linux-kernel - [PATCH 6/6] f2fs: avoid needless sync_inode_page when reading inline

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Message-Id: <1453759531-16076-6-git-send-email-jaegeuk@kernel.org>
Date:	Mon, 25 Jan 2016 14:05:31 -0800
From:	Jaegeuk Kim <jaegeuk@...nel.org>
To:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Cc:	Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 6/6] f2fs: avoid needless sync_inode_page when reading inline_data

In write_begin, if there is an inline_data, f2fs loads it into 0'th data page.
Since it's the read path, we don't need to sync its inode page.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/data.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a6a6f08..4e992bf 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1464,7 +1464,6 @@ restart:
 			read_inline_data(page, ipage);
 			set_inode_flag(F2FS_I(inode), FI_DATA_EXIST);
 			set_inline_node(ipage);
-			sync_inode_page(&dn);
 		} else {
 			err = f2fs_convert_inline_page(&dn, page);
 			if (err)
-- 
2.6.3