Re: [PATCH] PCI: rcar-ep: Include linux/pci-epf.h instead of linux/pci-epc.h

From: Alistair Francis
Date: Wed Jul 05 2023 - 07:58:09 EST


On Wed, Jul 5, 2023 at 9:44 PM Krzysztof Wilczyński <kw@xxxxxxxxx> wrote:
>
> Hello,
>
> > > pci-epc.h doesn't define the members of the pci_epf_header struct, so
> > > trying to access them results in errors like this:
> > >
> > > error: invalid use of undefined type 'struct pci_epf_header'
> > > 167 | val = hdr->vendorid;
> > >
> > > Instead let's include pci-epf.h which not only defines the
> > > pci_epf_header but also includes pci-epc.h.
>
> [...]
> > It is odd that the the build bot did not detect this...
>
> This is a bit of a surprise to me too, especially since none of the usual
> bots pick this up, and I can't seem to find such a failure in the nightly
> CI logs either.
>
> Alistair, how did you stumble into this issue? Also, which version or
> a tree would that be?

I was building the kernel with this defconfig [1] inside OpenEmbedded.
It was the 6.4-rc7 kernel, specifically this one [2].

1: https://github.com/damien-lemoal/buildroot/blob/rockpro64_ep_v23/board/pine64/rockpro64_ep/linux.config
2: https://github.com/damien-lemoal/linux/tree/rockpro64_ep_v23

Alistair

>
> Thank you!
>
> Krzysztof