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SubjectRe: [PATCH] Prevent crash on missing sysfs attribute group
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On Tue, 2012-04-03 at 00:50 -0700, Eric W. Biederman wrote:
>
> So I am asking that since perf is built in a way that actively makes
> debugging these kinds of problems hard that you please add additional
> debugging code to perf_pmu_register or some other better location so
> that simply registering something buggy with perf will show the bug.
>
>
Is there a convenient helper function that we can use that validates the
attribute_group structure? We could use such a function to do the
validation at a point where we still know where it came from.



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