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| author | Dmitry Monakhov <dmonakhov@openvz.org> | 2012-09-29 00:41:21 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2012-09-29 00:41:21 -0400 |
| commit | 17335dcc471199717839b2fa3492ca36f70f1168 (patch) | |
| tree | 5f39f51868f60f8be94ca7e811d34bba443ef288 /fs/ext4/migrate.c | |
| parent | 28a535f9a0df060569dcc786e5bc2e1de43d7dc7 (diff) | |
| download | linux-17335dcc471199717839b2fa3492ca36f70f1168.tar.gz linux-17335dcc471199717839b2fa3492ca36f70f1168.tar.bz2 linux-17335dcc471199717839b2fa3492ca36f70f1168.zip | |
ext4: serialize dio nonlocked reads with defrag workers
Inode's block defrag and ext4_change_inode_journal_flag() may
affect nonlocked DIO reads result, so proper synchronization
required.
- Add missed inode_dio_wait() calls where appropriate
- Check inode state under extra i_dio_count reference.
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/migrate.c')
0 files changed, 0 insertions, 0 deletions