[Intel-gfx] [PATCH 0/2] Nuke PAGE_KERNEL_IO

Lucas De Marchi lucas.demarchi at intel.com
Fri Nov 12 20:09:57 UTC 2021


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 at infradead.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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