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Commit 54eb72c0 authored by Wang Shilong's avatar Wang Shilong Committed by Chris Mason
Browse files

Btrfs: remove unnecessary filemap writting and waiting after block group relocation 



We have commited transaction before, remove redundant filemap writting and
waiting here, it can speed up balance relocation process.

Signed-off-by: default avatarWang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: default avatarJosef Bacik <jbacik@fb.com>
Signed-off-by: default avatarChris Mason <clm@fb.com>
parent 5662344b

fs/btrfs/relocation.c

+0 −5
Original line number Diff line number Diff line
@@ -4283,11 +4283,6 @@ int btrfs_relocate_block_group(struct btrfs_root *extent_root, u64 group_start) 
		}

	}



	filemap_write_and_wait_range(fs_info->btree_inode->i_mapping,

				     rc->block_group->key.objectid,

				     rc->block_group->key.objectid +

				     rc->block_group->key.offset - 1);



	WARN_ON(rc->block_group->pinned > 0);

	WARN_ON(rc->block_group->reserved > 0);

	WARN_ON(btrfs_block_group_used(&rc->block_group->item) > 0);