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btrfs: remove redundant parameter from reada_start_machine_dev 

We can read fs_info from dev.

Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-03-02 19:43:30 +01:00
parent 0ceaf28213
commit 5721b8ad26
1 changed files with 3 additions and 4 deletions
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7
fs/btrfs/reada.c
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@ -653,9 +653,9 @@ static int reada_pick_zone(struct btrfs_device *dev)
return 1;
}
static int reada_start_machine_dev(struct btrfs_fs_info *fs_info,
struct btrfs_device *dev)
static int reada_start_machine_dev(struct btrfs_device *dev)
{
struct btrfs_fs_info *fs_info = dev->fs_info;
struct reada_extent *re = NULL;
int mirror_num = 0;
struct extent_buffer *eb = NULL;
@ -768,8 +768,7 @@ static void __reada_start_machine(struct btrfs_fs_info *fs_info)
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);
enqueued += reada_start_machine_dev(device);
}
mutex_unlock(&fs_devices->device_list_mutex);
total += enqueued;