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authorChao Yu <chao2.yu@samsung.com>2015-11-13 18:27:35 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2015-12-04 11:52:35 -0800
commitf478f43fa0d8f38537848d298980955244afdaee (patch)
tree78e2adb81e2a2590e95fa00f8c928f0a71781f68
parentf2fs: optimize __find_rev_next_bit (diff)
downloadwireguard-linux-f478f43fa0d8f38537848d298980955244afdaee.tar.xz
wireguard-linux-f478f43fa0d8f38537848d298980955244afdaee.zip
f2fs: clear page uptodate when dropping cache for atomic write
We should clear uptodate flag for all pages atomic written when we drop them, otherwise before these cached pages were reclaimed or invalidated eventually, we will see invalid data when hitting them again. Signed-off-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
-rw-r--r--fs/f2fs/segment.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index efbf6b5f1dc3..ed2c5dec7526 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -247,6 +247,7 @@ int commit_inmem_pages(struct inode *inode, bool abort)
submit_bio = true;
}
} else {
+ ClearPageUptodate(cur->page);
trace_f2fs_commit_inmem_page(cur->page, INMEM_DROP);
}
set_page_private(cur->page, 0);