Cregit: Linux 6.11: signalfd.h

Contributors: 7
Author	Tokens	Token Proportion	Commits	Commit Proportion
Davide Libenzi	57	54.81%	2	20.00%
Oleg Nesterov	26	25.00%	2	20.00%
Roland McGrath	12	11.54%	1	10.00%
Ingo Molnar	5	4.81%	2	20.00%
Jaswinder Singh Rajput	2	1.92%	1	10.00%
Greg Kroah-Hartman	1	0.96%	1	10.00%
David Howells	1	0.96%	1	10.00%
Total	104		10

/* 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 */