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Last-minute PM update for 3.5 

This renames CAP_EPOLLWAKEUP to CAP_BLOCK_SUSPEND to encourage future
 reuse of the capability in question in related cases.
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Merge tag 'pm-post-3.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull a last-minute PM update from Rafael J. Wysocki:
 "This renames CAP_EPOLLWAKEUP to CAP_BLOCK_SUSPEND to encourage future
  reuse of the capability in question in related cases."

* tag 'pm-post-3.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM: Rename CAP_EPOLLWAKEUP to CAP_BLOCK_SUSPEND
This commit is contained in:
Linus Torvalds 2012-07-17 14:15:43 -07:00
parent a018540141 d9914cf661
commit a5e135122c
3 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/eventpoll.c
View File

@ -1710,7 +1710,7 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
goto error_tgt_fput;
/* Check if EPOLLWAKEUP is allowed */
if ((epds.events & EPOLLWAKEUP) && !capable(CAP_EPOLLWAKEUP))
if ((epds.events & EPOLLWAKEUP) && !capable(CAP_BLOCK_SUSPEND))
epds.events &= ~EPOLLWAKEUP;
/*

6
include/linux/capability.h
View File

@ -360,11 +360,11 @@ struct cpu_vfs_cap_data {
#define CAP_WAKE_ALARM 35
/* Allow preventing system suspends while epoll events are pending */
/* Allow preventing system suspends */
#define CAP_EPOLLWAKEUP 36
#define CAP_BLOCK_SUSPEND 36
#define CAP_LAST_CAP CAP_EPOLLWAKEUP
#define CAP_LAST_CAP CAP_BLOCK_SUSPEND
#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP)

2
include/linux/eventpoll.h
View File

@ -34,7 +34,7 @@
* re-allowed until epoll_wait is called again after consuming the wakeup
* event(s).
*
* Requires CAP_EPOLLWAKEUP
* Requires CAP_BLOCK_SUSPEND
*/
#define EPOLLWAKEUP (1 << 29)