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| author | Chris Mason <chris.mason@oracle.com> | 2010-05-25 10:12:41 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2010-05-25 10:34:58 -0400 |
| commit | ed3b3d314cd2f16fac42676839854a68cab2e22b (patch) | |
| tree | a38462cdfbaa0dce3bbd26fe7167fe7368439a47 /fs/btrfs | |
| parent | 11c65dccf70be9ace5dbd3906778e1a099b1fee1 (diff) | |
| download | kernel_goldelico_gta04-ed3b3d314cd2f16fac42676839854a68cab2e22b.zip kernel_goldelico_gta04-ed3b3d314cd2f16fac42676839854a68cab2e22b.tar.gz kernel_goldelico_gta04-ed3b3d314cd2f16fac42676839854a68cab2e22b.tar.bz2 | |
Btrfs: don't walk around with task->state != TASK_RUNNING
Yan Zheng noticed two places we were doing a lot of work
without task->state set to TASK_RUNNING. This sets the state
properly after we get ready to sleep but decide not to.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/async-thread.c | 1 | ||||
| -rw-r--r-- | fs/btrfs/transaction.c | 6 |
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c index 462859a..7ec1409 100644 --- a/fs/btrfs/async-thread.c +++ b/fs/btrfs/async-thread.c @@ -377,6 +377,7 @@ again: if (!list_empty(&worker->pending) || !list_empty(&worker->prio_pending)) { spin_unlock_irq(&worker->lock); + set_current_state(TASK_RUNNING); goto again; } diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index c346d32..66e4c66 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -1063,9 +1063,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, snap_pending = 1; WARN_ON(cur_trans != trans->transaction); - prepare_to_wait(&cur_trans->writer_wait, &wait, - TASK_UNINTERRUPTIBLE); - if (cur_trans->num_writers > 1) timeout = MAX_SCHEDULE_TIMEOUT; else if (should_grow) @@ -1088,6 +1085,9 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans, */ btrfs_run_ordered_operations(root, 1); + prepare_to_wait(&cur_trans->writer_wait, &wait, + TASK_UNINTERRUPTIBLE); + smp_mb(); if (cur_trans->num_writers > 1 || should_grow) schedule_timeout(timeout); |