From 6049742dbcecf170e903638a029f4dc280b9d53d Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Mon, 25 Sep 2006 23:32:30 -0700 Subject: [PATCH] x86: trivial move of __HAVE macros in i386 pagetable headers Move the __HAVE_ARCH_PTEP defines to accompany the function definitions. Anything else is just a complete nightmare to track through the 2/3-level paging code, and this caused duplicate definitions to be needed (pte_same), which could have easily been taken care of with the asm-generic pgtable functions. Signed-off-by: Zachary Amsden Signed-off-by: Rusty Russell Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/asm-i386/pgtable-2level.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'include/asm-i386/pgtable-2level.h') diff --git a/include/asm-i386/pgtable-2level.h b/include/asm-i386/pgtable-2level.h index 2756d4b04c27..201c86a6711e 100644 --- a/include/asm-i386/pgtable-2level.h +++ b/include/asm-i386/pgtable-2level.h @@ -21,8 +21,9 @@ #define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) #define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) +#define __HAVE_ARCH_PTEP_GET_AND_CLEAR #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte_low, 0)) -#define pte_same(a, b) ((a).pte_low == (b).pte_low) + #define pte_page(x) pfn_to_page(pte_pfn(x)) #define pte_none(x) (!(x).pte_low) #define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT))) -- cgit v1.2.1