@@ -776,13 +776,11 @@ static int reada_start_for_fsdevs(struct btrfs_fs_devices *fs_devices)
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(device);
}
- mutex_unlock(&fs_devices->device_list_mutex);
total += enqueued;
} while (enqueued && total < 10000);
@@ -795,10 +793,13 @@ static void __reada_start_machine(struct btrfs_fs_info *fs_info)
int i;
u64 enqueued = 0;
+ mutex_lock(&fs_devices->device_list_mutex);
+
enqueued += reada_start_for_fsdevs(fs_devices);
list_for_each_entry(seed_devs, &fs_devices->seed_list, seed_list)
enqueued += reada_start_for_fsdevs(seed_devs);
+ mutex_unlock(&fs_devices->device_list_mutex);
if (enqueued == 0)
return;