diff options
Diffstat (limited to 'include/linux/swap.h')
| -rw-r--r-- | include/linux/swap.h | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index 369d7799205d..211aeca9bfa7 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -60,17 +60,13 @@ static inline int current_is_kswapd(void) SWP_MIGRATION_NUM + SWP_DEVICE_NUM + \ SWP_PTE_MARKER_NUM) /* - * PTE markers are used to persist information onto PTEs that are mapped with - * file-backed memories. As its name "PTE" hints, it should only be applied to - * the leaves of pgtables. + * PTE markers are used to persist information onto PTEs that otherwise + * should be a none pte. As its name "PTE" hints, it should only be + * applied to the leaves of pgtables. */ -#ifdef CONFIG_PTE_MARKER #define SWP_PTE_MARKER_NUM 1 #define SWP_PTE_MARKER (MAX_SWAPFILES + SWP_HWPOISON_NUM + \ SWP_MIGRATION_NUM + SWP_DEVICE_NUM) -#else -#define SWP_PTE_MARKER_NUM 0 -#endif /* * Unaddressable device memory support. See include/linux/hmm.h and |