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| author | Steffen Dirkwinkel <s.dirkwinkel@beckhoff.com> | 2026-07-24 09:27:35 +0200 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2026-07-25 00:59:32 +0200 |
| commit | 25453aaffac01909232a20409dff1a9e6d609a11 (patch) | |
| tree | ba27057904c072555e66f0e07992f0884a8c8bf8 /tools/perf/scripts/python/stackcollapse.py | |
| parent | 42326d59391cf287bf21224f3fdca528be31ece2 (diff) | |
power: supply: hold extensions_sem when creating LED triggers
LED triggers were created in __power_supply_register without holding the
extensions_sem lock. Since commit b04510c3af6d ("power: supply: leds: create
triggers based on properties, not type") we call power_supply_has_property
during trigger creation and access the extensions there.
Move power_supply_create_triggers down into the lock scope used for
power_supply_add_hwmon_sysfs for the same reason.
Fixes: b04510c3af6d ("power: supply: leds: create triggers based on properties, not type")
Reported-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Closes: https://lore.kernel.org/all/a95a2720-4092-4b49-bd9d-b700f1c2680d@intel.com/
Signed-off-by: Steffen Dirkwinkel <s.dirkwinkel@beckhoff.com>
Tested-by: Chaitanya Kumar Borah <chaitanya.kumar.borah@intel.com>
Link: https://patch.msgid.link/20260724-power-supply-triggers-lockdep-v1-1-9b451b1f1916@beckhoff.com
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions
