Re: [PATCH v4] cdx: add MSI support for CDX bus

From: Greg KH
Date: Thu Oct 05 2023 - 10:43:15 EST


On Thu, Oct 05, 2023 at 03:46:34PM +0200, Thomas Gleixner wrote:
> On Thu, Oct 05 2023 at 12:24, Greg KH wrote:
> >> diff --git a/drivers/cdx/Kconfig b/drivers/cdx/Kconfig
> >> index a08958485e31..86df7ccb76bb 100644
> >> --- a/drivers/cdx/Kconfig
> >> +++ b/drivers/cdx/Kconfig
> >> @@ -8,6 +8,7 @@
> >> config CDX_BUS
> >> bool "CDX Bus driver"
> >> depends on OF && ARM64
> >> + select GENERIC_MSI_IRQ_DOMAIN
> >
> > This config option isn't in my tree anywhere, where did it come from?
> > What is it supposed to do?
>
> 13e7accb81d6 ("genirq: Get rid of GENERIC_MSI_IRQ_DOMAIN") :)

Ok, so this hasn't been tested since the 6.2 release? Wow, I think
someone from AMD needs to take a deep look at this and verify that it
actually is doing what it is supposed to be doing...

thanks,

greg k-h