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Date: Fri, 12 Nov 2021 12:09:57 -0800
From: Lucas De Marchi <lucas.demarchi@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
x86@...nel.org, Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Boris Ostrovsky <boris.ostrovsky@...cle.com>,
linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
xen-devel@...ts.xenproject.org,
Daniel Vetter <daniel.vetter@...ll.ch>
Subject: Re: [PATCH 0/2] Nuke PAGE_KERNEL_IO
On Fri, Nov 12, 2021 at 08:04:03PM +0100, Peter Zijlstra wrote:
>On Thu, Oct 21, 2021 at 11:15:09AM -0700, Lucas De Marchi wrote:
>> Last user of PAGE_KERNEL_IO is the i915 driver. While removing it from
>> there as we seek to bring the driver to other architectures, Daniel
>> suggested that we could finish the cleanup and remove it altogether,
>> through the tip tree. So here I'm sending both commits needed for that.
>>
>> Lucas De Marchi (2):
>> drm/i915/gem: stop using PAGE_KERNEL_IO
>> x86/mm: nuke PAGE_KERNEL_IO
>>
>> arch/x86/include/asm/fixmap.h | 2 +-
>> arch/x86/include/asm/pgtable_types.h | 7 -------
>> arch/x86/mm/ioremap.c | 2 +-
>> arch/x86/xen/setup.c | 2 +-
>> drivers/gpu/drm/i915/gem/i915_gem_pages.c | 4 ++--
>> include/asm-generic/fixmap.h | 2 +-
>> 6 files changed, 6 insertions(+), 13 deletions(-)
>
>Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
thanks, Peter.
The intention was to merge this through the tip tree. Although now I'm
not sure. Options:
1) take the first patch through the drm-intel tree and apply the
second patch later
2) take everything through the drm tree
3) take everything through the tip tree
What's your preference here?
Lucas De Marchi
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