HEX
Server: Apache/2.4.52 (Ubuntu)
System: Linux spn-python 5.15.0-89-generic #99-Ubuntu SMP Mon Oct 30 20:42:41 UTC 2023 x86_64
User: arjun (1000)
PHP: 8.1.2-1ubuntu2.20
Disabled: NONE
Upload Files
File: //usr/src/linux-headers-5.15.0-89-generic/arch/sh/include/asm/futex-irq.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_FUTEX_IRQ_H
#define __ASM_SH_FUTEX_IRQ_H

static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval,
						   u32 __user *uaddr,
						   u32 oldval, u32 newval)
{
	unsigned long flags;
	int ret;
	u32 prev = 0;

	local_irq_save(flags);

	ret = get_user(prev, uaddr);
	if (!ret && oldval == prev)
		ret = put_user(newval, uaddr);

	local_irq_restore(flags);

	*uval = prev;
	return ret;
}

#endif /* __ASM_SH_FUTEX_IRQ_H */