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-rw-r--r--include/linux/perf_event.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 08855613ceb3..0b91db2522cc 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.
@@ -615,6 +617,7 @@ struct pmu {
struct list_head entry;
struct device *dev;
+ const struct attribute_group **attr_groups;
char *name;
int type;
@@ -680,6 +683,12 @@ 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 */
};
/**