From: Ingo Molnar <mingo@kernel.org>
To: "Chen, Gong" <gong.chen@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>, Owen Kibel <qmewlo@gmail.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Josh Boyer <jwboyer@fedoraproject.org>,
"Luck, Tony" <tony.luck@intel.com>,
Peter Zijlstra <peterz@infradead.org>,
"hpa@zytor.com" <hpa@zytor.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"atodorov@redhat.com" <atodorov@redhat.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"linux-tip-commits@vger.kernel.org"
<linux-tip-commits@vger.kernel.org>
Subject: Re: [tip:x86/urgent] x86/mce: Fix CMCI preemption bugs
Date: Fri, 25 Apr 2014 15:15:25 +0200 [thread overview]
Message-ID: <20140425131525.GA27668@gmail.com> (raw)
In-Reply-To: <20140425084723.GA7455@gchen.bj.intel.com>
* Chen, Gong <gong.chen@linux.intel.com> wrote:
> On Fri, Apr 18, 2014 at 10:07:16AM +0200, Ingo Molnar wrote:
> > Okay, so AFAICS the fix in x86/urgent isn't wrong functionally, it's
> > just that the changelog incorrectly claims the raw-spinlock use is a
> > bug causing a problem here.
> >
> > Still that raw spinlock is bogus and might be hiding other problems,
> > so we can keep the x86/urgent change (ea431643d6c3) as-is and I'll get
> > it to Linus later today ...
> >
> > Thanks,
> >
> > Ingo
> Hi, Ingo
>
> We ever had a patch(59d958d2c7) to make spinlock -> raw_spinlock.
> Would you please explain it a little more why you revert it?
It was years ago and I forgot about that. Should be redone I guess.
Thanks,
Ingo
prev parent reply other threads:[~2014-04-25 13:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-17 9:57 [tip:x86/urgent] x86/mce: Fix CMCI preemption bugs tip-bot for Ingo Molnar
2014-04-17 10:09 ` Peter Zijlstra
2014-04-17 10:24 ` Borislav Petkov
2014-04-17 14:03 ` Luck, Tony
2014-04-17 15:26 ` Borislav Petkov
2014-04-17 16:54 ` Josh Boyer
2014-04-17 19:23 ` Borislav Petkov
2014-04-17 19:25 ` Linus Torvalds
2014-04-17 19:42 ` Borislav Petkov
2014-04-17 20:58 ` Borislav Petkov
[not found] ` <CAK7FoDt6tnknX7cioe7=2svVksyAyLUtoZX_oprzJNxoHZEpdw@mail.gmail.com>
2014-04-17 21:30 ` Borislav Petkov
2014-04-17 22:20 ` Borislav Petkov
2014-04-18 8:07 ` Ingo Molnar
2014-04-18 9:22 ` Borislav Petkov
2014-04-25 8:47 ` Chen, Gong
2014-04-25 13:15 ` Ingo Molnar [this message]
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