linux-kernel - Re: SR-IOV problem with Intel 82599EB (not enough MMIO resources for SR-IOV)

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Message-ID: <CAE9FiQXnP2gpy9z6VNGSpimLkhDYKp6Qr=9nGZ9d-pKdohA4bw@mail.gmail.com>
Date:	Tue, 13 Nov 2012 10:16:57 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	"Li, Sibai" <sibai.li@...el.com>
Cc:	Jason Gao <pkill.2012@...il.com>,
	"bhelgaas@...gle.com" <bhelgaas@...gle.com>,
	"Rose, Gregory V" <gregory.v.rose@...el.com>,
	"ddutile@...hat.com" <ddutile@...hat.com>,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>, kvm <kvm@...r.kernel.org>,
	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: SR-IOV problem with Intel 82599EB (not enough MMIO resources for SR-IOV)

On Tue, Nov 13, 2012 at 8:04 AM, Li, Sibai <sibai.li@...el.com> wrote:
>
>>
>> Thank you very much,I try "pci=realloc" in Centos 6.3,and now it works for me.
>>
>> thank you Sibai,Our server "Dell R710",its BIOS version is just
>> v.6.3.0 and release date is 07/24/2012,and I also configured intel_iommu=on in
>> the grub.conf file,but I can't find these IOMMU options in "Device Drivers" in my
>> kernel(2.6.32-279) .config file , btw my os is Centos 6.3(RHEL6.3),although the
>> problem solved,I'd like to know what's your os version ,kernel version?
>
> I am using RHEL6.3 with unstable kernel 3.7.0-rc

that means that config has
CONFIG_PCI_REALLOC_ENABLE_AUTO=y

So you don't need to append "pci=realloc"

Yinghai
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