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authorLinus Torvalds <torvalds@linux-foundation.org>2019-02-17 19:38:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-02-17 19:38:13 +0300
commitdd6f29da695dbfe5a8ff84ebfdd2110d68e8f511 (patch)
tree015ae77d5d6abcb1ec56d79c51541ddf5f07ff46 /include
parentc5f1ac5e9afb199638414be77cbc22eb68e14d97 (diff)
parent528871b456026e6127d95b1b2bd8e3a003dc1614 (diff)
downloadlinux-dd6f29da695dbfe5a8ff84ebfdd2110d68e8f511.tar.xz
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar: "Two fixes on the kernel side: fix an over-eager condition that failed larger perf ring-buffer sizes, plus fix crashes in the Intel BTS code for a corner case, found by fuzzing" * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: perf/core: Fix impossible ring-buffer sizes warning perf/x86: Add check_period PMU callback
Diffstat (limited to 'include')
-rw-r--r--include/linux/perf_event.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 1d5c551a5add..e1a051724f7e 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -447,6 +447,11 @@ struct pmu {
* Filter events for PMU-specific reasons.
*/
int (*filter_match) (struct perf_event *event); /* optional */
+
+ /*
+ * Check period value for PERF_EVENT_IOC_PERIOD ioctl.
+ */
+ int (*check_period) (struct perf_event *event, u64 value); /* optional */
};
enum perf_addr_filter_action_t {