From: Ingo Molnar <mingo@elte.hu>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Tilman Schmidt <t.schmidt@phoenixsoftware.de>,
linux-kernel@vger.kernel.org, stable@kernel.org,
Jeremy Fitzhardinge <jeremy@xensource.com>
Subject: Re: [2.6.28.7] BUG: using smp_processor_id() in preemptible [00000000] code: pageattr-test/207
Date: Tue, 24 Feb 2009 22:22:41 +0100 [thread overview]
Message-ID: <20090224212241.GC1157@elte.hu> (raw)
In-Reply-To: <20090224004001.fc2246da.akpm@linux-foundation.org>
* Andrew Morton <akpm@linux-foundation.org> wrote:
> On Tue, 24 Feb 2009 09:30:28 +0100 Ingo Molnar <mingo@elte.hu> wrote:
>
> >
> > * Tilman Schmidt <t.schmidt@phoenixsoftware.de> wrote:
> >
> > > On Mon, 23 Feb 2009 15:13:31 -0800, Andrew Morton <akpm@linux-foundation.org> wrote:
> > > > A 2.6.28.6 -> 2.6.28.7 regressionlet.
> > > >
> > > > This, I bet:
> > > >
> > > > commit 2cf155b300c4839a7238b825c7c5f417e9d7cc68
> > > > Author: Jeremy Fitzhardinge <jeremy@goop.org>
> > > > Date: Wed Feb 11 09:32:19 2009 -0800
> > > >
> > > > x86/cpa: make sure cpa is safe to call in lazy mmu mode
> > > >
> > > > commit 4f06b0436b2ddbd3b67b10e77098a6862787b3eb upstream.
> > >
> > > Jackpot! Reverted that commit on 2.6.28.7, and the BUG messages are gone.
> >
> > should be fixed by this as well:
> >
> > d85cf93: x86/paravirt: make arch_flush_lazy_mmu/cpu disable preemption
> >
>
> Yup, that patch got lost.
>
> commit d85cf93da66977dbc645352be1b2084a659d8a0b
> Author: Jeremy Fitzhardinge <jeremy@goop.org>
> Date: Thu Feb 12 10:02:56 2009 -0800
>
> x86/paravirt: make arch_flush_lazy_mmu/cpu disable preemption
>
> from Linus mainline is needed in 2.6.28.8, please.
agreed.
Ingo
next prev parent reply other threads:[~2009-02-24 21:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-23 18:37 [2.6.28.7] BUG: using smp_processor_id() in preemptible [00000000] code: pageattr-test/207 Tilman Schmidt
2009-02-23 23:13 ` Andrew Morton
2009-02-24 0:48 ` Tilman Schmidt
2009-02-24 8:30 ` Ingo Molnar
2009-02-24 8:40 ` Andrew Morton
2009-02-24 21:22 ` Ingo Molnar [this message]
2009-02-24 17:57 ` Tilman Schmidt
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