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Re: Fixing tap(4) behaviour
On Sat, Nov 29, 2008 at 09:21:43PM +0100, Quentin Garnier wrote:
> On Sat, Nov 29, 2008 at 03:05:46PM -0500, Arnaud Lacombe wrote:
> > Hi Folks,
> > People currently using qemu(1) need to use a dirty static fd-based
> > trick to link the created interface to qemu(1). This is due to the
> > fact that 1) qemu doesn't check the return value of the stat(2)
> > syscall and 2) our tap(4) cloner device provide nothing to know the
> > created interface's unit. I fixed this by making the cloner device
> That's not true. You should have read tap(4)'s manual page. Besides,
> I have always told people how qemu was supposed to do that, and I think
> that someone had actually made a patch for qemu at some point but I
> guess it was lost.
Also, the qemu-dm in xentool3-hvm (and I guess xentools33) works with tap
just fine. pkgsrc/sysutils/xentools3-hvm/patches/patch-ar has the
changes that are needed for this (and also other, unrelated changes).
From memory it's just the TAPGIFNAME part that is needed.
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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