From bdab18633a302c82b5e5d5dbc4e38b0baf9c0837 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sun, 20 Sep 2026 08:15:23 -0700 Subject: Merge tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull futex fix from Ingo Molnar: - Also allocate a default private futex hash on vfork() as well, to avoid races with (private) futex waiters (Peter Zijlstra) * tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: futex: Also allocate private hash on vfork() --- drivers/leds/leds.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 drivers/leds/leds.h (limited to 'drivers/leds/leds.h') diff --git a/drivers/leds/leds.h b/drivers/leds/leds.h new file mode 100644 index 000000000..bee46651e --- /dev/null +++ b/drivers/leds/leds.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * LED Core + * + * Copyright 2005 Openedhand Ltd. + * + * Author: Richard Purdie + */ +#ifndef __LEDS_H_INCLUDED +#define __LEDS_H_INCLUDED + +#include +#include + +static inline int led_get_brightness(struct led_classdev *led_cdev) +{ + return led_cdev->brightness; +} + +void led_init_core(struct led_classdev *led_cdev); +void led_stop_software_blink(struct led_classdev *led_cdev); +void led_set_brightness_nopm(struct led_classdev *led_cdev, unsigned int value); +void led_set_brightness_nosleep(struct led_classdev *led_cdev, unsigned int value); +ssize_t led_trigger_read(struct file *filp, struct kobject *kobj, + const struct bin_attribute *attr, char *buf, + loff_t pos, size_t count); +ssize_t led_trigger_write(struct file *filp, struct kobject *kobj, + const struct bin_attribute *bin_attr, char *buf, + loff_t pos, size_t count); + +extern struct rw_semaphore leds_list_lock; +extern struct list_head leds_list; + +#endif /* __LEDS_H_INCLUDED */ -- cgit v1.3.1