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authorDmitry Monakhov <dmonakhov@openvz.org>2010-03-02 15:51:02 +0300
committerJan Kara <jack@suse.cz>2010-03-05 00:20:27 +0100
commit49792c806d0bfd53afc789dcdf50dc9bed2c5b83 (patch)
treeb24280fa76abad273e0f009a9cfe49b594c2becf /fs/ext2
parent7eb4969e04060dcf3fbd46af9c21b1059b853068 (diff)
downloadop-kernel-dev-49792c806d0bfd53afc789dcdf50dc9bed2c5b83.zip
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ext3: add writepage sanity checks
- There is theoretical possibility to perform writepage on RO superblock. Add explicit check for what case. - Page must being locked before writepage. Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org> Signed-off-by: Jan Kara <jack@suse.cz>
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