The quilt patch titled
Subject: drm/i915: fix MAX_ORDER usage in i915_gem_object_get_pages_internal()
has been removed from the -mm tree. Its filename was
drm-i915-fix-max_order-usage-in-i915_gem_object_get_pages_internal.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Subject: drm/i915: fix MAX_ORDER usage in i915_gem_object_get_pages_internal()
Date: Wed, 15 Mar 2023 14:31:27 +0300
MAX_ORDER is not inclusive: the maximum allocation order buddy allocator
can deliver is MAX_ORDER-1.
Fix MAX_ORDER usage in i915_gem_object_get_pages_internal().
Link: https://lkml.kernel.org/r/20230315113133.11326-5-kirill.shutemov@xxxxxxxxxxxxxxx
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_internal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/i915/gem/i915_gem_internal.c~drm-i915-fix-max_order-usage-in-i915_gem_object_get_pages_internal
+++ a/drivers/gpu/drm/i915/gem/i915_gem_internal.c
@@ -36,7 +36,7 @@ static int i915_gem_object_get_pages_int
struct sg_table *st;
struct scatterlist *sg;
unsigned int npages; /* restricted by sg_alloc_table */
- int max_order = MAX_ORDER;
+ int max_order = MAX_ORDER - 1;
unsigned int max_segment;
gfp_t gfp;
_
Patches currently in -mm which might be from kirill.shutemov@xxxxxxxxxxxxxxx are
