Re: [Intel-gfx] [RFT][PATCH v2 2/9] vfio/ap: Pass in physical address of ind to ap_aqic()

[Jason Gunthorpe <jgg@nvidia.com>]

On Tue, Jul 05, 2022 at 11:27:52PM -0700, Nicolin Chen wrote:
> The ap_aqic() is called by vfio_ap_irq_enable() where it passes in a
> virt value that's casted from a physical address "h_nib". Inside the
> ap_aqic(), it does virt_to_phys() again.
> 
> Since ap_aqic() needs a physical address, let's just pass in a pa of
> ind directly. So change the "ind" to "pa_ind".
> 
> Reviewed-by: Harald Freudenberger <freude@linux.ibm.com>
> Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
> ---
>  arch/s390/include/asm/ap.h        | 6 +++---
>  drivers/s390/crypto/ap_queue.c    | 2 +-
>  drivers/s390/crypto/vfio_ap_ops.c | 7 ++++---
>  3 files changed, 8 insertions(+), 7 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>

Jason