Re: [PATCH 2/3] perf_events: fix validation of events using an extrareg (v2)

From: Stephane Eranian
Date: Fri May 20 2011 - 12:46:00 EST


On Fri, May 20, 2011 at 5:05 PM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> On Fri, 2011-05-20 at 16:37 +0200, Stephane Eranian wrote:
>> The is_fake field is necessary to avoid a lockdep issue having
>> to do with interrupt masking and era->lock.
>
> Why not simply disable IRQs in both validate_* functions?
>
Could do that too if you think that's cleaner.
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