Date: Wed, 30 Jun 2010 14:50:23 -0700 From: Julian Elischer <julian@elischer.org> To: Jack F Vogel <jfv@FreeBSD.org> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r209611 - head/sys/dev/e1000 Message-ID: <4C2BBC1F.6020405@elischer.org> In-Reply-To: <201006301726.o5UHQl7n011935@svn.freebsd.org> References: <201006301726.o5UHQl7n011935@svn.freebsd.org>
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On 6/30/10 10:26 AM, Jack F Vogel wrote: > Author: jfv > Date: Wed Jun 30 17:26:47 2010 > New Revision: 209611 > URL: http://svn.freebsd.org/changeset/base/209611 > > Log: > SR-IOV support added to igb > > What this provides is support for the 'virtual function' > interface that a FreeBSD VM may be assigned from a host > like KVM on Linux, or newer versions of Xen with such > support. > > When the guest is set up with the capability, a special > limited function 82576 PCI device is present in its virtual > PCI space, so with this driver installed in the guest that > device will be detected and function nearly like the bare > metal, as it were. > > The interface is only allowed a single queue in this configuration > however initial performance tests have looked very good. > > Enjoy!! > do these extra devices turn up in a standard ifconfig output? in other words, can we assign them to jails using vimage?
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