The value 4095 is intended to represent PAGE_SIZE - 1, as stated
in the commit that introduced this change:
commit 5f22cc0b134a ("drm/i915: Fix mismatch between misplaced
vma check and vma insert")
Signed-off-by: Sebastian Brzezinka <[email protected]>
---
v2 -> v3:
- Reword commit message to clarify that the value 4095
is intended to represent PAGE_SIZE - 1
---
drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 0801d4a140e3..42a525f28f3e 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -397,7 +397,7 @@ eb_vma_misplaced(const struct drm_i915_gem_exec_object2
*entry,
return true;
if (!(flags & EXEC_OBJECT_SUPPORTS_48B_ADDRESS) &&
- (start + size + 4095) >> 32)
+ (start + size + PAGE_SIZE - 1) >> 32)
return true;
if (flags & __EXEC_OBJECT_NEEDS_MAP &&
--
2.34.1
