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authormajianpeng <majianpeng@gmail.com>2013-04-29 15:08:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 15:54:39 -0700
commite76004093db167730bb3871d6c307a3e32a821f4 (patch)
tree0aff1f7d9d66c0ae118e01c93b35335a6cde88d1 /fs/jbd
parent346404682434ad0e31b71f9f37fb6c45a46fe208 (diff)
downloadop-kernel-dev-e76004093db167730bb3871d6c307a3e32a821f4.zip
op-kernel-dev-e76004093db167730bb3871d6c307a3e32a821f4.tar.gz
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/jbd')
-rw-r--r--fs/jbd/journal.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index 81cc7ea..865c430 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -310,8 +310,6 @@ int journal_write_metadata_buffer(transaction_t *transaction,
new_bh = alloc_buffer_head(GFP_NOFS|__GFP_NOFAIL);
/* keep subsequent assertions sane */
- new_bh->b_state = 0;
- init_buffer(new_bh, NULL, NULL);
atomic_set(&new_bh->b_count, 1);
new_jh = journal_add_journal_head(new_bh); /* This sleeps */
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