linux-kernel - Re: [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20080613161911.GF10019@erda.amd.com>
Date:	Fri, 13 Jun 2008 18:19:11 +0200
From:	Robert Richter <robert.richter@....com>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	Arjan van de Ven <arjan@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>,
	LKML <linux-kernel@...r.kernel.org>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH 2/2] x86: Move PCI IO ECS code to x86/pci

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@....com

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/