Merge tag 'for-5.9-rc6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...

[platform/kernel/linux-starfive.git] / fs / btrfs / disk-io.c

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 93d3bb8..9f72b09 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1676,27 +1676,6 @@ struct btrfs_root *btrfs_get_new_fs_root(struct btrfs_fs_info *fs_info,
        return btrfs_get_root_ref(fs_info, objectid, anon_dev, true);
 }
 
-static int btrfs_congested_fn(void *congested_data, int bdi_bits)
-{
-       struct btrfs_fs_info *info = (struct btrfs_fs_info *)congested_data;
-       int ret = 0;
-       struct btrfs_device *device;
-       struct backing_dev_info *bdi;
-
-       rcu_read_lock();
-       list_for_each_entry_rcu(device, &info->fs_devices->devices, dev_list) {
-               if (!device->bdev)
-                       continue;
-               bdi = device->bdev->bd_bdi;
-               if (bdi_congested(bdi, bdi_bits)) {
-                       ret = 1;
-                       break;
-               }
-       }
-       rcu_read_unlock();
-       return ret;
-}
-
 /*
  * called by the kthread helper functions to finally call the bio end_io
  * functions.  This is where read checksum verification actually happens
@@ -3111,8 +3090,6 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_device
                goto fail_sb_buffer;
        }
 
-       sb->s_bdi->congested_fn = btrfs_congested_fn;
-       sb->s_bdi->congested_data = fs_info;
        sb->s_bdi->capabilities |= BDI_CAP_CGROUP_WRITEBACK;
        sb->s_bdi->ra_pages = VM_READAHEAD_PAGES;
        sb->s_bdi->ra_pages *= btrfs_super_num_devices(disk_super);