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-rw-r--r--arch/arm64/include/asm/pgtable-prot.h2
-rw-r--r--arch/arm64/include/asm/pgtable.h12
2 files changed, 7 insertions, 7 deletions
diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h
index 81f07b44f7b8..35c9de13f7ed 100644
--- a/arch/arm64/include/asm/pgtable-prot.h
+++ b/arch/arm64/include/asm/pgtable-prot.h
@@ -24,7 +24,7 @@
* interpreted according to the HW layout by SW but any attempted HW access to
* the address will result in a fault. pte_present() returns true.
*/
-#define PTE_PRESENT_INVALID (_AT(pteval_t, 1) << 59) /* only when !PTE_VALID */
+#define PTE_PRESENT_INVALID (PTE_NG) /* only when !PTE_VALID */
#define _PROT_DEFAULT (PTE_TYPE_PAGE | PTE_AF | PTE_SHARED)
#define _PROT_SECT_DEFAULT (PMD_TYPE_SECT | PMD_SECT_AF | PMD_SECT_S)
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 300abbc0e67a..6c0e322211cb 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -1261,15 +1261,15 @@ static inline pmd_t pmdp_establish(struct vm_area_struct *vma,
* Encode and decode a swap entry:
* bits 0-1: present (must be zero)
* bits 2: remember PG_anon_exclusive
- * bits 3-7: swap type
- * bits 8-57: swap offset
- * bit 59: PTE_PRESENT_INVALID (must be zero)
+ * bits 6-10: swap type
+ * bit 11: PTE_PRESENT_INVALID (must be zero)
+ * bits 12-61: swap offset
*/
-#define __SWP_TYPE_SHIFT 3
+#define __SWP_TYPE_SHIFT 6
#define __SWP_TYPE_BITS 5
-#define __SWP_OFFSET_BITS 50
#define __SWP_TYPE_MASK ((1 << __SWP_TYPE_BITS) - 1)
-#define __SWP_OFFSET_SHIFT (__SWP_TYPE_BITS + __SWP_TYPE_SHIFT)
+#define __SWP_OFFSET_SHIFT 12
+#define __SWP_OFFSET_BITS 50
#define __SWP_OFFSET_MASK ((1UL << __SWP_OFFSET_BITS) - 1)
#define __swp_type(x) (((x).val >> __SWP_TYPE_SHIFT) & __SWP_TYPE_MASK)