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Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/hash.h')
-rw-r--r--arch/powerpc/include/asm/book3s/64/hash.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/hash.h b/arch/powerpc/include/asm/book3s/64/hash.h
index 9e861b4378bd..2ff8b3df553d 100644
--- a/arch/powerpc/include/asm/book3s/64/hash.h
+++ b/arch/powerpc/include/asm/book3s/64/hash.h
@@ -33,7 +33,12 @@
#define _PAGE_F_GIX_SHIFT 12
#define _PAGE_F_SECOND 0x08000 /* Whether to use secondary hash or not */
#define _PAGE_SPECIAL 0x10000 /* software: special page */
+
+#ifdef CONFIG_MEM_SOFT_DIRTY
#define _PAGE_SOFT_DIRTY 0x20000 /* software: software dirty tracking */
+#else
+#define _PAGE_SOFT_DIRTY 0x00000
+#endif
/*
* THP pages can't be special. So use the _PAGE_SPECIAL