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/* SPDX-License-Identifier: GPL-2.0 */
/*
* include/linux/signalfd.h
*
* Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org>
*
*/
#ifndef _LINUX_SIGNALFD_H
#define _LINUX_SIGNALFD_H
#include <uapi/linux/signalfd.h>
#include <linux/sched/signal.h>
#ifdef CONFIG_SIGNALFD
/*
* Deliver the signal to listening signalfd.
*/
static inline void signalfd_notify(struct task_struct *tsk, int sig)
{
if (unlikely(waitqueue_active(&tsk->sighand->signalfd_wqh)))
wake_up(&tsk->sighand->signalfd_wqh);
}
extern void signalfd_cleanup(struct sighand_struct *sighand);
#else /* CONFIG_SIGNALFD */
static inline void signalfd_notify(struct task_struct *tsk, int sig) { }
static inline void signalfd_cleanup(struct sighand_struct *sighand) { }
#endif /* CONFIG_SIGNALFD */
#endif /* _LINUX_SIGNALFD_H */
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