[PING^2][PATCH] RISC-V: PCI: Avoid handing out address 0 to devices

Palmer Dabbelt palmer at dabbelt.com
Wed Jun 22 10:43:55 PDT 2022


On Wed, 22 Jun 2022 04:04:09 PDT (-0700), macro at orcam.me.uk wrote:
> On Wed, 27 Apr 2022, Maciej W. Rozycki wrote:
>
>> Therefore avoid handing out address 0, by bumping the lowest address
>> available to PCI via PCIBIOS_MIN_IO and PCIBIOS_MIN_MEM up by 4 and 16
>> respectively, which is the minimum allocation size for I/O and memory
>> BARs.
>
>  Ping for:
> <https://lore.kernel.org/lkml/alpine.DEB.2.21.2204271207590.9383@angie.orcam.me.uk/>

Sorry, I got this mixed up with the non-RISC-V patch.  David poked me 
about it, this is on for-next.  It's passing my tests, but they're just 
QEMU so probably not all that exciting here.



More information about the linux-riscv mailing list