Hi Oleksandr,
> On 9 Dec 2021, at 7:29 am, Oleksandr Andrushchenko <andr2...@gmail.com> wrote:
>
> From: Oleksandr Andrushchenko <oleksandr_andrushche...@epam.com>
>
> At the moment, we always allocate an extra 16 slots for IO handlers
> (see MAX_IO_HANDLER). So while adding an IO trap handler for the emulated
> PCI host bridge we are not breaking anything, but we have a latent bug
> as the maximum number of IOs may be exceeded.
> Fix this by explicitly telling that we have an additional IO handler, so it is
> accounted.
>
> Fixes: d59168dc05a5 ("xen/arm: Enable the existing x86 virtual PCI support
> for ARM")
>
> Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushche...@epam.com>
> Acked-by: Julien Grall <jgr...@amazon.com>
Reviewed-by: Rahul Singh <rahul.si...@arm.com>
Tested-by: Rahul Singh <rahul.si...@arm.com>
Regards,
Rahul
