From: Peter Zijlstra <peterz@infradead.org>
To: Stephane Eranian <eranian@google.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, andi@firstfloor.org,
ming.m.lin@intel.com
Subject: Re: [PATCH 2/3] perf_events: fix validation of events using an extra reg (v2)
Date: Fri, 20 May 2011 17:05:17 +0200 [thread overview]
Message-ID: <1305903917.2466.7237.camel@twins> (raw)
In-Reply-To: <20110520143716.GA5381@quad>
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?
next prev parent reply other threads:[~2011-05-20 15:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-20 14:37 Stephane Eranian
2011-05-20 15:05 ` Peter Zijlstra [this message]
2011-05-20 16:45 ` Stephane Eranian
2011-05-23 7:47 ` Peter Zijlstra
2011-05-23 9:15 ` Stephane Eranian
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