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Commit 06d3d22b authored by Liu Bo's avatar Liu Bo Committed by Chris Mason
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Btrfs: cleanup extents after we finish logging inode 



This is based on Josef's "Btrfs: turbo charge fsync".

We should cleanup those extents after we've finished logging inode,
otherwise we may do redundant work on them.

Signed-off-by: default avatarLiu Bo <bo.li.liu@oracle.com>
parent 0fa83cdb

fs/btrfs/tree-log.c

+6 −0
Original line number Diff line number Diff line
@@ -3167,6 +3167,12 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans, 
			err = ret;

			goto out_unlock;

		}

	} else {

		struct extent_map_tree *tree = &BTRFS_I(inode)->extent_tree;

		struct extent_map *em, *n;



		list_for_each_entry_safe(em, n, &tree->modified_extents, list)

			list_del_init(&em->list);

	}



	if (inode_only == LOG_INODE_ALL && S_ISDIR(inode->i_mode)) {