Subject: Re: [PATCH v5 09/14] parisc: Convert DMA map_page to map_phys interface [qemu test failure]

From: Leon Romanovsky <[email-masked]>
Date: Thu, 18 Dec 2025 10:40:02 +0200

On Wed, Dec 17, 2025 at 04:17:38AM -0800, Guenter Roeck wrote:
> Hi,
> 
> On Wed, Oct 15, 2025 at 12:12:55PM +0300, Leon Romanovsky wrote:
> > From: Leon Romanovsky <[email-masked]>
> > 
> > Perform mechanical conversion from .map_page to .map_phys callback.
> > 
> > Reviewed-by: Jason Gunthorpe <[email-masked]>
> > Signed-off-by: Leon Romanovsky <[email-masked]>
> 
> This patch causes all my 32-bit parisc qemu tests with C3700 machine
> to fail. Network interface tests fail, and all boot attempts from
> any kind of hard drive (scsi, usb) fail with this patch in the tree.

Thanks for the report. I have a fix ready; I'll clean it up and send it out
by EOD.

> Guenter