diff options
Diffstat (limited to 'arch/x86/include/asm/pgtable-3level.h')
| -rw-r--r-- | arch/x86/include/asm/pgtable-3level.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index 4cc9f2b7cdc3..81bb91b49a88 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h | |||
| @@ -179,6 +179,9 @@ static inline pmd_t native_pmdp_get_and_clear(pmd_t *pmdp) | |||
| 179 | /* | 179 | /* |
| 180 | * Bits 0, 6 and 7 are taken in the low part of the pte, | 180 | * Bits 0, 6 and 7 are taken in the low part of the pte, |
| 181 | * put the 32 bits of offset into the high part. | 181 | * put the 32 bits of offset into the high part. |
| 182 | * | ||
| 183 | * For soft-dirty tracking 11 bit is taken from | ||
| 184 | * the low part of pte as well. | ||
| 182 | */ | 185 | */ |
| 183 | #define pte_to_pgoff(pte) ((pte).pte_high) | 186 | #define pte_to_pgoff(pte) ((pte).pte_high) |
| 184 | #define pgoff_to_pte(off) \ | 187 | #define pgoff_to_pte(off) \ |