hw-breakpoints: Add two reserved fields for future extensions

Add two reserved fields for future extensions in the hardware
breakpoints interface. Further needs may arise.

Signed-off-by: Frederic Weisbecker <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Arnaldo Carvalho de Melo <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: "K. Prasad" <[email protected]>

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 43adbd7f0010c21719f75dc05dfbf5d61465abf7..a61e4de3448b35f6a35f50a7b38e91d0886c0d07 100644 (file)
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -220,6 +220,8 @@ struct perf_event_attr {
                        __u64           bp_addr;
                        __u32           bp_type;
                        __u32           bp_len;
+                       __u64           __bp_reserved_1;
+                       __u64           __bp_reserved_2;
                };
        };