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(parent: 0e445fa) | patch
ext3: add writepage sanity checks
authorDmitry Monakhov <dmonakhov@openvz.org>
Tue, 2 Mar 2010 12:51:02 +0000 (15:51 +0300)
committerJan Kara <jack@suse.cz>
Thu, 4 Mar 2010 23:20:27 +0000 (00:20 +0100)
commitd76f11c8505e9aa36671f788672d35762c40df7b
treeb24280fa76abad273e0f009a9cfe49b594c2becftree | snapshot
parent0e445fab7bdd84a865fa67d5abbe2f3b718de6aacommit | diff
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>
fs/ext3/inode.c diff | blob | history
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