Merge tag 'v4.0-rc1' into perf/core, to refresh the tree

Signed-off-by: Ingo Molnar <mingo@kernel.org>

2 files changed, 13 insertions, 1 deletions

diff --git a/kernel/events/Makefile b/kernel/events/Makefile
index 103f5d147b2f..2925188f50ea 100644
--- a/kernel/events/Makefile
+++ b/kernel/events/Makefile
@@ -1,5 +1,5 @@
 ifdef CONFIG_FUNCTION_TRACER
-CFLAGS_REMOVE_core.o = -pg
+CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
 endif
 
 obj-y := core.o ring_buffer.o callchain.o
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 20cece0a7aea..af924bc38121 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -8539,6 +8539,18 @@ void __init perf_event_init(void)
 		     != 1024);
 }
 
+ssize_t perf_event_sysfs_show(struct device *dev, struct device_attribute *attr,
+			      char *page)
+{
+	struct perf_pmu_events_attr *pmu_attr =
+		container_of(attr, struct perf_pmu_events_attr, attr);
+
+	if (pmu_attr->event_str)
+		return sprintf(page, "%s\n", pmu_attr->event_str);
+
+	return 0;
+}
+
 static int __init perf_event_sysfs_init(void)
 {
 	struct pmu *pmu;