[PATCH 1/2] pci: Error disabling SR-IOV if in VFs assigned

Keith Busch keith.busch at intel.com
Mon Jun 13 14:57:37 PDT 2016


On Mon, Jun 13, 2016 at 05:28:10PM -0400, Keith Busch wrote:
> On Mon, Jun 13, 2016 at 04:14:11PM -0500, Bjorn Helgaas wrote:
> > Can we do that at the same time?  If we add good new stuff and only
> > use it one place, there's not as much overall goodness as there would
> > be if we updated everybody to do it similarly.
> 
> Sounds good, I'll send a series taking advantage of this for all the
> other PF drivers duplicating this check in their sriov_configure.

Heh, I thought "no big deal", thinking all use was similar to
NVMe's. However, most network drivers have multiple paths to sriov
configuration, or have other requirements to changing the live
count! There's only two drivers I find that can immediately use the
simplification safely. I'll send those updates to just those ones.



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