- // Return PermissionError if the block has been PUT more recently
- // than -permission_ttl. This guards against a race condition
- // where a block is old enough that Data Manager has added it to
- // the trash list, but the user submitted a PUT for the block
- // since then.
+ // If the block has been PUT more recently than -permission_ttl,
+ // return success without removing the block. This guards against
+ // a race condition where a block is old enough that Data Manager
+ // has added it to the trash list, but the user submitted a PUT
+ // for the block since then.