diff options
| author | Ingo Molnar <[email protected]> | 2016-06-08 09:26:46 +0200 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2016-06-08 09:26:46 +0200 |
| commit | 616d1c1b98ac79f30216a57a170dd7cea19b3df3 (patch) | |
| tree | 6f244c2e5a7160190e73bc82b4cd7fa7bb22ee31 /fs/btrfs/reada.c | |
| parent | a4f144ebbdf6f7807c477bce8e136047ed27321f (diff) | |
| parent | c8ae067f2635be0f8c7e5db1bb74b757d623e05b (diff) | |
Merge branch 'linus' into perf/core, to refresh the branch
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'fs/btrfs/reada.c')
| -rw-r--r-- | fs/btrfs/reada.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c index 298631eaee78..8428db7cd88f 100644 --- a/fs/btrfs/reada.c +++ b/fs/btrfs/reada.c @@ -761,12 +761,14 @@ static void __reada_start_machine(struct btrfs_fs_info *fs_info) do { enqueued = 0; + mutex_lock(&fs_devices->device_list_mutex); list_for_each_entry(device, &fs_devices->devices, dev_list) { if (atomic_read(&device->reada_in_flight) < MAX_IN_FLIGHT) enqueued += reada_start_machine_dev(fs_info, device); } + mutex_unlock(&fs_devices->device_list_mutex); total += enqueued; } while (enqueued && total < 10000); |