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perf/x86: Add hardware events translations for Intel P6 cpus

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Add support for Intel 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.zijlstra@chello.nl>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1349873598-12583-6-git-send-email-jolsa@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Jiri Olsa 2012-10-10 14:53:15 +02:00 committed by Ingo Molnar
parent 0bf79d4413
commit 20550a4345
2 changed files with 3 additions and 0 deletions
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1
arch/x86/kernel/cpu/perf_event.h
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@ -539,6 +539,7 @@ static inline void set_linear_ip(struct pt_regs *regs, unsigned long ip)
}
ssize_t x86_event_sysfs_show(char *page, u64 config, u64 event);
ssize_t intel_event_sysfs_show(char *page, u64 config);
#ifdef CONFIG_CPU_SUP_AMD

2
arch/x86/kernel/cpu/perf_event_p6.c
View File

@ -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)