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System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64
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PHP Version : 7.4.33
Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare,
Directory :  /lib/modules/5.4.0-198-generic/build/arch/sh/include/asm/

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Current File : //lib/modules/5.4.0-198-generic/build/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 */

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