Btrfs: remove deprecated comments
commit d53ba47484
(Btrfs: use commit root when loading free space cache) has remove
the deadlock check, and the related comments can be removed as well.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
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@ -527,12 +527,6 @@ static int cache_block_group(struct btrfs_block_group_cache *cache,
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cache->cached = BTRFS_CACHE_FAST;
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cache->cached = BTRFS_CACHE_FAST;
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spin_unlock(&cache->lock);
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spin_unlock(&cache->lock);
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/*
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* We can't do the read from on-disk cache during a commit since we need
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* to have the normal tree locking. Also if we are currently trying to
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* allocate blocks for the tree root we can't do the fast caching since
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* we likely hold important locks.
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*/
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if (fs_info->mount_opt & BTRFS_MOUNT_SPACE_CACHE) {
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if (fs_info->mount_opt & BTRFS_MOUNT_SPACE_CACHE) {
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ret = load_free_space_cache(fs_info, cache);
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ret = load_free_space_cache(fs_info, cache);
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