Commit e726202f authored by Paul Mackerras's avatar Paul Mackerras Committed by Michael Ellerman

powerpc/mm/book3s-64: Move software-used bits in PTE

This moves the _PAGE_SPECIAL and _PAGE_SOFT_DIRTY bits in the Linux
PTE on 64-bit Book 3S systems to bit positions which are designated
for software use in the radix PTE format used by PowerISA v3.0 CPUs
in radix mode.
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent c915df16
...@@ -26,13 +26,13 @@ ...@@ -26,13 +26,13 @@
#define _PAGE_WRITETHRU 0x00040 /* W: cache write-through */ #define _PAGE_WRITETHRU 0x00040 /* W: cache write-through */
#define _PAGE_DIRTY 0x00080 /* C: page changed */ #define _PAGE_DIRTY 0x00080 /* C: page changed */
#define _PAGE_ACCESSED 0x00100 /* R: page referenced */ #define _PAGE_ACCESSED 0x00100 /* R: page referenced */
#define _PAGE_SPECIAL 0x00400 /* software: special page */
#define _PAGE_BUSY 0x00800 /* software: PTE & hash are busy */ #define _PAGE_BUSY 0x00800 /* software: PTE & hash are busy */
#define _PAGE_SPECIAL 0x10000 /* software: special page */
#ifdef CONFIG_MEM_SOFT_DIRTY #ifdef CONFIG_MEM_SOFT_DIRTY
#define _PAGE_SOFT_DIRTY 0x20000 /* software: software dirty tracking */ #define _PAGE_SOFT_DIRTY 0x200 /* software: software dirty tracking */
#else #else
#define _PAGE_SOFT_DIRTY 0x00000 #define _PAGE_SOFT_DIRTY 0x000
#endif #endif
#define _PAGE_F_GIX_SHIFT 57 #define _PAGE_F_GIX_SHIFT 57
......
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