From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
sg_alloc_table_from_pages() can build us a table with coalesced ranges which
means we need to iterate over pages and not sg table entries when releasing
page references.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: "Barbalho, Rafael" <rafael.barbalho@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem_userptr.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c
index d384139..229694d 100644
--- a/drivers/gpu/drm/i915/i915_gem_userptr.c
+++ b/drivers/gpu/drm/i915/i915_gem_userptr.c
@@ -682,15 +682,15 @@ static void
i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj)
{
struct scatterlist *sg;
- int i;
+ struct sg_page_iter sg_iter;
BUG_ON(obj->userptr.work != NULL);
if (obj->madv != I915_MADV_WILLNEED)
obj->dirty = 0;
- for_each_sg(obj->pages->sgl, sg, obj->pages->nents, i) {
- struct page *page = sg_page(sg);
+ for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, 0) {
+ struct page *page = sg_page_iter_page(&sg_iter);
if (obj->dirty)
set_page_dirty(page);
--
2.1.0
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