From: Andi Kleen <ak@linux.intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "Jin, Yao" <yao.jin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>,
kan.liang@linux.intel.com, mingo@redhat.com, jolsa@kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] perf/x86/intel: Fix spurious NMI on fixed counter
Date: Wed, 10 Jul 2019 12:37:43 -0700 [thread overview]
Message-ID: <20190710193743.GC32439@tassilo.jf.intel.com> (raw)
In-Reply-To: <20190705114435.GQ3402@hirez.programming.kicks-ass.net>
> > > oops, I overlooed this, looks good
> > >
> > > Acked-by: Jiri Olsa <jolsa@kernel.org>
>
> Have it now, thanks!
Can Kan's patch please be merged asap and also put into stable for 5.2?
The regression causes crashes on Icelake when fixed counters
are used in PEBS groups, and presumably also on Goldmont Plus.
I just had to debug this again until I realized it was the
same problem.
-Andi
next prev parent reply other threads:[~2019-07-10 19:37 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-25 14:21 [PATCH] perf/x86/intel: Fix spurious NMI on fixed counter kan.liang
2019-06-25 14:58 ` Jiri Olsa
2019-07-05 0:23 ` Jin, Yao
2019-07-05 11:44 ` Peter Zijlstra
2019-07-10 19:37 ` Andi Kleen [this message]
2019-07-13 11:13 ` [tip:perf/urgent] " tip-bot for Kan Liang
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