x86: rename pat_wc_enabled to pat_enabled

BTW, what does pat_wc_enabled stand for? Does it mean
"write-combining"?

Currently it is used to globally switch on or off PAT support.
Thus I renamed it to pat_enabled.
I think this increases readability (and hope that I didn't miss
something).

Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 71bb3159031a..ddeafed1171e 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -261,7 +261,7 @@ void __iomem *ioremap_nocache(resource_size_t phys_addr, unsigned long size)
 {
         /*
          * Ideally, this should be:
-         *      pat_wc_enabled ? _PAGE_CACHE_UC : _PAGE_CACHE_UC_MINUS;
+         *      pat_enabled ? _PAGE_CACHE_UC : _PAGE_CACHE_UC_MINUS;
          *
          * Till we fix all X drivers to use ioremap_wc(), we will use
          * UC MINUS.
@@ -285,7 +285,7 @@ EXPORT_SYMBOL(ioremap_nocache);
  */
 void __iomem *ioremap_wc(unsigned long phys_addr, unsigned long size)
 {
-        if (pat_wc_enabled)
+        if (pat_enabled)
                 return __ioremap_caller(phys_addr, size, _PAGE_CACHE_WC,
                                         __builtin_return_address(0));
         else