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| author | Chris Mason <chris.mason@oracle.com> | 2011-12-15 09:29:43 -0500 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-12-15 10:50:38 -0500 |
| commit | 8f3b65a3d66bcc086e1eb040b7545e70681f2ed1 (patch) | |
| tree | 3111f24d0e0391f8a1dac3f0a7fb9bff05e2b4bd /fs/btrfs/async-thread.c | |
| parent | 306424cc880a0fbbdc99eee1f43d056a301a180f (diff) | |
| download | linux-stable-8f3b65a3d66bcc086e1eb040b7545e70681f2ed1.tar.gz linux-stable-8f3b65a3d66bcc086e1eb040b7545e70681f2ed1.tar.bz2 linux-stable-8f3b65a3d66bcc086e1eb040b7545e70681f2ed1.zip | |
Btrfs: add a cond_resched() into the worker loop
If we have a constant stream of end_io completions or crc work,
we can hit softlockup messages from the async helper threads. This
adds a cond_resched() into the loop to avoid them.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/async-thread.c')
| -rw-r--r-- | fs/btrfs/async-thread.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c index 7ec14097fef1..203e849dc9c9 100644 --- a/fs/btrfs/async-thread.c +++ b/fs/btrfs/async-thread.c @@ -331,7 +331,7 @@ again: run_ordered_completions(worker->workers, work); check_pending_worker_creates(worker); - + cond_resched(); } spin_lock_irq(&worker->lock); |