1 files changed, 10 insertions, 1 deletions

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index abb2776be1ba..412b790f5da6 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -291,12 +291,14 @@ struct perf_event_mmap_page {
         __s64   offset;                 /* add to hardware event value */
         __u64   time_enabled;           /* time event active */
         __u64   time_running;           /* time event on cpu */
+        __u32   time_mult, time_shift;
+        __u64   time_offset;
 
                 /*
                  * Hole for extension of the self monitor capabilities
                  */
 
-        __u64   __reserved[123];        /* align to 1k */
+        __u64   __reserved[121];        /* align to 1k */
 
         /*
          * Control data for the mmap() data buffer.
@@ -616,6 +618,7 @@ struct pmu {
         struct list_head                entry;
 
         struct device                   *dev;
+        const struct attribute_group    **attr_groups;
         char                            *name;
         int                             type;
 
@@ -681,6 +684,12 @@ struct pmu {
          * for each successful ->add() during the transaction.
          */
         void (*cancel_txn)              (struct pmu *pmu); /* optional */
+
+        /*
+         * Will return the value for perf_event_mmap_page::index for this event,
+         * if no implementation is provided it will default to: event->hw.idx + 1.
+         */
+        int (*event_idx)                (struct perf_event *event); /*optional */
 };
 
 /**