From: Andi Kleen Date: Wed, 30 Jan 2008 12:33:50 +0000 (+0100) Subject: x86: cpa: remove unnecessary masking of address X-Git-Tag: v2.6.25-rc1~1143^2~118 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=a3ae91b0a02a4ca0088f30d572c848f5d522573a;p=linux-2.6-omap-h63xx.git 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 Signed-off-by: Harvey Harrison Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- 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)) {