[PATCH v1 2/2] s390/pgtable: introduce _REGION3_ENTRY_HARDWARE_BITS_LARGE

Claudio Imbrenda
2024-04-25T13:06:12Z

For completeness, introduce _REGION3_ENTRY_HARDWARE_BITS_LARGE,
containing the hardware bits used for large puds.

Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
---
arch/s390/include/asm/pgtable.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 3da2995fd196..5c0f840eee2a 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -262,6 +262,7 @@ static inline int is_module_addr(void *addr)
#define _REGION3_ENTRY (_REGION_ENTRY_TYPE_R3 | _REGION_ENTRY_LENGTH)
#define _REGION3_ENTRY_EMPTY (_REGION_ENTRY_TYPE_R3 | _REGION_ENTRY_INVALID)

+#define _REGION3_ENTRY_HARDWARE_BITS_LARGE 0xffffffff8000073cUL
#define _REGION3_ENTRY_ORIGIN_LARGE ~0x7fffffffUL /* large page address */
#define _REGION3_ENTRY_DIRTY 0x2000 /* SW region dirty bit */
#define _REGION3_ENTRY_YOUNG 0x1000 /* SW region young bit */
--
2.44.0