diff options
Diffstat (limited to 'fs/btrfs/transaction.c')
-rw-r--r-- | fs/btrfs/transaction.c | 59 |
1 files changed, 26 insertions, 33 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index a23fedde1ba1..0e0508f488b2 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -577,7 +577,7 @@ again: if (cur_trans->state >= TRANS_STATE_BLOCKED && may_wait_transaction(fs_info, type)) { current->journal_info = h; - btrfs_commit_transaction(h, root); + btrfs_commit_transaction(h); goto again; } @@ -637,7 +637,7 @@ struct btrfs_trans_handle *btrfs_start_transaction_fallback_global_rsv( ret = btrfs_cond_migrate_bytes(fs_info, &fs_info->trans_block_rsv, num_bytes, min_factor); if (ret) { - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); return ERR_PTR(ret); } @@ -795,11 +795,10 @@ static int should_end_transaction(struct btrfs_trans_handle *trans) return !!btrfs_block_rsv_check(&fs_info->global_block_rsv, 5); } -int btrfs_should_end_transaction(struct btrfs_trans_handle *trans, - struct btrfs_root *root) +int btrfs_should_end_transaction(struct btrfs_trans_handle *trans) { - struct btrfs_fs_info *fs_info = root->fs_info; struct btrfs_transaction *cur_trans = trans->transaction; + struct btrfs_fs_info *fs_info = trans->fs_info; int updates; int err; @@ -820,10 +819,10 @@ int btrfs_should_end_transaction(struct btrfs_trans_handle *trans, } static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, - struct btrfs_root *root, int throttle) + int throttle) { + struct btrfs_fs_info *info = trans->fs_info; struct btrfs_transaction *cur_trans = trans->transaction; - struct btrfs_fs_info *info = root->fs_info; u64 transid = trans->transid; unsigned long cur = trans->delayed_ref_updates; int lock = (trans->type != TRANS_JOIN_NOLOCK); @@ -876,7 +875,7 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, if (lock && ACCESS_ONCE(cur_trans->state) == TRANS_STATE_BLOCKED) { if (throttle) - return btrfs_commit_transaction(trans, root); + return btrfs_commit_transaction(trans); else wake_up_process(info->transaction_kthread); } @@ -918,16 +917,14 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, return err; } -int btrfs_end_transaction(struct btrfs_trans_handle *trans, - struct btrfs_root *root) +int btrfs_end_transaction(struct btrfs_trans_handle *trans) { - return __btrfs_end_transaction(trans, root, 0); + return __btrfs_end_transaction(trans, 0); } -int btrfs_end_transaction_throttle(struct btrfs_trans_handle *trans, - struct btrfs_root *root) +int btrfs_end_transaction_throttle(struct btrfs_trans_handle *trans) { - return __btrfs_end_transaction(trans, root, 1); + return __btrfs_end_transaction(trans, 1); } /* @@ -1319,7 +1316,7 @@ int btrfs_defrag_root(struct btrfs_root *root) ret = btrfs_defrag_leaves(trans, root); - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); btrfs_btree_balance_dirty(info); cond_resched(); @@ -1794,7 +1791,6 @@ static void wait_current_trans_commit_start_and_unblock( */ struct btrfs_async_commit { struct btrfs_trans_handle *newtrans; - struct btrfs_root *root; struct work_struct work; }; @@ -1808,19 +1804,18 @@ static void do_async_commit(struct work_struct *work) * Tell lockdep about it. */ if (ac->newtrans->type & __TRANS_FREEZABLE) - __sb_writers_acquired(ac->root->fs_info->sb, SB_FREEZE_FS); + __sb_writers_acquired(ac->newtrans->fs_info->sb, SB_FREEZE_FS); current->journal_info = ac->newtrans; - btrfs_commit_transaction(ac->newtrans, ac->root); + btrfs_commit_transaction(ac->newtrans); kfree(ac); } int btrfs_commit_transaction_async(struct btrfs_trans_handle *trans, - struct btrfs_root *root, int wait_for_unblock) { - struct btrfs_fs_info *fs_info = root->fs_info; + struct btrfs_fs_info *fs_info = trans->fs_info; struct btrfs_async_commit *ac; struct btrfs_transaction *cur_trans; @@ -1829,8 +1824,7 @@ int btrfs_commit_transaction_async(struct btrfs_trans_handle *trans, return -ENOMEM; INIT_WORK(&ac->work, do_async_commit); - ac->root = root; - ac->newtrans = btrfs_join_transaction(root); + ac->newtrans = btrfs_join_transaction(trans->root); if (IS_ERR(ac->newtrans)) { int err = PTR_ERR(ac->newtrans); kfree(ac); @@ -1841,7 +1835,7 @@ int btrfs_commit_transaction_async(struct btrfs_trans_handle *trans, cur_trans = trans->transaction; atomic_inc(&cur_trans->use_count); - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); /* * Tell lockdep we've released the freeze rwsem, since the @@ -1938,10 +1932,9 @@ btrfs_wait_pending_ordered(struct btrfs_transaction *cur_trans) atomic_read(&cur_trans->pending_ordered) == 0); } -int btrfs_commit_transaction(struct btrfs_trans_handle *trans, - struct btrfs_root *root) +int btrfs_commit_transaction(struct btrfs_trans_handle *trans) { - struct btrfs_fs_info *fs_info = root->fs_info; + struct btrfs_fs_info *fs_info = trans->fs_info; struct btrfs_transaction *cur_trans = trans->transaction; struct btrfs_transaction *prev_trans = NULL; int ret; @@ -1949,7 +1942,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, /* Stop the commit early if ->aborted is set */ if (unlikely(ACCESS_ONCE(cur_trans->aborted))) { ret = cur_trans->aborted; - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); return ret; } @@ -1958,7 +1951,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, */ ret = btrfs_run_delayed_refs(trans, fs_info, 0); if (ret) { - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); return ret; } @@ -1979,7 +1972,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, ret = btrfs_run_delayed_refs(trans, fs_info, 0); if (ret) { - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); return ret; } @@ -2009,7 +2002,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, ret = btrfs_start_dirty_block_groups(trans, fs_info); } if (ret) { - btrfs_end_transaction(trans, root); + btrfs_end_transaction(trans); return ret; } @@ -2017,7 +2010,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, if (cur_trans->state >= TRANS_STATE_COMMIT_START) { spin_unlock(&fs_info->trans_lock); atomic_inc(&cur_trans->use_count); - ret = btrfs_end_transaction(trans, root); + ret = btrfs_end_transaction(trans); wait_for_commit(cur_trans); @@ -2293,7 +2286,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, if (trans->type & __TRANS_FREEZABLE) sb_end_intwrite(fs_info->sb); - trace_btrfs_transaction_commit(root); + trace_btrfs_transaction_commit(trans->root); btrfs_scrub_continue(fs_info); @@ -2321,7 +2314,7 @@ cleanup_transaction: btrfs_warn(fs_info, "Skipping commit of aborted transaction."); if (current->journal_info == trans) current->journal_info = NULL; - cleanup_transaction(trans, root, ret); + cleanup_transaction(trans, trans->root, ret); return ret; } |