Re: [PATCH] virpci:fix Secondary Bus Reset bug

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On 8/19/19 7:22 AM, Michal Privoznik wrote:
> On 8/16/19 5:10 PM, Laine Stump wrote:
>  >
> 
> To extend this question - there's also xen's pciback, but I don't know enough 
> about Xen to tell if it's still in use.

Yes, it is still in use.

> Might be worth dropping that too, 
> becasue it looks a lot like pci-stub (used for KVM assignment). And because of 
> that I can't really drop all the functions, only very few. Jim?

Nooooooo! Please don't drop (or break) functionality related to xen-pciback :-).

> BTW: does Xen's kernel have 'driver_override' file for PCI devices? See 
> virPCIDeviceBindWithDriverOverride() for more info.

Yes, xen supports driver_override.

> But if it does, I'd like to 
> also drop the old 'newid' style of overriding kernel driver and leave us with 
> solely with 'driver_override' (introduced in kernel-3.16.0 so I guess everybody 
> has it).

Would be nice to kill the 'newid' handling. I thought it sounded familiar, and 
not in a good way:

70f83f9d526 (Jim Fehlig 2016-08-01 21:36:45 -0600 1265)     * to the unpleasant 
new_id interface.

Regards,
Jim

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