[PATCH v10 3/6] riscv: mm: dma-noncoherent: nonstandard cache operations support

[Conor Dooley]

On Mon, Jul 31, 2023 at 12:30:43PM +0100, Lad, Prabhakar wrote:
> On Sun, Jul 30, 2023 at 4:09 PM Jisheng Zhang <jszhang at kernel.org> wrote:
> > On Sun, Jul 02, 2023 at 09:34:26PM +0100, Prabhakar wrote:
> > > From: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>

> > > +config RISCV_NONSTANDARD_CACHE_OPS
> > > +     bool
> > > +     depends on RISCV_DMA_NONCOHERENT
> > > +     help
> > > +       This enables function pointer support for non-standard noncoherent
> > > +       systems to handle cache management.
> >
> > Per Documentation/riscv/patch-acceptance.rst:
> >
> > "we'll only consider patches for extensions that either:
> >
> > - Have been officially frozen or ratified by the RISC-V Foundation, or
> > - Have been implemented in hardware that is widely available, per standard
> >   Linux practice."
> >
> > I'm not sure which item this patch series belongs to.
> >
> Maybe Conor can help me here ;)

I'm not entirely sure why you need my help, it's your company that
manufactures the SoC that needs this after all.. I think Emil already
pointed out that it was the latter of the two. I guess it is not an
"extension" in the strictest sense of the word, but it fills the same
gap as one, so /shrug.
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