[PATCH] arm: ioremap: Fix compilation of code which use pci_remap_iospace() without CONFIG_MMU

[Russell King (Oracle)]

On Thu, Jul 14, 2022 at 08:57:00PM +0200, Pali Rohár wrote:
> Custom ARM version of pci_remap_iospace() is implemented only for MMU
> kernel builds. So do not define pci_remap_iospace() without CONFIG_MMU.
> 
> See compilation failures:
> https://lore.kernel.org/r/202112040150.wvyJZIZO-lkp@intel.com/
> https://lore.kernel.org/r/202112261802.u9iXqdWh-lkp@intel.com/
> https://lore.kernel.org/r/202201131529.A2s7rKQc-lkp@intel.com/
> https://lore.kernel.org/r/202203090147.24cUL0De-lkp@intel.com/
> 
> Fixes: bc02973a06a6 ("arm: ioremap: Implement standard PCI function pci_remap_iospace()")
> Reported-by: kernel test robot <lkp at intel.com>
> Signed-off-by: Pali Rohár <pali at kernel.org>
> 
> ---
> 
> PING!!!! Is somebody interested in fixing these compile errors? As nobody
> answered to my emails where I proposed this fix more than half year ago and
> asked for opinion...
> 
> https://lore.kernel.org/r/20211204022131.bmhla4gkph7s7hy2@pali/
> https://lore.kernel.org/r/20211205123209.lyx76daqdwzqwex4@pali/
> https://lore.kernel.org/r/20211226215135.blcnafbuwhrq5ram@pali/
> https://lore.kernel.org/r/20220113134938.3tx7iiukphvazvsq@pali/
> https://lore.kernel.org/r/20220308184851.jmw2xvrapy5wzwof@pali/
> 
> If nobody is interested then please STOP sending me these Intel "0-DAY CI
> Kernel Test Service" emails. Thanks!

It needs to be sent to the patch system to be merged, which has been
the process with 32-bit ARM for getting on the last quarter of a
century.

Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!