[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH 0/2] x86/pat: fix querying available caching modes
- To: xen-devel@xxxxxxxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, intel-gfx@xxxxxxxxxxxxxxxxxxxxx, dri-devel@xxxxxxxxxxxxxxxxxxxxx
- From: Juergen Gross <jgross@xxxxxxxx>
- Date: Tue, 3 May 2022 15:22:05 +0200
- Cc: jbeulich@xxxxxxxx, Juergen Gross <jgross@xxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>, Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>, Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>, Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>, David Airlie <airlied@xxxxxxxx>, Daniel Vetter <daniel@xxxxxxxx>
- Delivery-date: Tue, 03 May 2022 13:22:16 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Fix some issues with querying caching modes being available for memory
mappings.
This is a replacement for the patch of Jan sent recently:
https://lists.xen.org/archives/html/xen-devel/2022-04/msg02392.html
Juergen Gross (2):
x86/pat: fix x86_has_pat_wp()
x86/pat: add functions to query specific cache mode availability
arch/x86/include/asm/memtype.h | 2 ++
arch/x86/include/asm/pci.h | 2 +-
arch/x86/mm/init.c | 24 ++++++++++++++++++++++--
drivers/gpu/drm/i915/gem/i915_gem_mman.c | 8 ++++----
4 files changed, 29 insertions(+), 7 deletions(-)
--
2.35.3
|
