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path: root/drivers/thermal/testing/thermal_testing.h
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2026-06-24thermal: testing: zone: Flush work items during cleanupRafael J. Wysocki
To prevent freed module code from being executed during the thermal testing module unload, make it add a dedicated workqueue for thermal testing work items and flush it in thermal_testing_exit(). Fixes: f6a034f2df42 ("thermal: Introduce a debugfs-based testing facility") Link: https://sashiko.dev/#/patchset/20260605185212.2491144-1-sam.moelius%40trailofbits.com Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Link: https://patch.msgid.link/1959388.tdWV9SEqCh@rafael.j.wysocki [ rjw: Make variable d_command static ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2024-08-22thermal: Introduce a debugfs-based testing facilityRafael J. Wysocki
Introduce a facility allowing the thermal core functionality to be exercised in a controlled way in order to verify its behavior, without affecting its regular users noticeably. It is based on the idea of preparing thermal zone templates along with their trip points by writing to files in debugfs. When ready, those templates can be used for registering test thermal zones with the thermal core. The temperature of a test thermal zone created this way can be adjusted via debugfs, which also triggers a __thermal_zone_device_update() call for it. By manipulating the temperature of a test thermal zone, one can check if the thermal core reacts to the changes of it as expected. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Link: https://patch.msgid.link/6065927.lOV4Wx5bFT@rjwysocki.net [ rjw: Fixed ordering of kcalloc() arguments ] [ rjw: Fixed debugfs_create_dir() return value checks ] [ rjw: Fixed two kerneldoc comments ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>