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drm/i915/ttm: tweak priority hint selection
author
Matthew Auld
<matthew.auld@intel.com>
Wed, 9 Feb 2022 11:16:52 +0000
(11:16 +0000)
committer
Matthew Auld
<matthew.auld@intel.com>
Thu, 10 Feb 2022 11:54:50 +0000
(11:54 +0000)
For some reason we are selecting PRIO_HAS_PAGES when we don't have
mm.pages, and vice versa.
v2(Thomas):
- Add missing fixes tag
Fixes:
213d50927763
("drm/i915/ttm: Introduce a TTM i915 gem object backend")
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20220209111652.468762-1-matthew.auld@intel.com
drivers/gpu/drm/i915/gem/i915_gem_ttm.c
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diff --git
a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c
index
84cae74
..
1eb2fd8
100644
(file)
--- a/
drivers/gpu/drm/i915/gem/i915_gem_ttm.c
+++ b/
drivers/gpu/drm/i915/gem/i915_gem_ttm.c
@@
-840,11
+840,9
@@
void i915_ttm_adjust_lru(struct drm_i915_gem_object *obj)
} else if (obj->mm.madv != I915_MADV_WILLNEED) {
bo->priority = I915_TTM_PRIO_PURGE;
} else if (!i915_gem_object_has_pages(obj)) {
- if (bo->priority < I915_TTM_PRIO_HAS_PAGES)
- bo->priority = I915_TTM_PRIO_HAS_PAGES;
+ bo->priority = I915_TTM_PRIO_NO_PAGES;
} else {
- if (bo->priority > I915_TTM_PRIO_NO_PAGES)
- bo->priority = I915_TTM_PRIO_NO_PAGES;
+ bo->priority = I915_TTM_PRIO_HAS_PAGES;
}
ttm_bo_move_to_lru_tail(bo, bo->resource, NULL);