Adding support for p6 processors to display 'events' sysfs
directory (/sys/devices/cpu/events/) with hw event translations.
# ls /sys/devices/cpu/events/
branch-instructions
branch-misses
bus-cycles
cache-misses
cache-references
cpu-cycles
instructions
ref-cycles
stalled-cycles-backend
stalled-cycles-frontend
Suggested-by: Peter Zijlstra <a.p.zijls...@chello.nl>
Signed-off-by: Jiri Olsa <jo...@redhat.com>
Cc: Arnaldo Carvalho de Melo <a...@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijls...@chello.nl>
Cc: Ingo Molnar <mi...@elte.hu>
Cc: Paul Mackerras <pau...@samba.org>
Cc: Corey Ashford <cjash...@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweis...@gmail.com>
Cc: Stephane Eranian <eran...@google.com>
---
arch/x86/kernel/cpu/perf_event_p6.c | 2 ++
include/linux/perf_event.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/arch/x86/kernel/cpu/perf_event_p6.c
b/arch/x86/kernel/cpu/perf_event_p6.c
index e4dd0f7..900b76b 100644
--- a/arch/x86/kernel/cpu/perf_event_p6.c
+++ b/arch/x86/kernel/cpu/perf_event_p6.c
@@ -134,6 +134,8 @@ static __initconst const struct x86_pmu p6_pmu = {
.event_constraints = p6_event_constraints,
.format_attrs = intel_p6_formats_attr,
+ .events_sysfs_show = intel_event_sysfs_show,
+
};
__init int p6_pmu_init(void)
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 827c374..6e48be0 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -1419,6 +1419,7 @@ _name##_show(struct device *dev,
\
static struct device_attribute format_attr_##_name = __ATTR_RO(_name)
ssize_t x86_event_sysfs_show(char *page, u64 config, u64 event);
+ssize_t intel_event_sysfs_show(char *page, u64 config);
#endif /* __KERNEL__ */
#endif /* _LINUX_PERF_EVENT_H */
--
1.7.11.4
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