# Re: \[PATCH v5 12/16\] PCI: Add pci\_iomap\_host\_shared(), pci\_iomap\_host\_shared\_range()

- From: Michael S. Tsirkin \<mst@redhat.com\>
- Date: 2021-10-18 13:18:01 
- List: virtualization
- Page: https://ratatoskr.run/virtualization/2021/10/1545418
- Thread: https://ratatoskr.run/linux-pci/2021/10/1535998/t.md

```text
On Mon, Oct 18, 2021 at 02:15:47PM +0200, Greg KH wrote:
> On Mon, Oct 11, 2021 at 07:59:17AM -0400, Michael S. Tsirkin wrote:
> > On Sun, Oct 10, 2021 at 03:22:39PM -0700, Andi Kleen wrote:
> > > 
> > > > To which Andi replied
> > > > 	One problem with removing the ioremap opt-in is that
> > > > 	it's still possible for drivers to get at devices without going through probe.
> > > > 
> > > > To which Greg replied:
> > > > https://lore.kernel.org/all/YVXBNJ431YIWwZdQ@kroah.com/
> > > > 	If there are in-kernel PCI drivers that do not do this, they need to be
> > > > 	fixed today.
> > > > 
> > > > Can you guys resolve the differences here?
> > > 
> > > 
> > > I addressed this in my other mail, but we may need more discussion.
> > 
> > Hopefully Greg will reply to that one.
> 
> Note, when wanting Greg to reply, someone should at the very least cc:
> him.

"that one" being "Andi's other mail". Which I don't remember what it was,
by now. Sorry.

> {sigh}
> 
> greg k-h

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