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| author |   Mike Snitzer <snitzer@redhat.com> | 2010-08-12 04:14:24 +0100 |
|---|---|---|
| committer |   Alasdair G Kergon <agk@redhat.com> | 2010-08-12 04:14:24 +0100 |
| commit | a79245b3e5669dc203fec63644d988c451fe55d5 (patch) | |
| tree | 8814720781708a95ac0bd23bb5232aa5ed9337bd /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | dm stripe: optimize sector division (diff) | |
| download | linux-dev-a79245b3e5669dc203fec63644d988c451fe55d5.tar.xz linux-dev-a79245b3e5669dc203fec63644d988c451fe55d5.zip | |
dm: split discard requests on target boundaries
Update __clone_and_map_discard to loop across all targets in a DM
device's table when it processes a discard bio. If a discard crosses a
target boundary it must be split accordingly.
Update __issue_target_requests and __issue_target_request to allow a
cloned discard bio to have a custom start sector and size.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions