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e1ad7468 DL |
1 | /* |
2 | * include/linux/eventfd.h | |
3 | * | |
4 | * Copyright (C) 2007 Davide Libenzi <davidel@xmailserver.org> | |
5 | * | |
6 | */ | |
7 | ||
8 | #ifndef _LINUX_EVENTFD_H | |
9 | #define _LINUX_EVENTFD_H | |
10 | ||
11 | ||
12 | #ifdef __KERNEL__ | |
13 | ||
14 | #ifdef CONFIG_EVENTFD | |
15 | ||
16 | struct file *eventfd_fget(int fd); | |
17 | int eventfd_signal(struct file *file, int n); | |
18 | ||
19 | #else /* CONFIG_EVENTFD */ | |
20 | ||
21 | #define eventfd_fget(fd) ERR_PTR(-ENOSYS) | |
d2fd8996 RD |
22 | static inline int eventfd_signal(struct file *file, int n) |
23 | { return 0; } | |
e1ad7468 DL |
24 | |
25 | #endif /* CONFIG_EVENTFD */ | |
26 | ||
27 | #endif /* __KERNEL__ */ | |
28 | ||
29 | #endif /* _LINUX_EVENTFD_H */ | |
30 |