Peter Zijlstra <pet...@infradead.org> writes:
> On Wed, 2012-09-12 at 13:01 +0200, Robert Richter wrote:
>> + if (notsup)
>> + pr_warn("perf: unsupported attribute flags: %016llx\n",
>> notsup);
>
> This is a dmesg DoS..
>
> I'm also not sure dmesg is the right way.. could we not somehow change
> the attrs to provide better diagnostic?
Have a output argument for a string, that is then printed by the user tool?
I agree it's a problem today, i usually have to resort to ftrace to
figure out what'swrong.
-Andi
--
a...@linux.intel.com -- Speaking for myself only
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