Re: [PATCH] PCI/P2PDMA: Add missing struct p2pdma_provider documentation

From: Alex Williamson

Date: Tue Jan 06 2026 - 17:57:11 EST


On Tue, 6 Jan 2026 16:18:52 -0600
Bjorn Helgaas <helgaas@xxxxxxxxxx> wrote:

> On Sun, Jan 04, 2026 at 02:51:28PM +0200, Leon Romanovsky wrote:
> > From: Leon Romanovsky <leonro@xxxxxxxxxx>
> >
> > Two fields in struct p2pdma_provider were not documented, which resulted
> > in the following kernel-doc warning:
> >
> > Warning: include/linux/pci-p2pdma.h:26 struct member 'owner' not described in 'p2pdma_provider'
> > Warning: include/linux/pci-p2pdma.h:26 struct member 'bus_offset' not described in 'p2pdma_provider'
> >
> > Repro:
> >
> > $ scripts/kernel-doc -none include/linux/pci-p2pdma.h
> >
> > Fixes: f58ef9d1d135 ("PCI/P2PDMA: Separate the mmap() support from the core logic")
> > Reported-by: Bjorn Helgaas <helgaas@xxxxxxxxxx>
> > Closes: https://lore.kernel.org/all/20260102234033.GA246107@bhelgaas
> > Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx>
>
> Applied to pci/misc for v6.20, thanks!
>
> Alex, let me know if you'd rather take this (you merged f58ef9d1d135).

Nope, makes sense to follow get_maintainer.pl for the standalone
follow-ups. Sorry we didn't spot it on the way in. Thanks,

Alex

>
> > ---
> > include/linux/pci-p2pdma.h | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/include/linux/pci-p2pdma.h b/include/linux/pci-p2pdma.h
> > index 517e121d2598..873de20a2247 100644
> > --- a/include/linux/pci-p2pdma.h
> > +++ b/include/linux/pci-p2pdma.h
> > @@ -20,6 +20,8 @@ struct scatterlist;
> > * struct p2pdma_provider
> > *
> > * A p2pdma provider is a range of MMIO address space available to the CPU.
> > + * @owner: Device to which this provider belongs.
> > + * @bus_offset: Bus offset for p2p communication.
> > */
> > struct p2pdma_provider {
> > struct device *owner;
> >
> > ---
> > base-commit: f8f9c1f4d0c7a64600e2ca312dec824a0bc2f1da
> > change-id: 20260104-fix-p2p-kdoc-3f503e6d6a55
> >
> > Best regards,
> > --
> > Leon Romanovsky <leonro@xxxxxxxxxx>
> >