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Commit 61f38226 authored by Ingo Molnar's avatar Ingo Molnar
Browse files

x86/pgtable: fix constant sign extension problem 



based on:

 Subject: x86/pgtable: fix constant sign extension problem
 From: Jeremy Fitzhardinge <jeremy@goop.org>

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 925596a0

include/asm-x86/pgtable.h

+12 −12
Original line number Diff line number Diff line
@@ -19,18 +19,18 @@ 
#define _PAGE_BIT_UNUSED3	11

#define _PAGE_BIT_NX           63       /* No execute: only valid after cpuid check */



#define _PAGE_PRESENT	(_AC(1, UL)<<_PAGE_BIT_PRESENT)

#define _PAGE_RW	(_AC(1, UL)<<_PAGE_BIT_RW)

#define _PAGE_USER	(_AC(1, UL)<<_PAGE_BIT_USER)

#define _PAGE_PWT	(_AC(1, UL)<<_PAGE_BIT_PWT)

#define _PAGE_PCD	(_AC(1, UL)<<_PAGE_BIT_PCD)

#define _PAGE_ACCESSED	(_AC(1, UL)<<_PAGE_BIT_ACCESSED)

#define _PAGE_DIRTY	(_AC(1, UL)<<_PAGE_BIT_DIRTY)

#define _PAGE_PSE	(_AC(1, UL)<<_PAGE_BIT_PSE)	/* 2MB page */

#define _PAGE_GLOBAL	(_AC(1, UL)<<_PAGE_BIT_GLOBAL)	/* Global TLB entry */

#define _PAGE_UNUSED1	(_AC(1, UL)<<_PAGE_BIT_UNUSED1)

#define _PAGE_UNUSED2	(_AC(1, UL)<<_PAGE_BIT_UNUSED2)

#define _PAGE_UNUSED3	(_AC(1, UL)<<_PAGE_BIT_UNUSED3)

#define _PAGE_PRESENT	(_AC(1, L)<<_PAGE_BIT_PRESENT)

#define _PAGE_RW	(_AC(1, L)<<_PAGE_BIT_RW)

#define _PAGE_USER	(_AC(1, L)<<_PAGE_BIT_USER)

#define _PAGE_PWT	(_AC(1, L)<<_PAGE_BIT_PWT)

#define _PAGE_PCD	(_AC(1, L)<<_PAGE_BIT_PCD)

#define _PAGE_ACCESSED	(_AC(1, L)<<_PAGE_BIT_ACCESSED)

#define _PAGE_DIRTY	(_AC(1, L)<<_PAGE_BIT_DIRTY)

#define _PAGE_PSE	(_AC(1, L)<<_PAGE_BIT_PSE)	/* 2MB page */

#define _PAGE_GLOBAL	(_AC(1, L)<<_PAGE_BIT_GLOBAL)	/* Global TLB entry */

#define _PAGE_UNUSED1	(_AC(1, L)<<_PAGE_BIT_UNUSED1)

#define _PAGE_UNUSED2	(_AC(1, L)<<_PAGE_BIT_UNUSED2)

#define _PAGE_UNUSED3	(_AC(1, L)<<_PAGE_BIT_UNUSED3)



#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)

#define _PAGE_NX	(_AC(1, ULL) << _PAGE_BIT_NX)