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authorJan Kara <jack@suse.cz>2010-08-05 20:32:45 +0200
committerTao Ma <tao.ma@oracle.com>2010-09-08 14:25:55 +0800
commit04eda1a18019bb387dc7e97ee99979dd88dc608a (patch)
tree8162ad0ec77c7ef80903a1fec134b43b71a7d272 /fs/ocfs2/suballoc.c
parentf63afdb2c32db850fa1bfccf84643a8885cbeb61 (diff)
downloadop-kernel-dev-04eda1a18019bb387dc7e97ee99979dd88dc608a.zip
op-kernel-dev-04eda1a18019bb387dc7e97ee99979dd88dc608a.tar.gz
ocfs2: Flush drive's caches on fdatasync
When 'barrier' mount option is specified, we have to issue a cache flush during fdatasync(2). We have to do this even if inode doesn't have I_DIRTY_DATASYNC set because we still have to get written *data* to disk so that they are not lost in case of crash. Acked-by: Tao Ma <tao.ma@oracle.com> Signed-off-by: Jan Kara <jack@suse.cz> Singed-off-by: Tao Ma <tao.ma@oracle.com>
Diffstat (limited to 'fs/ocfs2/suballoc.c')
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