Lines Matching full:j
30 static void bch2_journal_buf_to_text(struct printbuf *out, struct journal *j, u64 seq) in bch2_journal_buf_to_text() argument
32 union journal_res_state s = READ_ONCE(j->reservations); in bch2_journal_buf_to_text()
34 struct journal_buf *buf = j->buf + i; in bch2_journal_buf_to_text()
60 static void bch2_journal_bufs_to_text(struct printbuf *out, struct journal *j) in bch2_journal_bufs_to_text() argument
65 for (u64 seq = journal_last_unwritten_seq(j); in bch2_journal_bufs_to_text()
66 seq <= journal_cur_seq(j); in bch2_journal_bufs_to_text()
68 bch2_journal_buf_to_text(out, j, seq); in bch2_journal_bufs_to_text()
71 static inline bool journal_seq_unwritten(struct journal *j, u64 seq) in journal_seq_unwritten() argument
73 return seq > j->seq_ondisk; in journal_seq_unwritten()
81 static inline unsigned nr_unwritten_journal_entries(struct journal *j) in nr_unwritten_journal_entries() argument
83 return atomic64_read(&j->seq) - j->seq_ondisk; in nr_unwritten_journal_entries()
86 static bool journal_entry_is_open(struct journal *j) in journal_entry_is_open() argument
88 return __journal_entry_is_open(j->reservations); in journal_entry_is_open()
92 journal_seq_to_buf(struct journal *j, u64 seq) in journal_seq_to_buf() argument
96 EBUG_ON(seq > journal_cur_seq(j)); in journal_seq_to_buf()
98 if (journal_seq_unwritten(j, seq)) { in journal_seq_to_buf()
99 buf = j->buf + (seq & JOURNAL_BUF_MASK); in journal_seq_to_buf()
128 journal_error_check_stuck(struct journal *j, int error, unsigned flags) in journal_error_check_stuck() argument
130 struct bch_fs *c = container_of(j, struct bch_fs, journal); in journal_error_check_stuck()
136 nr_unwritten_journal_entries(j) || in journal_error_check_stuck()
140 spin_lock(&j->lock); in journal_error_check_stuck()
142 if (j->can_discard) { in journal_error_check_stuck()
143 spin_unlock(&j->lock); in journal_error_check_stuck()
154 if (j->err_seq) { in journal_error_check_stuck()
155 spin_unlock(&j->lock); in journal_error_check_stuck()
158 j->err_seq = journal_cur_seq(j); in journal_error_check_stuck()
159 spin_unlock(&j->lock); in journal_error_check_stuck()
163 bch2_journal_debug_to_text(&buf, j); in journal_error_check_stuck()
167 bch2_journal_pins_to_text(&buf, j); in journal_error_check_stuck()
182 void bch2_journal_buf_put_final(struct journal *j, u64 seq, bool write) in bch2_journal_buf_put_final() argument
184 struct bch_fs *c = container_of(j, struct bch_fs, journal); in bch2_journal_buf_put_final()
186 lockdep_assert_held(&j->lock); in bch2_journal_buf_put_final()
188 if (__bch2_journal_pin_put(j, seq)) in bch2_journal_buf_put_final()
189 bch2_journal_reclaim_fast(j); in bch2_journal_buf_put_final()
191 closure_call(&j->io, bch2_journal_write, c->io_complete_wq, NULL); in bch2_journal_buf_put_final()
200 static void __journal_entry_close(struct journal *j, unsigned closed_val, bool trace) in __journal_entry_close() argument
202 struct bch_fs *c = container_of(j, struct bch_fs, journal); in __journal_entry_close()
203 struct journal_buf *buf = journal_cur_buf(j); in __journal_entry_close()
205 u64 v = atomic64_read(&j->reservations.counter); in __journal_entry_close()
211 lockdep_assert_held(&j->lock); in __journal_entry_close()
220 } while ((v = atomic64_cmpxchg(&j->reservations.counter, in __journal_entry_close()
265 buf->last_seq = journal_last_seq(j); in __journal_entry_close()
269 cancel_delayed_work(&j->write_work); in __journal_entry_close()
271 bch2_journal_space_available(j); in __journal_entry_close()
273 __bch2_journal_buf_put(j, old.idx, le64_to_cpu(buf->data->seq)); in __journal_entry_close()
276 void bch2_journal_halt(struct journal *j) in bch2_journal_halt() argument
278 spin_lock(&j->lock); in bch2_journal_halt()
279 __journal_entry_close(j, JOURNAL_ENTRY_ERROR_VAL, true); in bch2_journal_halt()
280 if (!j->err_seq) in bch2_journal_halt()
281 j->err_seq = journal_cur_seq(j); in bch2_journal_halt()
282 journal_wake(j); in bch2_journal_halt()
283 spin_unlock(&j->lock); in bch2_journal_halt()
286 static bool journal_entry_want_write(struct journal *j) in journal_entry_want_write() argument
288 bool ret = !journal_entry_is_open(j) || in journal_entry_want_write()
289 journal_cur_seq(j) == journal_last_unwritten_seq(j); in journal_entry_want_write()
293 __journal_entry_close(j, JOURNAL_ENTRY_CLOSED_VAL, true); in journal_entry_want_write()
294 else if (nr_unwritten_journal_entries(j)) { in journal_entry_want_write()
295 struct journal_buf *buf = journal_cur_buf(j); in journal_entry_want_write()
306 bool bch2_journal_entry_close(struct journal *j) in bch2_journal_entry_close() argument
310 spin_lock(&j->lock); in bch2_journal_entry_close()
311 ret = journal_entry_want_write(j); in bch2_journal_entry_close()
312 spin_unlock(&j->lock); in bch2_journal_entry_close()
321 static int journal_entry_open(struct journal *j) in journal_entry_open() argument
323 struct bch_fs *c = container_of(j, struct bch_fs, journal); in journal_entry_open()
324 struct journal_buf *buf = j->buf + in journal_entry_open()
325 ((journal_cur_seq(j) + 1) & JOURNAL_BUF_MASK); in journal_entry_open()
330 lockdep_assert_held(&j->lock); in journal_entry_open()
331 BUG_ON(journal_entry_is_open(j)); in journal_entry_open()
334 if (j->blocked) in journal_entry_open()
337 if (j->cur_entry_error) in journal_entry_open()
338 return j->cur_entry_error; in journal_entry_open()
340 if (bch2_journal_error(j)) in journal_entry_open()
343 if (!fifo_free(&j->pin)) in journal_entry_open()
346 if (nr_unwritten_journal_entries(j) == ARRAY_SIZE(j->buf)) in journal_entry_open()
349 BUG_ON(!j->cur_entry_sectors); in journal_entry_open()
352 (journal_cur_seq(j) == j->flushed_seq_ondisk in journal_entry_open()
354 : j->last_flush_write) + in journal_entry_open()
357 buf->u64s_reserved = j->entry_u64s_reserved; in journal_entry_open()
358 buf->disk_sectors = j->cur_entry_sectors; in journal_entry_open()
362 journal_entry_overhead(j); in journal_entry_open()
365 if (u64s <= (ssize_t) j->early_journal_entries.nr) in journal_entry_open()
368 if (fifo_empty(&j->pin) && j->reclaim_thread) in journal_entry_open()
369 wake_up_process(j->reclaim_thread); in journal_entry_open()
372 * The fifo_push() needs to happen at the same time as j->seq is in journal_entry_open()
375 atomic64_inc(&j->seq); in journal_entry_open()
376 journal_pin_list_init(fifo_push_ref(&j->pin), 1); in journal_entry_open()
378 BUG_ON(j->pin.back - 1 != atomic64_read(&j->seq)); in journal_entry_open()
380 BUG_ON(j->buf + (journal_cur_seq(j) & JOURNAL_BUF_MASK) != buf); in journal_entry_open()
390 buf->data->seq = cpu_to_le64(journal_cur_seq(j)); in journal_entry_open()
393 if (j->early_journal_entries.nr) { in journal_entry_open()
394 memcpy(buf->data->_data, j->early_journal_entries.data, in journal_entry_open()
395 j->early_journal_entries.nr * sizeof(u64)); in journal_entry_open()
396 le32_add_cpu(&buf->data->u64s, j->early_journal_entries.nr); in journal_entry_open()
402 j->cur_entry_u64s = u64s; in journal_entry_open()
404 v = atomic64_read(&j->reservations.counter); in journal_entry_open()
412 BUG_ON(new.idx != (journal_cur_seq(j) & JOURNAL_BUF_MASK)); in journal_entry_open()
418 } while ((v = atomic64_cmpxchg(&j->reservations.counter, in journal_entry_open()
422 &j->write_work, in journal_entry_open()
424 journal_wake(j); in journal_entry_open()
426 if (j->early_journal_entries.nr) in journal_entry_open()
427 darray_exit(&j->early_journal_entries); in journal_entry_open()
431 static bool journal_quiesced(struct journal *j) in journal_quiesced() argument
433 bool ret = atomic64_read(&j->seq) == j->seq_ondisk; in journal_quiesced()
436 bch2_journal_entry_close(j); in journal_quiesced()
440 static void journal_quiesce(struct journal *j) in journal_quiesce() argument
442 wait_event(j->wait, journal_quiesced(j)); in journal_quiesce()
447 struct journal *j = container_of(work, struct journal, write_work.work); in journal_write_work() local
448 struct bch_fs *c = container_of(j, struct bch_fs, journal); in journal_write_work()
451 spin_lock(&j->lock); in journal_write_work()
452 if (!__journal_entry_is_open(j->reservations)) in journal_write_work()
455 delta = journal_cur_buf(j)->expires - jiffies; in journal_write_work()
458 mod_delayed_work(c->io_complete_wq, &j->write_work, delta); in journal_write_work()
460 __journal_entry_close(j, JOURNAL_ENTRY_CLOSED_VAL, true); in journal_write_work()
462 spin_unlock(&j->lock); in journal_write_work()
465 static int __journal_res_get(struct journal *j, struct journal_res *res, in __journal_res_get() argument
468 struct bch_fs *c = container_of(j, struct bch_fs, journal); in __journal_res_get()
473 if (journal_res_get_fast(j, res, flags)) in __journal_res_get()
476 if (bch2_journal_error(j)) in __journal_res_get()
479 spin_lock(&j->lock); in __journal_res_get()
482 if (bch2_journal_error(j)) { in __journal_res_get()
483 spin_unlock(&j->lock); in __journal_res_get()
492 if (journal_res_get_fast(j, res, flags)) { in __journal_res_get()
493 spin_unlock(&j->lock); in __journal_res_get()
497 if ((flags & BCH_WATERMARK_MASK) < j->watermark) { in __journal_res_get()
511 buf = journal_cur_buf(j); in __journal_res_get()
512 if (journal_entry_is_open(j) && in __journal_res_get()
515 j->buf_size_want = max(j->buf_size_want, buf->buf_size << 1); in __journal_res_get()
517 __journal_entry_close(j, JOURNAL_ENTRY_CLOSED_VAL, false); in __journal_res_get()
518 ret = journal_entry_open(j); in __journal_res_get()
522 &j->max_in_flight_start, true); in __journal_res_get()
527 bch2_journal_bufs_to_text(&buf, j); in __journal_res_get()
534 can_discard = j->can_discard; in __journal_res_get()
535 spin_unlock(&j->lock); in __journal_res_get()
539 if (journal_error_check_stuck(j, ret, flags)) in __journal_res_get()
550 bch2_journal_do_discards(j); in __journal_res_get()
554 if (mutex_trylock(&j->reclaim_lock)) { in __journal_res_get()
555 bch2_journal_reclaim(j); in __journal_res_get()
556 mutex_unlock(&j->reclaim_lock); in __journal_res_get()
575 int bch2_journal_res_get_slowpath(struct journal *j, struct journal_res *res, in bch2_journal_res_get_slowpath() argument
580 closure_wait_event(&j->async_wait, in bch2_journal_res_get_slowpath()
581 (ret = __journal_res_get(j, res, flags)) != -BCH_ERR_journal_res_get_blocked || in bch2_journal_res_get_slowpath()
588 void bch2_journal_entry_res_resize(struct journal *j, in bch2_journal_entry_res_resize() argument
595 spin_lock(&j->lock); in bch2_journal_entry_res_resize()
597 j->entry_u64s_reserved += d; in bch2_journal_entry_res_resize()
601 j->cur_entry_u64s = max_t(int, 0, j->cur_entry_u64s - d); in bch2_journal_entry_res_resize()
603 state = READ_ONCE(j->reservations); in bch2_journal_entry_res_resize()
606 state.cur_entry_offset > j->cur_entry_u64s) { in bch2_journal_entry_res_resize()
607 j->cur_entry_u64s += d; in bch2_journal_entry_res_resize()
611 __journal_entry_close(j, JOURNAL_ENTRY_CLOSED_VAL, true); in bch2_journal_entry_res_resize()
613 journal_cur_buf(j)->u64s_reserved += d; in bch2_journal_entry_res_resize()
616 spin_unlock(&j->lock); in bch2_journal_entry_res_resize()
624 * @j: journal object
633 int bch2_journal_flush_seq_async(struct journal *j, u64 seq, in bch2_journal_flush_seq_async() argument
639 if (seq <= j->flushed_seq_ondisk) in bch2_journal_flush_seq_async()
642 spin_lock(&j->lock); in bch2_journal_flush_seq_async()
644 if (WARN_ONCE(seq > journal_cur_seq(j), in bch2_journal_flush_seq_async()
646 seq, journal_cur_seq(j))) in bch2_journal_flush_seq_async()
650 if (j->err_seq && seq >= j->err_seq) { in bch2_journal_flush_seq_async()
655 if (seq <= j->flushed_seq_ondisk) { in bch2_journal_flush_seq_async()
661 seq = max(seq, journal_last_unwritten_seq(j)); in bch2_journal_flush_seq_async()
664 if (seq > journal_cur_seq(j)) { in bch2_journal_flush_seq_async()
667 if (journal_entry_is_open(j)) in bch2_journal_flush_seq_async()
668 __journal_entry_close(j, JOURNAL_ENTRY_CLOSED_VAL, true); in bch2_journal_flush_seq_async()
670 spin_unlock(&j->lock); in bch2_journal_flush_seq_async()
672 ret = bch2_journal_res_get(j, &res, jset_u64s(0), 0); in bch2_journal_flush_seq_async()
677 buf = j->buf + (seq & JOURNAL_BUF_MASK); in bch2_journal_flush_seq_async()
688 bch2_journal_res_put(j, &res); in bch2_journal_flush_seq_async()
690 spin_lock(&j->lock); in bch2_journal_flush_seq_async()
698 buf = journal_seq_to_buf(j, seq); in bch2_journal_flush_seq_async()
709 if (seq == journal_cur_seq(j)) in bch2_journal_flush_seq_async()
710 journal_entry_want_write(j); in bch2_journal_flush_seq_async()
712 spin_unlock(&j->lock); in bch2_journal_flush_seq_async()
716 int bch2_journal_flush_seq(struct journal *j, u64 seq) in bch2_journal_flush_seq() argument
724 if (seq <= j->flushed_seq_ondisk) in bch2_journal_flush_seq()
727 ret = wait_event_interruptible(j->wait, (ret2 = bch2_journal_flush_seq_async(j, seq, NULL))); in bch2_journal_flush_seq()
730 bch2_time_stats_update(j->flush_seq_time, start_time); in bch2_journal_flush_seq()
739 void bch2_journal_flush_async(struct journal *j, struct closure *parent) in bch2_journal_flush_async() argument
741 bch2_journal_flush_seq_async(j, atomic64_read(&j->seq), parent); in bch2_journal_flush_async()
744 int bch2_journal_flush(struct journal *j) in bch2_journal_flush() argument
746 return bch2_journal_flush_seq(j, atomic64_read(&j->seq)); in bch2_journal_flush()
753 bool bch2_journal_noflush_seq(struct journal *j, u64 seq) in bch2_journal_noflush_seq() argument
755 struct bch_fs *c = container_of(j, struct bch_fs, journal); in bch2_journal_noflush_seq()
765 spin_lock(&j->lock); in bch2_journal_noflush_seq()
769 for (unwritten_seq = journal_last_unwritten_seq(j); in bch2_journal_noflush_seq()
772 struct journal_buf *buf = journal_seq_to_buf(j, unwritten_seq); in bch2_journal_noflush_seq()
775 if (unwritten_seq == journal_last_unwritten_seq(j) && !buf->noflush) in bch2_journal_noflush_seq()
783 spin_unlock(&j->lock); in bch2_journal_noflush_seq()
787 int bch2_journal_meta(struct journal *j) in bch2_journal_meta() argument
795 ret = bch2_journal_res_get(j, &res, jset_u64s(0), 0); in bch2_journal_meta()
799 buf = j->buf + (res.seq & JOURNAL_BUF_MASK); in bch2_journal_meta()
807 bch2_journal_res_put(j, &res); in bch2_journal_meta()
809 return bch2_journal_flush_seq(j, res.seq); in bch2_journal_meta()
814 void bch2_journal_unblock(struct journal *j) in bch2_journal_unblock() argument
816 spin_lock(&j->lock); in bch2_journal_unblock()
817 j->blocked--; in bch2_journal_unblock()
818 spin_unlock(&j->lock); in bch2_journal_unblock()
820 journal_wake(j); in bch2_journal_unblock()
823 void bch2_journal_block(struct journal *j) in bch2_journal_block() argument
825 spin_lock(&j->lock); in bch2_journal_block()
826 j->blocked++; in bch2_journal_block()
827 spin_unlock(&j->lock); in bch2_journal_block()
829 journal_quiesce(j); in bch2_journal_block()
832 static struct journal_buf *__bch2_next_write_buffer_flush_journal_buf(struct journal *j, u64 max_se… in __bch2_next_write_buffer_flush_journal_buf() argument
836 mutex_lock(&j->buf_lock); in __bch2_next_write_buffer_flush_journal_buf()
837 spin_lock(&j->lock); in __bch2_next_write_buffer_flush_journal_buf()
838 max_seq = min(max_seq, journal_cur_seq(j)); in __bch2_next_write_buffer_flush_journal_buf()
840 for (u64 seq = journal_last_unwritten_seq(j); in __bch2_next_write_buffer_flush_journal_buf()
844 struct journal_buf *buf = j->buf + idx; in __bch2_next_write_buffer_flush_journal_buf()
847 if (seq == journal_cur_seq(j)) in __bch2_next_write_buffer_flush_journal_buf()
848 __journal_entry_close(j, JOURNAL_ENTRY_CLOSED_VAL, true); in __bch2_next_write_buffer_flush_journal_buf()
851 s.v = atomic64_read_acquire(&j->reservations.counter); in __bch2_next_write_buffer_flush_journal_buf()
860 spin_unlock(&j->lock); in __bch2_next_write_buffer_flush_journal_buf()
862 mutex_unlock(&j->buf_lock); in __bch2_next_write_buffer_flush_journal_buf()
866 struct journal_buf *bch2_next_write_buffer_flush_journal_buf(struct journal *j, u64 max_seq) in bch2_next_write_buffer_flush_journal_buf() argument
870 …wait_event(j->wait, (ret = __bch2_next_write_buffer_flush_journal_buf(j, max_seq)) != ERR_PTR(-EAG… in bch2_next_write_buffer_flush_journal_buf()
1107 static bool bch2_journal_writing_to_device(struct journal *j, unsigned dev_idx) in bch2_journal_writing_to_device() argument
1112 spin_lock(&j->lock); in bch2_journal_writing_to_device()
1113 for (seq = journal_last_unwritten_seq(j); in bch2_journal_writing_to_device()
1114 seq <= journal_cur_seq(j) && !ret; in bch2_journal_writing_to_device()
1116 struct journal_buf *buf = journal_seq_to_buf(j, seq); in bch2_journal_writing_to_device()
1121 spin_unlock(&j->lock); in bch2_journal_writing_to_device()
1126 void bch2_dev_journal_stop(struct journal *j, struct bch_dev *ca) in bch2_dev_journal_stop() argument
1128 wait_event(j->wait, !bch2_journal_writing_to_device(j, ca->dev_idx)); in bch2_dev_journal_stop()
1131 void bch2_fs_journal_stop(struct journal *j) in bch2_fs_journal_stop() argument
1133 bch2_journal_reclaim_stop(j); in bch2_fs_journal_stop()
1134 bch2_journal_flush_all_pins(j); in bch2_fs_journal_stop()
1136 wait_event(j->wait, bch2_journal_entry_close(j)); in bch2_fs_journal_stop()
1142 bch2_journal_meta(j); in bch2_fs_journal_stop()
1144 journal_quiesce(j); in bch2_fs_journal_stop()
1146 BUG_ON(!bch2_journal_error(j) && in bch2_fs_journal_stop()
1147 test_bit(JOURNAL_REPLAY_DONE, &j->flags) && in bch2_fs_journal_stop()
1148 j->last_empty_seq != journal_cur_seq(j)); in bch2_fs_journal_stop()
1150 cancel_delayed_work_sync(&j->write_work); in bch2_fs_journal_stop()
1153 int bch2_fs_journal_start(struct journal *j, u64 cur_seq) in bch2_fs_journal_start() argument
1155 struct bch_fs *c = container_of(j, struct bch_fs, journal); in bch2_fs_journal_start()
1169 last_seq = le64_to_cpu(i->j.last_seq); in bch2_fs_journal_start()
1175 if (nr + 1 > j->pin.size) { in bch2_fs_journal_start()
1176 free_fifo(&j->pin); in bch2_fs_journal_start()
1177 init_fifo(&j->pin, roundup_pow_of_two(nr + 1), GFP_KERNEL); in bch2_fs_journal_start()
1178 if (!j->pin.data) { in bch2_fs_journal_start()
1184 j->replay_journal_seq = last_seq; in bch2_fs_journal_start()
1185 j->replay_journal_seq_end = cur_seq; in bch2_fs_journal_start()
1186 j->last_seq_ondisk = last_seq; in bch2_fs_journal_start()
1187 j->flushed_seq_ondisk = cur_seq - 1; in bch2_fs_journal_start()
1188 j->seq_ondisk = cur_seq - 1; in bch2_fs_journal_start()
1189 j->pin.front = last_seq; in bch2_fs_journal_start()
1190 j->pin.back = cur_seq; in bch2_fs_journal_start()
1191 atomic64_set(&j->seq, cur_seq - 1); in bch2_fs_journal_start()
1193 fifo_for_each_entry_ptr(p, &j->pin, seq) in bch2_fs_journal_start()
1202 seq = le64_to_cpu(i->j.seq); in bch2_fs_journal_start()
1208 if (journal_entry_empty(&i->j)) in bch2_fs_journal_start()
1209 j->last_empty_seq = le64_to_cpu(i->j.seq); in bch2_fs_journal_start()
1211 p = journal_seq_pin(j, seq); in bch2_fs_journal_start()
1221 j->last_empty_seq = cur_seq; in bch2_fs_journal_start()
1223 spin_lock(&j->lock); in bch2_fs_journal_start()
1225 set_bit(JOURNAL_STARTED, &j->flags); in bch2_fs_journal_start()
1226 j->last_flush_write = jiffies; in bch2_fs_journal_start()
1228 j->reservations.idx = j->reservations.unwritten_idx = journal_cur_seq(j); in bch2_fs_journal_start()
1229 j->reservations.unwritten_idx++; in bch2_fs_journal_start()
1231 c->last_bucket_seq_cleanup = journal_cur_seq(j); in bch2_fs_journal_start()
1233 bch2_journal_space_available(j); in bch2_fs_journal_start()
1234 spin_unlock(&j->lock); in bch2_fs_journal_start()
1236 return bch2_journal_reclaim_start(j); in bch2_fs_journal_start()
1290 unsigned j, dst = 0; in bch2_dev_journal_init() local
1293 for (j = 0; j < le64_to_cpu(journal_buckets_v2->d[i].nr); j++) in bch2_dev_journal_init()
1295 le64_to_cpu(journal_buckets_v2->d[i].start) + j; in bch2_dev_journal_init()
1304 void bch2_fs_journal_exit(struct journal *j) in bch2_fs_journal_exit() argument
1308 darray_exit(&j->early_journal_entries); in bch2_fs_journal_exit()
1310 for (i = 0; i < ARRAY_SIZE(j->buf); i++) in bch2_fs_journal_exit()
1311 kvpfree(j->buf[i].data, j->buf[i].buf_size); in bch2_fs_journal_exit()
1312 free_fifo(&j->pin); in bch2_fs_journal_exit()
1315 int bch2_fs_journal_init(struct journal *j) in bch2_fs_journal_init() argument
1320 mutex_init(&j->buf_lock); in bch2_fs_journal_init()
1321 spin_lock_init(&j->lock); in bch2_fs_journal_init()
1322 spin_lock_init(&j->err_lock); in bch2_fs_journal_init()
1323 init_waitqueue_head(&j->wait); in bch2_fs_journal_init()
1324 INIT_DELAYED_WORK(&j->write_work, journal_write_work); in bch2_fs_journal_init()
1325 init_waitqueue_head(&j->reclaim_wait); in bch2_fs_journal_init()
1326 init_waitqueue_head(&j->pin_flush_wait); in bch2_fs_journal_init()
1327 mutex_init(&j->reclaim_lock); in bch2_fs_journal_init()
1328 mutex_init(&j->discard_lock); in bch2_fs_journal_init()
1330 lockdep_init_map(&j->res_map, "journal res", &res_key, 0); in bch2_fs_journal_init()
1332 atomic64_set(&j->reservations.counter, in bch2_fs_journal_init()
1336 if (!(init_fifo(&j->pin, JOURNAL_PIN, GFP_KERNEL))) in bch2_fs_journal_init()
1339 for (i = 0; i < ARRAY_SIZE(j->buf); i++) { in bch2_fs_journal_init()
1340 j->buf[i].buf_size = JOURNAL_ENTRY_SIZE_MIN; in bch2_fs_journal_init()
1341 j->buf[i].data = kvpmalloc(j->buf[i].buf_size, GFP_KERNEL); in bch2_fs_journal_init()
1342 if (!j->buf[i].data) in bch2_fs_journal_init()
1346 j->pin.front = j->pin.back = 1; in bch2_fs_journal_init()
1352 void __bch2_journal_debug_to_text(struct printbuf *out, struct journal *j) in __bch2_journal_debug_to_text() argument
1354 struct bch_fs *c = container_of(j, struct bch_fs, journal); in __bch2_journal_debug_to_text()
1357 u64 nr_writes = j->nr_flush_writes + j->nr_noflush_writes; in __bch2_journal_debug_to_text()
1364 s = READ_ONCE(j->reservations); in __bch2_journal_debug_to_text()
1366 prt_printf(out, "dirty journal entries:\t%llu/%llu\n", fifo_used(&j->pin), j->pin.size); in __bch2_journal_debug_to_text()
1367 prt_printf(out, "seq:\t\t\t%llu\n", journal_cur_seq(j)); in __bch2_journal_debug_to_text()
1368 prt_printf(out, "seq_ondisk:\t\t%llu\n", j->seq_ondisk); in __bch2_journal_debug_to_text()
1369 prt_printf(out, "last_seq:\t\t%llu\n", journal_last_seq(j)); in __bch2_journal_debug_to_text()
1370 prt_printf(out, "last_seq_ondisk:\t%llu\n", j->last_seq_ondisk); in __bch2_journal_debug_to_text()
1371 prt_printf(out, "flushed_seq_ondisk:\t%llu\n", j->flushed_seq_ondisk); in __bch2_journal_debug_to_text()
1372 prt_printf(out, "watermark:\t\t%s\n", bch2_watermarks[j->watermark]); in __bch2_journal_debug_to_text()
1373 prt_printf(out, "each entry reserved:\t%u\n", j->entry_u64s_reserved); in __bch2_journal_debug_to_text()
1374 prt_printf(out, "nr flush writes:\t%llu\n", j->nr_flush_writes); in __bch2_journal_debug_to_text()
1375 prt_printf(out, "nr noflush writes:\t%llu\n", j->nr_noflush_writes); in __bch2_journal_debug_to_text()
1377 prt_human_readable_u64(out, nr_writes ? div64_u64(j->entry_bytes_written, nr_writes) : 0); in __bch2_journal_debug_to_text()
1379 prt_printf(out, "nr direct reclaim:\t%llu\n", j->nr_direct_reclaim); in __bch2_journal_debug_to_text()
1380 prt_printf(out, "nr background reclaim:\t%llu\n", j->nr_background_reclaim); in __bch2_journal_debug_to_text()
1381 prt_printf(out, "reclaim kicked:\t\t%u\n", j->reclaim_kicked); in __bch2_journal_debug_to_text()
1382 prt_printf(out, "reclaim runs in:\t%u ms\n", time_after(j->next_reclaim, now) in __bch2_journal_debug_to_text()
1383 ? jiffies_to_msecs(j->next_reclaim - jiffies) : 0); in __bch2_journal_debug_to_text()
1384 prt_printf(out, "current entry sectors:\t%u\n", j->cur_entry_sectors); in __bch2_journal_debug_to_text()
1385 prt_printf(out, "current entry error:\t%s\n", bch2_journal_errors[j->cur_entry_error]); in __bch2_journal_debug_to_text()
1396 prt_printf(out, "%u/%u", s.cur_entry_offset, j->cur_entry_u64s); in __bch2_journal_debug_to_text()
1403 bch2_journal_bufs_to_text(out, j); in __bch2_journal_debug_to_text()
1407 test_bit(JOURNAL_REPLAY_DONE, &j->flags)); in __bch2_journal_debug_to_text()
1411 j->space[journal_space_discarded].next_entry, in __bch2_journal_debug_to_text()
1412 j->space[journal_space_discarded].total); in __bch2_journal_debug_to_text()
1414 j->space[journal_space_clean_ondisk].next_entry, in __bch2_journal_debug_to_text()
1415 j->space[journal_space_clean_ondisk].total); in __bch2_journal_debug_to_text()
1417 j->space[journal_space_clean].next_entry, in __bch2_journal_debug_to_text()
1418 j->space[journal_space_clean].total); in __bch2_journal_debug_to_text()
1420 j->space[journal_space_total].next_entry, in __bch2_journal_debug_to_text()
1421 j->space[journal_space_total].total); in __bch2_journal_debug_to_text()
1435 …prt_printf(out, "\tavailable\t%u:%u\n", bch2_journal_dev_buckets_available(j, ja, journal_space_di… in __bch2_journal_debug_to_text()
1447 void bch2_journal_debug_to_text(struct printbuf *out, struct journal *j) in bch2_journal_debug_to_text() argument
1449 spin_lock(&j->lock); in bch2_journal_debug_to_text()
1450 __bch2_journal_debug_to_text(out, j); in bch2_journal_debug_to_text()
1451 spin_unlock(&j->lock); in bch2_journal_debug_to_text()
1454 bool bch2_journal_seq_pins_to_text(struct printbuf *out, struct journal *j, u64 *seq) in bch2_journal_seq_pins_to_text() argument
1460 spin_lock(&j->lock); in bch2_journal_seq_pins_to_text()
1461 *seq = max(*seq, j->pin.front); in bch2_journal_seq_pins_to_text()
1463 if (*seq >= j->pin.back) { in bch2_journal_seq_pins_to_text()
1464 spin_unlock(&j->lock); in bch2_journal_seq_pins_to_text()
1470 pin_list = journal_seq_pin(j, *seq); in bch2_journal_seq_pins_to_text()
1495 spin_unlock(&j->lock); in bch2_journal_seq_pins_to_text()
1500 void bch2_journal_pins_to_text(struct printbuf *out, struct journal *j) in bch2_journal_pins_to_text() argument
1504 while (!bch2_journal_seq_pins_to_text(out, j, &seq)) in bch2_journal_pins_to_text()