btrfs: opencode reset of all device stats

__btrfs_reset_dev_stats() is a small helper function to reset devices stat
values, and is used only once, instead just open code it.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index a9920bce7bcdb3c5b0038b9356e398b5d273889d..8031b47cb3804b7cfa1d94b55732cea75e2215d8 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -191,7 +191,6 @@ out_overflow:;
 
 static int init_first_rw_device(struct btrfs_trans_handle *trans);
 static int btrfs_relocate_sys_chunks(struct btrfs_fs_info *fs_info);
-static void __btrfs_reset_dev_stats(struct btrfs_device *dev);
 static void btrfs_dev_stat_print_on_error(struct btrfs_device *dev);
 static void btrfs_dev_stat_print_on_load(struct btrfs_device *device);
 static int __btrfs_map_block(struct btrfs_fs_info *fs_info,
@@ -7298,14 +7297,6 @@ void btrfs_init_devices_late(struct btrfs_fs_info *fs_info)
        }
 }
 
-static void __btrfs_reset_dev_stats(struct btrfs_device *dev)
-{
-       int i;
-
-       for (i = 0; i < BTRFS_DEV_STAT_VALUES_MAX; i++)
-               btrfs_dev_stat_set(dev, i, 0);
-}
-
 int btrfs_init_dev_stats(struct btrfs_fs_info *fs_info)
 {
        struct btrfs_key key;
@@ -7335,7 +7326,8 @@ int btrfs_init_dev_stats(struct btrfs_fs_info *fs_info)
                key.offset = device->devid;
                ret = btrfs_search_slot(NULL, dev_root, &key, path, 0, 0);
                if (ret) {
-                       __btrfs_reset_dev_stats(device);
+                       for (i = 0; i < BTRFS_DEV_STAT_VALUES_MAX; i++)
+                               btrfs_dev_stat_set(device, i, 0);
                        device->dev_stats_valid = 1;
                        btrfs_release_path(path);
                        continue;