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authorChao Yu <chao2.yu@samsung.com>2015-07-29 17:33:13 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2015-08-05 08:08:17 -0700
commitf3f338caad3428fbc4bb563828efc6ecce4d956b (patch)
tree77e414f71793e873e5c4228b91920e3926bbee0c /fs/f2fs/Makefile
parent5768dcdd7f7675f9540e648428c8a1cd7208a0fe (diff)
f2fs: freeze filesystem when fail to update meta page due to IO error
In get_meta_page, we guarantee no failure for the returned page, but sometimes, IO error from device will incur returning an non-updated page. Then, we still use this page as updated one, exception could happen when using this kind of page. So in this condition, we'd better freeze fs by making fs readonly and and stop doing checkpoint. Signed-off-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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