Lines Matching refs:journal
49 void __jbd2_log_wait_for_space(journal_t *journal) in __jbd2_log_wait_for_space() argument
50 __acquires(&journal->j_state_lock) in __jbd2_log_wait_for_space()
51 __releases(&journal->j_state_lock) in __jbd2_log_wait_for_space()
56 nblocks = journal->j_max_transaction_buffers; in __jbd2_log_wait_for_space()
57 while (jbd2_log_space_left(journal) < nblocks) { in __jbd2_log_wait_for_space()
58 write_unlock(&journal->j_state_lock); in __jbd2_log_wait_for_space()
59 mutex_lock_io(&journal->j_checkpoint_mutex); in __jbd2_log_wait_for_space()
72 write_lock(&journal->j_state_lock); in __jbd2_log_wait_for_space()
73 if (journal->j_flags & JBD2_ABORT) { in __jbd2_log_wait_for_space()
74 mutex_unlock(&journal->j_checkpoint_mutex); in __jbd2_log_wait_for_space()
77 spin_lock(&journal->j_list_lock); in __jbd2_log_wait_for_space()
78 space_left = jbd2_log_space_left(journal); in __jbd2_log_wait_for_space()
80 int chkpt = journal->j_checkpoint_transactions != NULL; in __jbd2_log_wait_for_space()
83 if (journal->j_committing_transaction) in __jbd2_log_wait_for_space()
84 tid = journal->j_committing_transaction->t_tid; in __jbd2_log_wait_for_space()
85 spin_unlock(&journal->j_list_lock); in __jbd2_log_wait_for_space()
86 write_unlock(&journal->j_state_lock); in __jbd2_log_wait_for_space()
88 jbd2_log_do_checkpoint(journal); in __jbd2_log_wait_for_space()
89 } else if (jbd2_cleanup_journal_tail(journal) == 0) { in __jbd2_log_wait_for_space()
98 mutex_unlock(&journal->j_checkpoint_mutex); in __jbd2_log_wait_for_space()
99 jbd2_log_wait_commit(journal, tid); in __jbd2_log_wait_for_space()
100 write_lock(&journal->j_state_lock); in __jbd2_log_wait_for_space()
108 journal->j_devname); in __jbd2_log_wait_for_space()
110 jbd2_journal_abort(journal, -EIO); in __jbd2_log_wait_for_space()
112 write_lock(&journal->j_state_lock); in __jbd2_log_wait_for_space()
114 spin_unlock(&journal->j_list_lock); in __jbd2_log_wait_for_space()
116 mutex_unlock(&journal->j_checkpoint_mutex); in __jbd2_log_wait_for_space()
121 __flush_batch(journal_t *journal, int *batch_count) in __flush_batch() argument
128 write_dirty_buffer(journal->j_chkpt_bhs[i], REQ_SYNC); in __flush_batch()
132 struct buffer_head *bh = journal->j_chkpt_bhs[i]; in __flush_batch()
135 journal->j_chkpt_bhs[i] = NULL; in __flush_batch()
148 int jbd2_log_do_checkpoint(journal_t *journal) in jbd2_log_do_checkpoint() argument
163 result = jbd2_cleanup_journal_tail(journal); in jbd2_log_do_checkpoint()
164 trace_jbd2_checkpoint(journal, result); in jbd2_log_do_checkpoint()
173 spin_lock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
174 if (!journal->j_checkpoint_transactions) in jbd2_log_do_checkpoint()
176 transaction = journal->j_checkpoint_transactions; in jbd2_log_do_checkpoint()
186 if (journal->j_checkpoint_transactions != transaction || in jbd2_log_do_checkpoint()
200 spin_unlock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
201 if (unlikely(journal->j_flags & JBD2_UNMOUNT)) in jbd2_log_do_checkpoint()
210 journal->j_devname, (unsigned long long) bh->b_blocknr); in jbd2_log_do_checkpoint()
213 __flush_batch(journal, &batch_count); in jbd2_log_do_checkpoint()
214 jbd2_log_start_commit(journal, tid); in jbd2_log_do_checkpoint()
223 mutex_unlock(&journal->j_checkpoint_mutex); in jbd2_log_do_checkpoint()
224 jbd2_log_wait_commit(journal, tid); in jbd2_log_do_checkpoint()
225 mutex_lock_io(&journal->j_checkpoint_mutex); in jbd2_log_do_checkpoint()
226 spin_lock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
237 spin_unlock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
265 journal->j_chkpt_bhs[batch_count++] = bh; in jbd2_log_do_checkpoint()
271 need_resched() || spin_needbreak(&journal->j_list_lock) || in jbd2_log_do_checkpoint()
272 jh2bh(transaction->t_checkpoint_list) == journal->j_chkpt_bhs[0]) in jbd2_log_do_checkpoint()
278 spin_unlock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
281 __flush_batch(journal, &batch_count); in jbd2_log_do_checkpoint()
282 spin_lock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
287 spin_unlock(&journal->j_list_lock); in jbd2_log_do_checkpoint()
288 result = jbd2_cleanup_journal_tail(journal); in jbd2_log_do_checkpoint()
311 int jbd2_cleanup_journal_tail(journal_t *journal) in jbd2_cleanup_journal_tail() argument
316 if (is_journal_aborted(journal)) in jbd2_cleanup_journal_tail()
319 if (!jbd2_journal_get_log_tail(journal, &first_tid, &blocknr)) in jbd2_cleanup_journal_tail()
331 if (journal->j_flags & JBD2_BARRIER) in jbd2_cleanup_journal_tail()
332 blkdev_issue_flush(journal->j_fs_dev); in jbd2_cleanup_journal_tail()
334 return __jbd2_update_log_tail(journal, first_tid, blocknr); in jbd2_cleanup_journal_tail()
403 unsigned long jbd2_journal_shrink_checkpoint_list(journal_t *journal, in jbd2_journal_shrink_checkpoint_list() argument
414 spin_lock(&journal->j_list_lock); in jbd2_journal_shrink_checkpoint_list()
415 if (!journal->j_checkpoint_transactions) { in jbd2_journal_shrink_checkpoint_list()
416 spin_unlock(&journal->j_list_lock); in jbd2_journal_shrink_checkpoint_list()
426 if (journal->j_shrink_transaction) in jbd2_journal_shrink_checkpoint_list()
427 transaction = journal->j_shrink_transaction; in jbd2_journal_shrink_checkpoint_list()
429 transaction = journal->j_checkpoint_transactions; in jbd2_journal_shrink_checkpoint_list()
433 last_transaction = journal->j_checkpoint_transactions->t_cpprev; in jbd2_journal_shrink_checkpoint_list()
447 if (need_resched() || spin_needbreak(&journal->j_list_lock)) in jbd2_journal_shrink_checkpoint_list()
452 journal->j_shrink_transaction = next_transaction; in jbd2_journal_shrink_checkpoint_list()
455 journal->j_shrink_transaction = NULL; in jbd2_journal_shrink_checkpoint_list()
459 spin_unlock(&journal->j_list_lock); in jbd2_journal_shrink_checkpoint_list()
465 trace_jbd2_shrink_checkpoint_list(journal, first_tid, tid, last_tid, in jbd2_journal_shrink_checkpoint_list()
479 void __jbd2_journal_clean_checkpoint_list(journal_t *journal, bool destroy) in __jbd2_journal_clean_checkpoint_list() argument
485 transaction = journal->j_checkpoint_transactions; in __jbd2_journal_clean_checkpoint_list()
518 void jbd2_journal_destroy_checkpoint(journal_t *journal) in jbd2_journal_destroy_checkpoint() argument
525 spin_lock(&journal->j_list_lock); in jbd2_journal_destroy_checkpoint()
526 if (!journal->j_checkpoint_transactions) { in jbd2_journal_destroy_checkpoint()
527 spin_unlock(&journal->j_list_lock); in jbd2_journal_destroy_checkpoint()
530 __jbd2_journal_clean_checkpoint_list(journal, true); in jbd2_journal_destroy_checkpoint()
531 spin_unlock(&journal->j_list_lock); in jbd2_journal_destroy_checkpoint()
558 journal_t *journal; in __jbd2_journal_remove_checkpoint() local
568 journal = transaction->t_journal; in __jbd2_journal_remove_checkpoint()
580 set_bit(JBD2_CHECKPOINT_IO_ERROR, &journal->j_atomic_flags); in __jbd2_journal_remove_checkpoint()
584 percpu_counter_dec(&journal->j_checkpoint_jh_count); in __jbd2_journal_remove_checkpoint()
611 trace_jbd2_checkpoint_stats(journal->j_fs_dev->bd_dev, in __jbd2_journal_remove_checkpoint()
614 __jbd2_journal_drop_transaction(journal, transaction); in __jbd2_journal_remove_checkpoint()
690 void __jbd2_journal_drop_transaction(journal_t *journal, transaction_t *transaction) in __jbd2_journal_drop_transaction() argument
692 assert_spin_locked(&journal->j_list_lock); in __jbd2_journal_drop_transaction()
694 journal->j_shrink_transaction = NULL; in __jbd2_journal_drop_transaction()
698 if (journal->j_checkpoint_transactions == transaction) in __jbd2_journal_drop_transaction()
699 journal->j_checkpoint_transactions = in __jbd2_journal_drop_transaction()
701 if (journal->j_checkpoint_transactions == transaction) in __jbd2_journal_drop_transaction()
702 journal->j_checkpoint_transactions = NULL; in __jbd2_journal_drop_transaction()
711 J_ASSERT(journal->j_committing_transaction != transaction); in __jbd2_journal_drop_transaction()
712 J_ASSERT(journal->j_running_transaction != transaction); in __jbd2_journal_drop_transaction()
714 trace_jbd2_drop_transaction(journal, transaction); in __jbd2_journal_drop_transaction()