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Some LEDs may require to sleep while doing some operation like setting brightness and other cleanup. For this reason, using a spinlock will cause a sleep under spinlock warning. It should be safe to convert this to a sleepable lock since: - sysfs read/write can sleep - netdev_trig_work is a work queue and can sleep - netdev _trig_notify can sleep The spinlock was used when brightness didn't support sleeping, but this changed and now it supported with brightness_set_blocking(). Convert to mutex lock to permit sleeping using brightness_set_blocking(). Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Lee Jones <lee@kernel.org> Link: https://lore.kernel.org/r/20230419210743.3594-6-ansuelsmth@gmail.com |
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.. | ||
Kconfig | ||
ledtrig-activity.c | ||
ledtrig-audio.c | ||
ledtrig-backlight.c | ||
ledtrig-camera.c | ||
ledtrig-cpu.c | ||
ledtrig-default-on.c | ||
ledtrig-disk.c | ||
ledtrig-gpio.c | ||
ledtrig-heartbeat.c | ||
ledtrig-mtd.c | ||
ledtrig-netdev.c | ||
ledtrig-oneshot.c | ||
ledtrig-panic.c | ||
ledtrig-pattern.c | ||
ledtrig-timer.c | ||
ledtrig-transient.c | ||
ledtrig-tty.c | ||
Makefile |