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From: Robert Richter <robert.richter@amd.com>
To: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Arjan van de Ven <arjan@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	LKML <linux-kernel@vger.kernel.org>,
	Andi Kleen <andi@firstfloor.org>
Subject: Re: [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci
Date: Fri, 13 Jun 2008 18:19:11 +0200	[thread overview]
Message-ID: <20080613161911.GF10019@erda.amd.com> (raw)
In-Reply-To: <86802c440806121250s1b04c553ld505f6c76c2e206@mail.gmail.com>

On 12.06.08 12:50:10, Yinghai Lu wrote:
> > +static int __init enable_pci_io_ecs(void)
> > +{
> > +       /* assume all cpus from fam10h have IO ECS */
> > +        if (boot_cpu_data.x86 < 0x10)
> > +               return 0;
> > +       on_each_cpu(enable_pci_io_ecs_per_cpu, NULL, 1, 1);
> 
> how about some cpu hotplug? i mean if you limit that when booting and
> later use "echo 1 > /sys/.../online" etc to get it online.

Yinghai, will look at this.

Thanks,

-Robert

-- 
Advanced Micro Devices, Inc.
Operating System Research Center
email: robert.richter@amd.com


  reply	other threads:[~2008-06-13 16:20 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-23 12:46 Enable mmconf access to PCI ECS for all AMD fam10h systems Robert Richter
2008-05-23 17:57 ` Yinghai Lu
2008-05-23 18:18   ` Arjan van de Ven
2008-05-23 19:06     ` Yinghai Lu
2008-05-26 18:06     ` Robert Richter
2007-09-03  8:17       ` [PATCH] x86: Add PCI extended config space access for AMD Barcelona Robert Richter
2008-05-28 19:02         ` Arjan van de Ven
2008-06-02 14:19           ` Robert Richter
2008-06-03  2:35             ` Arjan van de Ven
2008-06-03  7:25               ` Robert Richter
2008-06-12 18:19                 ` [PATCH 1/2] x86/pci: Renaming k8-bus_64.c to amd_bus.c Robert Richter
2008-06-12 19:51                   ` Yinghai Lu
2008-06-13 12:47                     ` Robert Richter
2008-06-18  7:46                   ` Ingo Molnar
2008-06-19 16:02                   ` Robert Richter
2008-06-12 18:19                 ` [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci Robert Richter
2008-06-12 19:50                   ` Yinghai Lu
2008-06-13 16:19                     ` Robert Richter [this message]
2008-06-13 17:02                   ` Glauber Costa
2008-06-13 18:16                     ` Robert Richter
2008-06-13 18:26                       ` Glauber Costa
2008-06-18  7:51                       ` Ingo Molnar
2008-06-18  7:47                   ` Ingo Molnar
2008-06-02  9:09         ` [PATCH] x86: Add PCI extended config space access for AMD Barcelona Ingo Molnar
2008-06-02 13:56           ` Robert Richter
2008-06-02 20:31         ` Yinghai Lu
2008-06-03  7:35           ` Robert Richter

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