Instead of directly using cache mode bits in the pte switch to usage of
the new cache mode type.
Signed-off-by: Stefan Bader <stefan.ba...@canonical.com>
Signed-off-by: Juergen Gross <jgr...@suse.com>
---
arch/x86/include/asm/fb.h | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/fb.h b/arch/x86/include/asm/fb.h
index 2519d06..c3dd5e7 100644
--- a/arch/x86/include/asm/fb.h
+++ b/arch/x86/include/asm/fb.h
@@ -8,8 +8,12 @@
static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
unsigned long off)
{
+ unsigned long prot;
+
+ prot = pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK;
if (boot_cpu_data.x86 > 3)
- pgprot_val(vma->vm_page_prot) |= _PAGE_PCD;
+ pgprot_val(vma->vm_page_prot) =
+ prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
}
extern int fb_is_primary_device(struct fb_info *info);
--
1.8.4.5
--
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