diff options
Diffstat (limited to 'include/linux/eventfd.h')
-rw-r--r-- | include/linux/eventfd.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h new file mode 100644 index 000000000000..0d6ecc60b94d --- /dev/null +++ b/include/linux/eventfd.h | |||
@@ -0,0 +1,29 @@ | |||
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) | ||
22 | #define eventfd_signal(f, n) 0 | ||
23 | |||
24 | #endif /* CONFIG_EVENTFD */ | ||
25 | |||
26 | #endif /* __KERNEL__ */ | ||
27 | |||
28 | #endif /* _LINUX_EVENTFD_H */ | ||
29 | |||