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| author | Mike Snitzer <snitzer@kernel.org> | 2022-03-26 21:08:36 -0400 |
|---|---|---|
| committer | Mike Snitzer <snitzer@kernel.org> | 2022-05-05 17:31:34 -0400 |
| commit | 563a225c9fd207326c2a2af9d59b4097cb31ce70 (patch) | |
| tree | 689fb3a68efff475af00c41c1b1a58a7792d50e2 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | 982b48ae25d9aabd69c1f012a94f63766181f0b2 (diff) | |
dm: introduce dm_{get,put}_live_table_bio called from dm_submit_bio
If a bio is marked REQ_NOWAIT optimize dm_submit_bio()'s dm_table RCU
usage to dm_{get,put}_live_table_fast.
DM core offers protection against blocking (via suspend) if REQ_NOWAIT.
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions