Commit a3ae91b0 authored Jan 30, 2008 by Andi Kleen Committed by Ingo Molnar Jan 30, 2008

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>

parent 5b016432

arch/x86/mm/pageattr_64.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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)) {

Admin message