Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #ifndef __ASM_SH_FUTEX_IRQ_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #define __ASM_SH_FUTEX_IRQ_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 						   u32 __user *uaddr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 						   u32 oldval, u32 newval)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 	unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 	u32 prev = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	local_irq_save(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	ret = get_user(prev, uaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	if (!ret && oldval == prev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 		ret = put_user(newval, uaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	local_irq_restore(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	*uval = prev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #endif /* __ASM_SH_FUTEX_IRQ_H */