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| From | Palmer Dabbelt <palmer@dabbelt.com> |
| Newsgroups | linux.kernel |
| Subject | [PATCH 06/13] Move ep_take_care_of_epollwakeup() to fs/eventpoll.c |
| Date | Tue, 03 Nov 2015 21:00:03 +0100 |
| Message-ID | <qqPUn-79Z-27@gated-at.bofh.it> (permalink) |
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Show key headers only | View raw
This doesn't make any sense to expose to userspace, so it's been moved
to the one user. This was introduced by commit 95f19f658ce1 ("epoll:
drop EPOLLWAKEUP if PM_SLEEP is disabled").
Signed-off-by: Palmer Dabbelt <palmer@dabbelt.com>
Reviewed-by: Andrew Waterman <waterman@eecs.berkeley.edu>
Reviewed-by: Albert Ou <aou@eecs.berkeley.edu>
---
fs/eventpoll.c | 13 +++++++++++++
include/uapi/linux/eventpoll.h | 12 ------------
2 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 1e009ca..aadee3d 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -1812,6 +1812,19 @@ SYSCALL_DEFINE1(epoll_create, int, size)
return sys_epoll_create1(0);
}
+#ifdef CONFIG_PM_SLEEP
+static inline void ep_take_care_of_epollwakeup(struct epoll_event *epev)
+{
+ if ((epev->events & EPOLLWAKEUP) && !capable(CAP_BLOCK_SUSPEND))
+ epev->events &= ~EPOLLWAKEUP;
+}
+#else
+static inline void ep_take_care_of_epollwakeup(struct epoll_event *epev)
+{
+ epev->events &= ~EPOLLWAKEUP;
+}
+#endif
+
/*
* The following function implements the controller interface for
* the eventpoll file that enables the insertion/removal/change of
diff --git a/include/uapi/linux/eventpoll.h b/include/uapi/linux/eventpoll.h
index bc81fb2..7850373 100644
--- a/include/uapi/linux/eventpoll.h
+++ b/include/uapi/linux/eventpoll.h
@@ -61,16 +61,4 @@ struct epoll_event {
__u64 data;
} EPOLL_PACKED;
-#ifdef CONFIG_PM_SLEEP
-static inline void ep_take_care_of_epollwakeup(struct epoll_event *epev)
-{
- if ((epev->events & EPOLLWAKEUP) && !capable(CAP_BLOCK_SUSPEND))
- epev->events &= ~EPOLLWAKEUP;
-}
-#else
-static inline void ep_take_care_of_epollwakeup(struct epoll_event *epev)
-{
- epev->events &= ~EPOLLWAKEUP;
-}
-#endif
#endif /* _UAPI_LINUX_EVENTPOLL_H */
--
2.4.10
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[PATCH v4] Remove #ifdef CONFIG_* from all userspace headers Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c kbuild test robot <lkp@intel.com> - 2015-11-03 22:30 +0100
Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c kbuild test robot <lkp@intel.com> - 2015-11-03 22:40 +0100
Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c Peter Zijlstra <peterz@infradead.org> - 2015-11-04 12:50 +0100
Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c Peter Zijlstra <peterz@infradead.org> - 2015-11-04 13:30 +0100
Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-07 07:50 +0100
[PATCH 03/13] Move COMPAT_ATM_ADDPARTY to net/atm/svc.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 11/13] Always define MAX_RAW_MINORS as 2**20 in userspace Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
Re: [PATCH 11/13] Always define MAX_RAW_MINORS as 2**20 in userspace kbuild test robot <lkp@intel.com> - 2015-11-03 21:20 +0100
[PATCH 13/13] Re-enable and clean up "check_config()" in headers_check.pl Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
Re: [PATCH 13/13] Re-enable and clean up "check_config()" in headers_check.pl kbuild test robot <lkp@intel.com> - 2015-11-03 21:30 +0100
Re: [PATCH 13/13] Re-enable and clean up "check_config()" in headers_check.pl kbuild test robot <lkp@intel.com> - 2015-11-03 21:30 +0100
[PATCH 07/13] Make FB_BACKLIGHT_{LEVELS,MAX} always visible Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 02/13] Use sys_ni.c instead of #ifdef to disable fork on CONFIG_NOMMU Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 01/13] Remove #ifdef CONFIG_64BIT from all asm-generic/fcntl.h Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 12/13] Remove AT_VECTOR_SIZE_ARCH on x86 Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 08/13] Move MAX_SHARED_LIBS to fs/binfmt_flat.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 20:50 +0100
[PATCH 06/13] Move ep_take_care_of_epollwakeup() to fs/eventpoll.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 21:00 +0100
[PATCH 04/13] Always expose MAP_UNINITIALIZED to userspace Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 21:00 +0100
[PATCH 05/13] Split FDPIC "struct elf_prstatus" to "struct elf_fdpic_prstatus" Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-03 21:00 +0100
[PATCH 10/14] Move USE_WCACHING to drivers/block/pktcdvd.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 07/14] Make FB_BACKLIGHT_{LEVELS,MAX} always visible Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 08/14] Move MAX_SHARED_LIBS to fs/binfmt_flat.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 05/14] Split FDPIC "struct elf_prstatus" to "struct elf_fdpic_prstatus" Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 02/14] Use sys_ni.c instead of #ifdef to disable fork on CONFIG_NOMMU Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 11/14] Always define MAX_RAW_MINORS as 2**20 in userspace Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 09/14] Move bp_type_idx to include/linux/hw_breakpoint.h Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 04/14] Always expose MAP_UNINITIALIZED to userspace Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 14/14] Re-enable and clean up "check_config()" in headers_check.pl Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 01/14] Remove #ifdef CONFIG_64BIT from all asm-generic/fcntl.h Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 13/14] Hide CONFIG_PHY_RAM_BASE_ADDRESS from userspace Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 12/14] Remove AT_VECTOR_SIZE_ARCH on x86 Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 03/14] Move COMPAT_ATM_ADDPARTY to net/atm/svc.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH 06/14] Move ep_take_care_of_epollwakeup() to fs/eventpoll.c Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
[PATCH v5] Remove #ifdef CONFIG_* from all userspace headers Palmer Dabbelt <palmer@dabbelt.com> - 2015-11-10 02:40 +0100
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