[PATCH 4/6] f2fs: skip to check the block address of node page

From	Jaegeuk Kim <jaegeuk@kernel.org>
Newsgroups	linux.kernel
Subject	[PATCH 4/6] f2fs: skip to check the block address of node page
Date	2016-07-06 18:10 +0200
Message-ID	<rRXyF-2Wq-15@gated-at.bofh.it> (permalink)
References	<rRXyF-2Wq-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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If the node page is up-to-date, it should be alive.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/node.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index ca1bb3c..9d994b9 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1080,6 +1080,9 @@ static int read_node_page(struct page *page, int rw)
 		.encrypted_page = NULL,
 	};
 
+	if (PageUptodate(page))
+		return LOCKED_PAGE;
+
 	get_node_info(sbi, page->index, &ni);
 
 	if (unlikely(ni.blk_addr == NULL_ADDR)) {
@@ -1087,9 +1090,6 @@ static int read_node_page(struct page *page, int rw)
 		return -ENOENT;
 	}
 
-	if (PageUptodate(page))
-		return LOCKED_PAGE;
-
 	fio.new_blkaddr = fio.old_blkaddr = ni.blk_addr;
 	return f2fs_submit_page_bio(&fio);
 }
-- 
2.8.3

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[PATCH 4/6] f2fs: skip to check the block address of node page Jaegeuk Kim <jaegeuk@kernel.org> - 2016-07-06 18:10 +0200

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