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perf/x86/intel/pt: Annotate 'pt_cap_group' with __ro_after_init 

'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>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: keescook@chromium.org
Link: http://lkml.kernel.org/r/20180912164510.23444-1-zsm@chromium.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Zubin Mithra 2018-09-12 09:45:10 -07:00 committed by Ingo Molnar
parent cbdd96f558
commit 49e73246cb
1 changed files with 1 additions and 1 deletions
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2
arch/x86/events/intel/pt.c
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@ -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",
};