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