[SPARC]: Respect vm_page_prot in io_remap_page_range().
Make sure the callers do a pgprot_noncached() on
vma->vm_page_prot.
Pointed out by Hugh Dickens.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/video/sbuslib.c b/drivers/video/sbuslib.c
index a4d7cc5..34ef859 100644
--- a/drivers/video/sbuslib.c
+++ b/drivers/video/sbuslib.c
@@ -58,6 +58,8 @@
/* To stop the swapper from even considering these pages */
vma->vm_flags |= (VM_IO | VM_RESERVED);
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
/* Each page, see which map applies */
for (page = 0; page < size; ){
map_size = 0;