Date: Tue, 27 Mar 2012 11:32:21 -0700 From: Oleksandr Tymoshenko <gonzo@freebsd.org> To: Fabien Thomas <fabient@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r233544 - head/sys/dev/hwpmc Message-ID: <4F7207B5.8060802@freebsd.org> In-Reply-To: <201203271402.q2RE2Nb7088755@svn.freebsd.org> References: <201203271402.q2RE2Nb7088755@svn.freebsd.org>
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On 27/03/2012 7:02 AM, Fabien Thomas wrote: > Author: fabient > Date: Tue Mar 27 14:02:22 2012 > New Revision: 233544 > URL: http://svn.freebsd.org/changeset/base/233544 > > Log: > Fix random deadlock on pmcstat exit: > - Exit the thread when soft shutdown is requested > - Wakeup owner thread. > > Reproduced/tested by looping pmcstat measurement: > pmcstat -S instructions -O/tmp/test ls Thanks for fixing this! I ran into this issue several times but didn't have time to track it down.
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