Re: [PATCH v1 1/1] s390/vfio-ap: remove gmap_convert_to_secure from vfio_ap_ops

From: Heiko Carstens
Date: Tue Nov 19 2024 - 06:25:42 EST


On Fri, Nov 15, 2024 at 02:56:11PM +0100, Claudio Imbrenda wrote:
> If the page has been exported, do not re-import it. Imports should
> only be triggered by the guest. The guest will import the page
> automatically when it will need it again, there is no advantage in
> importing it manually.
>
> Moreover, vfio_pin_pages() will take an extra reference on the page and
> thus will cause the import to always fail. The extra reference would be
> dropped only after pointlessly trying to import the page.
>
> Fixes: f88fb1335733 ("s390/vfio-ap: make sure nib is shared")
> Signed-off-by: Claudio Imbrenda <imbrenda@xxxxxxxxxxxxx>
> ---
> drivers/s390/crypto/vfio_ap_ops.c | 32 +++++++++++++++++++++----------
> 1 file changed, 22 insertions(+), 10 deletions(-)

Applied, thanks!