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- /*
- * include/linux/eventfd.h
- *
- * Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org>
- *
- */
-
- #ifndef _LINUX_EVENTFD_H
- #define _LINUX_EVENTFD_H
-
- #ifdef CONFIG_EVENTFD
-
- /* For O_CLOEXEC and O_NONBLOCK */
- #include <linux/fcntl.h>
-
- /* Flags for eventfd2. */
- #define EFD_CLOEXEC O_CLOEXEC
- #define EFD_NONBLOCK O_NONBLOCK
-
- struct file *eventfd_fget(int fd);
- int eventfd_signal(struct file *file, int n);
-
- #else /* CONFIG_EVENTFD */
-
- #define eventfd_fget(fd) ERR_PTR(-ENOSYS)
- static inline int eventfd_signal(struct file *file, int n)
- { return 0; }
-
- #endif /* CONFIG_EVENTFD */
-
- #endif /* _LINUX_EVENTFD_H */
-
-