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powerpc/mm: Define _PAGE_SOFT_DIRTY unconditionally 

Conditional PTE bit definition is confusing and results in coding error.

Reviewed-by: Paul Mackerras <paulus@ozlabs.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Aneesh Kumar K.V 2017-03-21 22:59:57 +05:30 committed by Michael Ellerman
parent a525108cf1
commit 54c4025efc
1 changed files with 0 additions and 4 deletions
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4
arch/powerpc/include/asm/book3s/64/pgtable.h
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@ -37,11 +37,7 @@
#define _RPAGE_RSV3 0x0400000000000000UL
#define _RPAGE_RSV4 0x0200000000000000UL
#ifdef CONFIG_MEM_SOFT_DIRTY
#define _PAGE_SOFT_DIRTY _RPAGE_SW3 /* software: software dirty tracking */
#else
#define _PAGE_SOFT_DIRTY 0x00000
#endif
#define _PAGE_SPECIAL _RPAGE_SW2 /* software: special page */
#define _PAGE_PTE 0x4000000000000000UL /* distinguishes PTEs from pointers */