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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2012-10-30 03:20:56 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2012-10-30 03:20:56 -0400
commit53279f36dccffc26ff536003fd6bb97cc21c3b82 (patch)
tree9d16e497c0e4158c7c054c479bd0e9ff0388d7bb /include/linux/eventpoll.h
parenta6e8c0a25377e27958b11b20e1927885ae7c9857 (diff)
parent8f0d8163b50e01f398b14bcd4dc039ac5ab18d64 (diff)
Merge tag 'v3.7-rc3' into next to sync up with recent USB and MFD changes
Diffstat (limited to 'include/linux/eventpoll.h')
-rw-r--r--include/linux/eventpoll.h52
1 files changed, 1 insertions, 51 deletions
diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h
index f4bb378ccf6a..6daf6d4971f6 100644
--- a/include/linux/eventpoll.h
+++ b/include/linux/eventpoll.h
@@ -10,58 +10,11 @@
10 * Davide Libenzi <davidel@xmailserver.org> 10 * Davide Libenzi <davidel@xmailserver.org>
11 * 11 *
12 */ 12 */
13
14#ifndef _LINUX_EVENTPOLL_H 13#ifndef _LINUX_EVENTPOLL_H
15#define _LINUX_EVENTPOLL_H 14#define _LINUX_EVENTPOLL_H
16 15
17/* For O_CLOEXEC */ 16#include <uapi/linux/eventpoll.h>
18#include <linux/fcntl.h>
19#include <linux/types.h>
20
21/* Flags for epoll_create1. */
22#define EPOLL_CLOEXEC O_CLOEXEC
23
24/* Valid opcodes to issue to sys_epoll_ctl() */
25#define EPOLL_CTL_ADD 1
26#define EPOLL_CTL_DEL 2
27#define EPOLL_CTL_MOD 3
28
29/*
30 * Request the handling of system wakeup events so as to prevent system suspends
31 * from happening while those events are being processed.
32 *
33 * Assuming neither EPOLLET nor EPOLLONESHOT is set, system suspends will not be
34 * re-allowed until epoll_wait is called again after consuming the wakeup
35 * event(s).
36 *
37 * Requires CAP_BLOCK_SUSPEND
38 */
39#define EPOLLWAKEUP (1 << 29)
40
41/* Set the One Shot behaviour for the target file descriptor */
42#define EPOLLONESHOT (1 << 30)
43 17
44/* Set the Edge Triggered behaviour for the target file descriptor */
45#define EPOLLET (1 << 31)
46
47/*
48 * On x86-64 make the 64bit structure have the same alignment as the
49 * 32bit structure. This makes 32bit emulation easier.
50 *
51 * UML/x86_64 needs the same packing as x86_64
52 */
53#ifdef __x86_64__
54#define EPOLL_PACKED __attribute__((packed))
55#else
56#define EPOLL_PACKED
57#endif
58
59struct epoll_event {
60 __u32 events;
61 __u64 data;
62} EPOLL_PACKED;
63
64#ifdef __KERNEL__
65 18
66/* Forward declarations to avoid compiler errors */ 19/* Forward declarations to avoid compiler errors */
67struct file; 20struct file;
@@ -115,7 +68,4 @@ static inline void eventpoll_release(struct file *file) {}
115 68
116#endif 69#endif
117 70
118#endif /* #ifdef __KERNEL__ */
119
120#endif /* #ifndef _LINUX_EVENTPOLL_H */ 71#endif /* #ifndef _LINUX_EVENTPOLL_H */
121