Re: [Xen-devel] e820_host default value and libxl (not xl)

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

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?
> 
> 
> 
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> 
> 
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