diff options
| author | Jan Kara <[email protected]> | 2013-06-04 13:21:11 -0400 |
|---|---|---|
| committer | Theodore Ts'o <[email protected]> | 2013-06-04 13:21:11 -0400 |
| commit | 6b523df4fb5ae281ddbc817f40504b33e6226554 (patch) | |
| tree | f129ccf336689296ff21e34ed86712b25d437a65 /include/linux/fpga/fpga-mgr.h | |
| parent | 3613d22807a2616e9346800bacd88aa8bbbefcd7 (diff) | |
ext4: use transaction reservation for extent conversion in ext4_end_io
Later we would like to clear PageWriteback bit only after extent
conversion from unwritten to written extents is performed. However it
is not possible to start a transaction after PageWriteback is set
because that violates lock ordering (and is easy to deadlock). So we
have to reserve a transaction before locking pages and sending them
for IO and later we use the transaction for extent conversion from
ext4_end_io().
Reviewed-by: Zheng Liu <[email protected]>
Signed-off-by: Jan Kara <[email protected]>
Signed-off-by: "Theodore Ts'o" <[email protected]>
Diffstat (limited to 'include/linux/fpga/fpga-mgr.h')
0 files changed, 0 insertions, 0 deletions