From: Ingo Molnar <mingo@elte.hu>
To: linux-kernel@vger.kernel.org, mingo@redhat.com, hpa@zytor.com,
jaswinder@kernel.org, tglx@linutronix.de
Cc: linux-tip-commits@vger.kernel.org
Subject: Re: [tip:perfcounters/core] x86: Basic AMD Support for performance counters, disable IRQs
Date: Sun, 1 Mar 2009 12:52:52 +0100 [thread overview]
Message-ID: <20090301115252.GA10079@elte.hu> (raw)
In-Reply-To: <tip-15112f89efb79797c0d70ce6759e2438d66d4f59@git.kernel.org>
* Jaswinder Singh Rajput <jaswinder@kernel.org> wrote:
> Commit-ID: 15112f89efb79797c0d70ce6759e2438d66d4f59
> Gitweb: http://git.kernel.org/tip/15112f89efb79797c0d70ce6759e2438d66d4f59
> Author: Jaswinder Singh Rajput <jaswinder@kernel.org>
> AuthorDate: Sun, 1 Mar 2009 15:02:11 +0530
> Commit: Ingo Molnar <mingo@elte.hu>
> CommitDate: Sun, 1 Mar 2009 12:43:03 +0100
>
> x86: Basic AMD Support for performance counters, disable IRQs
>
> Ingo Molnar reported:
>
> > The AMD perfcounter patches cause a crash - an Opteron system
> > spontaneous reboots at this point during early bootup:
> >
> > CPU 0/0x4 -> Node 0
> > tseg: 00cfe00000
> > CPU: Physical Processor ID: 0
> > CPU: Processor Core ID: 0
> > using C1E aware idle routine
> > AMD Performance Monitoring support detected.
> > ... num counters: 4
> > ... value mask: 0000000000000000
> > ... fixed counters: 0
> > ... counter mask: 000000000000000f
> > ACPI: Core revision 20081204
> > ftrace: converting mcount calls to 0f 1f 44 00 00
> > ftrace: allocating 16365 entries in 129 pages
> > Setting APIC routing to physical flat
> > masked ExtINT on CPU#0
> > ENABLING IO
> > [reboot]
>
> Disable the IRQ path for now.
No, this doesnt help - it still crashes.
Ingo
parent reply other threads:[~2009-03-01 11:53 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <tip-15112f89efb79797c0d70ce6759e2438d66d4f59@git.kernel.org>]
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