parentnuma, cpu hotplug: change links of CPU and node when changing node number by ... (diff)
downloadlinux-e76004093db167730bb3871d6c307a3e32a821f4.tar.xz
linux-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 '')
-rw-r--r--fs/jbd2/journal.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index ed10991ab006..8b220f1ab54f 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -367,8 +367,6 @@ retry_alloc:
}
/* keep subsequent assertions sane */
- new_bh->b_state = 0;
- init_buffer(new_bh, NULL, NULL);
atomic_set(&new_bh->b_count, 1);
new_jh = jbd2_journal_add_journal_head(new_bh); /* This sleeps */