tools headers: Synchronize perf_event.h header

To get the changes in the 6b01ced655bf ("perf/core: Add
PERF_AUX_FLAG_COLLISION to report colliding samples") commit, that will
be eventually used by perf to handle the ARM SPE architecture.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: Will Deacon <will.deacon@arm.com>
Link: https://lkml.kernel.org/n/tip-178ohv0oy0csq3kzfdk8ky4n@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 362493a2f950b3024efae42ac321454ab66d845d..b9a4953018edeafa64e951e4ed8d53fa94c7a1cb 100644 (file)
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -942,6 +942,7 @@ enum perf_callchain_context {
 #define PERF_AUX_FLAG_TRUNCATED                0x01    /* record was truncated to fit */
 #define PERF_AUX_FLAG_OVERWRITE                0x02    /* snapshot from overwrite mode */
 #define PERF_AUX_FLAG_PARTIAL          0x04    /* record contains gaps */
+#define PERF_AUX_FLAG_COLLISION                0x08    /* sample collided with another */
 
 #define PERF_FLAG_FD_NO_GROUP          (1UL << 0)
 #define PERF_FLAG_FD_OUTPUT            (1UL << 1)