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* [PATCH 1/1] gpu: drm: gma500: Use vma_pages()
@ 2016-10-09 23:07 Shyam Saini
  2016-10-09 23:46   ` Patrik Jakobsson
  0 siblings, 1 reply; 8+ messages in thread
From: Shyam Saini @ 2016-10-09 23:07 UTC (permalink / raw)
  To: patrik.r.jakobsson; +Cc: airlied, dri-devel, linux-kernel, Shyam Saini

Replace explicit computation of vma page count by a call to
vma_pages()

Signed-off-by: Shyam Saini <mayhs11saini@gmail.com>
---
 drivers/gpu/drm/gma500/framebuffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 3a44e70..0fde850 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -124,7 +124,7 @@ static int psbfb_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	unsigned long phys_addr = (unsigned long)dev_priv->stolen_base +
 				  psbfb->gtt->offset;
 
-	page_num = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+	page_num = vma_pages(vma);
 	address = (unsigned long)vmf->virtual_address - (vmf->pgoff << PAGE_SHIFT);
 
 	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2016-10-11  8:51 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2016-10-09 23:07 [PATCH 1/1] gpu: drm: gma500: Use vma_pages() Shyam Saini
2016-10-09 23:46 ` Patrik Jakobsson
2016-10-09 23:46   ` Patrik Jakobsson
2016-10-10  1:52   ` Shyam Saini
2016-10-11  8:15     ` Daniel Vetter
2016-10-11  8:15       ` Daniel Vetter
2016-10-11  8:50       ` Patrik Jakobsson
2016-10-11  8:50         ` Patrik Jakobsson

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