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Message-Id: <1353585257-4415-2-git-send-email-clouds.yan@gmail.com> Date: Thu, 22 Nov 2012 19:54:17 +0800 From: Yan Hong <clouds.yan@...il.com> To: akpm@...ux-foundation.org Cc: linux-kernel@...r.kernel.org Subject: [PATCH 2/2] fs/buffer.c: remove redundant initialization in alloc_page_buffers() buffer_head comes from kmem_cache_zalloc(), no need to zero its field. Signed-off-by: Yan Hong <clouds.yan@...il.com> --- init_buffer() can be actually removed too, but I'm afraid someday its semantic will beyond initializing ->b_end_io and ->b_private. fs/buffer.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index 69e83ee..ad87aa6 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -849,13 +849,10 @@ try_again: if (!bh) goto no_grow; - bh->b_bdev = NULL; bh->b_this_page = head; bh->b_blocknr = -1; head = bh; - bh->b_state = 0; - atomic_set(&bh->b_count, 0); bh->b_size = size; /* Link the buffer to its page */ -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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