summaryrefslogtreecommitdiffstats
path: root/include/uapi/linux/perf_event.h
diff options
context:
space:
mode:
authorAdrian Hunter2013-06-28 15:22:17 +0200
committerIngo Molnar2013-07-23 12:17:10 +0200
commit860f085b74e9f0075de8140ed3a1e5b5e3e39aa8 (patch)
treee566463adab7255ef9192a5e861c1a27bac603b2 /include/uapi/linux/perf_event.h
parentperf: Update perf_event_type documentation (diff)
downloadkernel-qcow2-linux-860f085b74e9f0075de8140ed3a1e5b5e3e39aa8.tar.gz
kernel-qcow2-linux-860f085b74e9f0075de8140ed3a1e5b5e3e39aa8.tar.xz
kernel-qcow2-linux-860f085b74e9f0075de8140ed3a1e5b5e3e39aa8.zip
perf: Fix broken union in 'struct perf_event_mmap_page'
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>
Diffstat (limited to 'include/uapi/linux/perf_event.h')
-rw-r--r--include/uapi/linux/perf_event.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 00d8274730b4..0041aedf2297 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -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;
+ };
};
/*