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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Wei Liu <wei.liu2@citrix.com>
Cc: "Marek Marczykowski-Górecki" <marmarek@invisiblethingslab.com>,
	xen-devel <xen-devel@lists.xen.org>
Subject: Re: e820_host default value and libxl (not xl)
Date: Mon, 23 May 2016 09:10:32 -0400	[thread overview]
Message-ID: <20160523131032.GA25856@char.us.oracle.com> (raw)
In-Reply-To: <20160523104748.GC31306@citrix.com>

On Mon, May 23, 2016 at 11:47:48AM +0100, Wei Liu wrote:
> On Sat, May 21, 2016 at 04:42:11AM +0200, Marek Marczykowski-Górecki wrote:
> > Hi,
> > 
> > According to xl.cfg(5) " This option defaults to true (1) if any PCI
> > passthrough devices are configured and false (0) otherwise."
> > And indeed this behaviour is implemented in xl. But not in libxl, which
> > means other libxl based toolstacks (libvirt) will not take advantage of
> > this directly.
> > 
> > What would be the best approach here? Duplicate that behaviour in
> > libvirt (currently libvirt knows nothing about this option), or move
> > that default handling to libxl? I think the later makes more sense, but
> > maybe there is some reason against it?
> > 
> 
> The latter.
> 
> I wouldn't be surprised if the boundary between xl and libxl was
> overlooked when implementing this flag. I've done similar things to push

It never occurred to me when I wrote that code sadly :-(

> xsm label handling logic from xl to libxl.
> 
> Wei.
> 
> > -- 
> > Best Regards,
> > Marek Marczykowski-Górecki
> > Invisible Things Lab
> > A: Because it messes up the order in which people normally read text.
> > Q: Why is top-posting such a bad thing?
> 
> 
> 
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@lists.xen.org
> > http://lists.xen.org/xen-devel
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel

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      parent reply	other threads:[~2016-05-23 13:10 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-21  2:42 e820_host default value and libxl (not xl) Marek Marczykowski-Górecki
2016-05-23 10:33 ` Dario Faggioli
2016-05-23 10:47 ` Wei Liu
2016-05-23 10:59   ` Andrew Cooper
2016-05-23 11:27     ` Marek Marczykowski-Górecki
2016-05-23 13:14       ` Konrad Rzeszutek Wilk
2016-05-23 13:30     ` Wei Liu
2016-05-23 13:10   ` Konrad Rzeszutek Wilk [this message]

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