From: Peter Zijlstra <peterz@infradead.org>
To: Vince Weaver <vincent.weaver@maine.edu>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>
Subject: Re: perf: fuzzer WARNING event_function_local.constprop
Date: Tue, 16 Aug 2016 19:03:42 +0200 [thread overview]
Message-ID: <20160816170342.GM30192@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <alpine.DEB.2.20.1608161216410.12380@macbook-air>
On Tue, Aug 16, 2016 at 12:17:27PM -0400, Vince Weaver wrote:
> On Tue, 16 Aug 2016, Peter Zijlstra wrote:
>
> > Could you see if the below cures things?
> >
> > ---
> > kernel/events/core.c | 60 +++++++++++++++++++++++++++++++++++++++++-----------
> > 1 file changed, 48 insertions(+), 12 deletions(-)
>
> yes, it seems to fix things, or at least my reliable test case no longer
> will trigger it.
Awesome, I'll go write a Changelog and such.
Meanwhile I found a livelock in ftrace-perf, once I get that sorted I'll
go look at the other things you reported.
prev parent reply other threads:[~2016-08-16 17:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-12 16:59 perf: fuzzer WARNING event_function_local.constprop Vince Weaver
2016-08-16 10:07 ` Peter Zijlstra
2016-08-16 16:17 ` Vince Weaver
2016-08-16 17:03 ` Peter Zijlstra [this message]
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