diff options
Diffstat (limited to 'include/linux/folio_queue.h')
| -rw-r--r-- | include/linux/folio_queue.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/folio_queue.h b/include/linux/folio_queue.h index 52773613bf23..955680c3bb5f 100644 --- a/include/linux/folio_queue.h +++ b/include/linux/folio_queue.h @@ -27,6 +27,7 @@ struct folio_queue { struct folio_queue *prev; /* Previous queue segment of NULL */ unsigned long marks; /* 1-bit mark per folio */ unsigned long marks2; /* Second 1-bit mark per folio */ + unsigned long marks3; /* Third 1-bit mark per folio */ #if PAGEVEC_SIZE > BITS_PER_LONG #error marks is not big enough #endif @@ -39,6 +40,7 @@ static inline void folioq_init(struct folio_queue *folioq) folioq->prev = NULL; folioq->marks = 0; folioq->marks2 = 0; + folioq->marks3 = 0; } static inline unsigned int folioq_nr_slots(const struct folio_queue *folioq) @@ -87,6 +89,21 @@ static inline void folioq_unmark2(struct folio_queue *folioq, unsigned int slot) clear_bit(slot, &folioq->marks2); } +static inline bool folioq_is_marked3(const struct folio_queue *folioq, unsigned int slot) +{ + return test_bit(slot, &folioq->marks3); +} + +static inline void folioq_mark3(struct folio_queue *folioq, unsigned int slot) +{ + set_bit(slot, &folioq->marks3); +} + +static inline void folioq_unmark3(struct folio_queue *folioq, unsigned int slot) +{ + clear_bit(slot, &folioq->marks3); +} + static inline unsigned int __folio_order(struct folio *folio) { if (!folio_test_large(folio)) @@ -133,6 +150,7 @@ static inline void folioq_clear(struct folio_queue *folioq, unsigned int slot) folioq->vec.folios[slot] = NULL; folioq_unmark(folioq, slot); folioq_unmark2(folioq, slot); + folioq_unmark3(folioq, slot); } #endif /* _LINUX_FOLIO_QUEUE_H */ |