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fs/buffer.c: remove redundant initialization in alloc_page_buffers() 

buffer_head comes from kmem_cache_zalloc(), no need to zero its fields.

Signed-off-by: Yan Hong <clouds.yan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Yan Hong 2012-12-12 13:52:16 -08:00 committed by Linus Torvalds
parent a3f3c29cb2
commit 02c0ab684f
1 changed files with 0 additions and 3 deletions
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fs/buffer.c
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@ -849,13 +849,10 @@ try_again:
if (!bh) if (!bh)
goto no_grow; goto no_grow;
bh->b_bdev = NULL;
bh->b_this_page = head; bh->b_this_page = head;
bh->b_blocknr = -1; bh->b_blocknr = -1;
head = bh; head = bh;
bh->b_state = 0;
atomic_set(&bh->b_count, 0);
bh->b_size = size; bh->b_size = size;
/* Link the buffer to its page */ /* Link the buffer to its page */