[PATCH 1/2] drm/exynos: use __free_page() to deallocate memory
Inki Dae
inki.dae at samsung.com
Mon Jul 9 00:05:00 PDT 2012
this patch uses __free_page() to deallocate the pages allocated
by alloc_page() and the pages doesn't need set_parge_dirty()
and mark_page_accessed() because they aren't from page cache so
removes them.
this patch has a pair with previous patch below,
http://www.spinics.net/lists/dri-devel/msg24382.html
Signed-off-by: Inki Dae <inki.dae at samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_gem.c | 14 +++-----------
1 files changed, 3 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index dceb69f..4b8b988 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -129,20 +129,12 @@ static void exynos_gem_put_pages(struct drm_gem_object *obj,
struct page **pages,
bool dirty, bool accessed)
{
- int i, npages;
+ unsigned int npages;
npages = obj->size >> PAGE_SHIFT;
- for (i = 0; i < npages; i++) {
- if (dirty)
- set_page_dirty(pages[i]);
-
- if (accessed)
- mark_page_accessed(pages[i]);
-
- /* Undo the reference we took when populating the table */
- page_cache_release(pages[i]);
- }
+ while (--npages >= 0)
+ __free_page(pages[npages]);
drm_free_large(pages);
}
--
1.7.4.1
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