diff options
| author | Mika Kuoppala <[email protected]> | 2009-12-06 17:06:22 +0100 |
|---|---|---|
| committer | Jean Delvare <[email protected]> | 2009-12-06 17:06:22 +0100 |
| commit | 194684e596af4bdaebb424166d94a8aa528edfda (patch) | |
| tree | 1a6b0ede432e8c9fb4f7a1652deb71044ff9aa50 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | a0c11cdd6a1975fd8d6d186f2e2865a82f3e9bbf (diff) | |
i2c: Prevent priority inversion on top of bus lock
Low priority thread holding the i2c bus mutex could block higher
priority threads to access the bus resulting in unacceptable
latencies. Change the mutex type to rt_mutex preventing priority
inversion.
Tested-by: Peter Ujfalusi <[email protected]>
Signed-off-by: Mika Kuoppala <[email protected]>
Signed-off-by: Jean Delvare <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions