diff options
| author | Liu Bo <[email protected]> | 2016-12-22 17:13:54 -0800 |
|---|---|---|
| committer | David Sterba <[email protected]> | 2017-01-03 17:29:50 +0100 |
| commit | c2931667c83ded6504b3857e99cc45b21fa496fb (patch) | |
| tree | e427359939b7ae3c7ef9eda9839ca3ccd0739b98 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | 781feef7e6befafd4d9787d1f7ada1f9ccd504e4 (diff) | |
Btrfs: adjust outstanding_extents counter properly when dio write is split
Currently how btrfs dio deals with split dio write is not good
enough if dio write is split into several segments due to the
lack of contiguous space, a large dio write like 'dd bs=1G count=1'
can end up with incorrect outstanding_extents counter and endio
would complain loudly with an assertion.
This fixes the problem by compensating the outstanding_extents
counter in inode if a large dio write gets split.
Reported-by: Anand Jain <[email protected]>
Tested-by: Anand Jain <[email protected]>
Signed-off-by: Liu Bo <[email protected]>
Signed-off-by: David Sterba <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions