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authorJiri Olsa2019-05-12 17:55:16 +0200
committerIngo Molnar2019-06-03 11:58:25 +0200
commit3ea40ac77261530b2c96734b99c0c9f1dc1d729d (patch)
tree1bf81b7ef8a4cbd8eff9e7f8ac5292a1b357b44b /arch/x86/events
parentperf/x86: Use update attribute groups for caps (diff)
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perf/x86: Use update attribute groups for extra format
Using the new pmu::update_attrs attribute group for extra "format" directory. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190512155518.21468-8-jolsa@kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/events')
-rw-r--r--arch/x86/events/intel/core.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index d4002e71a0b8..de4779f44737 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -4417,6 +4417,12 @@ lbr_is_visible(struct kobject *kobj, struct attribute *attr, int i)
return x86_pmu.lbr_nr ? attr->mode : 0;
}
+static umode_t
+exra_is_visible(struct kobject *kobj, struct attribute *attr, int i)
+{
+ return x86_pmu.version >= 2 ? attr->mode : 0;
+}
+
static struct attribute_group group_events_td = {
.name = "events",
};
@@ -4442,12 +4448,18 @@ static struct attribute_group group_caps_lbr = {
.is_visible = lbr_is_visible,
};
+static struct attribute_group group_format_extra = {
+ .name = "format",
+ .is_visible = exra_is_visible,
+};
+
static const struct attribute_group *attr_update[] = {
&group_events_td,
&group_events_mem,
&group_events_tsx,
&group_caps_gen,
&group_caps_lbr,
+ &group_format_extra,
NULL,
};
@@ -5016,15 +5028,11 @@ __init int intel_pmu_init(void)
snprintf(pmu_name_str, sizeof(pmu_name_str), "%s", name);
- if (version >= 2 && extra_attr) {
- x86_pmu.format_attrs = merge_attr(intel_arch3_formats_attr,
- extra_attr);
- WARN_ON(!x86_pmu.format_attrs);
- }
group_events_td.attrs = td_attr;
group_events_mem.attrs = mem_attr;
group_events_tsx.attrs = tsx_attr;
+ group_format_extra.attrs = extra_attr;
x86_pmu.attr_update = attr_update;