Re: [PATCH v5 12/16] PCI: Add pci_iomap_host_shared(), pci_iomap_host_shared_range()

From: Christoph Hellwig
Date: Tue Oct 12 2021 - 01:35:30 EST


On Mon, Oct 11, 2021 at 03:09:09PM -0400, Michael S. Tsirkin wrote:
> The reason we have trouble is that it's not clear what does the API mean
> outside the realm of TDX.
> If we really, truly want an API that says "ioremap and it's a hardened
> driver" then I guess ioremap_hardened_driver is what you want.

Yes. And why would be we ioremap the BIOS anyway? It is not I/O memory
in any of the senses we generally use ioremap for.