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perf: Fix broken union in 'struct perf_event_mmap_page'

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The capabilities bits must not be "union'ed" together.
Put them in a separate struct.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1372425741-1676-2-git-send-email-adrian.hunter@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Adrian Hunter 2013-06-28 16:22:17 +03:00 committed by Ingo Molnar
parent a5cdd40c98
commit 860f085b74
1 changed files with 5 additions and 3 deletions
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8
include/uapi/linux/perf_event.h
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@ -375,9 +375,11 @@ struct perf_event_mmap_page {
__u64 time_running; /* time event on cpu */
union {
__u64 capabilities;
__u64 cap_usr_time : 1,
cap_usr_rdpmc : 1,
cap_____res : 62;
struct {
__u64 cap_usr_time : 1,
cap_usr_rdpmc : 1,
cap_____res : 62;
};
};
/*