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authorAndi Kleen <ak@suse.de>2008-01-30 13:33:50 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:33:50 +0100
commita3ae91b0a02a4ca0088f30d572c848f5d522573a (patch)
treeda158b5342c753e0062e4f751211e3eaf0d1395c
parent5b016432a768d94c707aee02a202c95d163f27c4 (diff)
x86: cpa: remove unnecessary masking of address
virt_to_page does not care about the bits below the page granuality. So don't mask them. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--arch/x86/mm/pageattr_64.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/pageattr_64.c b/arch/x86/mm/pageattr_64.c
index b21a874c2dd..4d172881af7 100644
--- a/arch/x86/mm/pageattr_64.c
+++ b/arch/x86/mm/pageattr_64.c
@@ -148,7 +148,7 @@ __change_page_attr(unsigned long address, unsigned long pfn, pgprot_t prot,
if (!kpte)
return 0;
- kpte_page = virt_to_page(((unsigned long)kpte) & PAGE_MASK);
+ kpte_page = virt_to_page(kpte);
BUG_ON(PageLRU(kpte_page));
BUG_ON(PageCompound(kpte_page));
if (pgprot_val(prot) != pgprot_val(ref_prot)) {