Re: [patch 15/39] PCI/MSI: Get rid of PCI_MSI_IRQ_DOMAIN

[Jason Gunthorpe]

On Fri, Nov 11, 2022 at 02:54:38PM +0100, Thomas Gleixner wrote:
> What a zoo:
> 
>      PCI_MSI
> 	select GENERIC_MSI_IRQ
> 
>      PCI_MSI_IRQ_DOMAIN
>      	def_bool y
> 	depends on PCI_MSI
> 	select GENERIC_MSI_IRQ_DOMAIN
> 
> Ergo PCI_MSI enables PCI_MSI_IRQ_DOMAIN which in turn selects
> GENERIC_MSI_IRQ_DOMAIN. So all the dependencies on PCI_MSI_IRQ_DOMAIN are
> just an indirection to PCI_MSI.
> 
> Match the reality and just admit that PCI_MSI requires
> GENERIC_MSI_IRQ_DOMAIN.
> 
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> ---
>  arch/um/drivers/Kconfig                 |    1 
>  arch/um/include/asm/pci.h               |    2 -
>  arch/x86/Kconfig                        |    1 
>  arch/x86/include/asm/pci.h              |    4 +-
>  drivers/pci/Kconfig                     |    8 +----
>  drivers/pci/controller/Kconfig          |   30 +++++++++-----------
>  drivers/pci/controller/dwc/Kconfig      |   48 ++++++++++++++++----------------
>  drivers/pci/controller/mobiveil/Kconfig |    6 ++--
>  drivers/pci/msi/Makefile                |    2 -
>  drivers/pci/probe.c                     |    2 -
>  include/linux/msi.h                     |   32 ++++++---------------
>  11 files changed, 56 insertions(+), 80 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>

Jason