Messages in this thread Patch in this message | | | From | Zubin Mithra <> | Subject | [PATCH] perf/pt: Annotate pt_cap_group with __ro_after_init | Date | Wed, 12 Sep 2018 09:45:10 -0700 |
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pt_cap_group is written to in pt_pmu_hw_init and not modified after. This makes it a suitable candidate for annotating as __ro_after_init.
Signed-off-by: Zubin Mithra <zsm@chromium.org> --- arch/x86/events/intel/pt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c index 8d016ce5b80d..3a0aa83cbd07 100644 --- a/arch/x86/events/intel/pt.c +++ b/arch/x86/events/intel/pt.c @@ -95,7 +95,7 @@ static ssize_t pt_cap_show(struct device *cdev, return snprintf(buf, PAGE_SIZE, "%x\n", pt_cap_get(cap)); } -static struct attribute_group pt_cap_group = { +static struct attribute_group pt_cap_group __ro_after_init = { .name = "caps", }; -- 2.18.0.597.ga71716f1ad-goog
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