x86: Use new cache mode type in memtype related functions
Instead of directly using the cache mode bits in the pte switch to
using the cache mode type.
Based-on-patch-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stefan.bader@canonical.com
Cc: xen-devel@lists.xensource.com
Cc: konrad.wilk@oracle.com
Cc: ville.syrjala@linux.intel.com
Cc: david.vrabel@citrix.com
Cc: jbeulich@suse.com
Cc: toshi.kani@hp.com
Cc: plagnioj@jcrosoft.com
Cc: tomi.valkeinen@ti.com
Cc: bhelgaas@google.com
Link: http://lkml.kernel.org/r/1415019724-4317-14-git-send-email-jgross@suse.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index f31507f..8832e51 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -83,7 +83,6 @@
const unsigned long unaligned_size = size;
struct vm_struct *area;
enum page_cache_mode new_pcm;
- unsigned long new_prot_val;
pgprot_t prot;
int retval;
void __iomem *ret_addr;
@@ -135,14 +134,12 @@
size = PAGE_ALIGN(last_addr+1) - phys_addr;
retval = reserve_memtype(phys_addr, (u64)phys_addr + size,
- cachemode2protval(pcm), &new_prot_val);
+ pcm, &new_pcm);
if (retval) {
printk(KERN_ERR "ioremap reserve_memtype failed %d\n", retval);
return NULL;
}
- new_pcm = pgprot2cachemode(__pgprot(new_prot_val));
-
if (pcm != new_pcm) {
if (!is_new_memtype_allowed(phys_addr, size, pcm, new_pcm)) {
printk(KERN_ERR