Re: Fedora 35 Change proposal: POWER 4k page size (System-Wide Change proposal)

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Dnia Fri, Feb 12, 2021 at 10:16:26PM +0100, Daniel Pocock napisał(a):
> 
> 
> On 12/02/2021 21:19, Justin Forbes wrote:
> > On Fri, Feb 12, 2021 at 10:21 AM Ben Cotton <bcotton@xxxxxxxxxx> wrote:
> >>
> >> https://fedoraproject.org/wiki/Changes/Power4kPageSize
> >>
> >> == Summary ==
> >>
> >> On ppc64le, the kernel is currently compiled for 64k page size.
> >>
> >> This change proposes using the more common 4k page size.
> >>
> >> Some things, like the AMD Radeon GPU drivers, firmware or related
> >> code, appear to be completely non-functional on the 64k page size.
> >> Insufficient upstream developers are testing such issues on this
> >> architecture.
> > 
> > Just as there are many things that expect the 64K page size.  I am not
> > doing this.
> > 
> > Justin
> 
> Can you please identify some of the things that expect 64k?
> 
> If the GPU drivers don't work that makes it a complete non-starter for
> many workstation users, or they have to compile their own kernels or
> obtain custom kernels from another user.

  Or just fix the GPU drivers. They're open source, after all.

-- 
Tomasz Torcz           “(…) today's high-end is tomorrow's embedded processor.”
tomek@xxxxxxxxxxxxxx                      — Mitchell Blank on LKML
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