2ed912e9d3
For some reason we have assumed NOIDLE was implied by one of the other flags we set. It is not (anymore?). Explicitly set REQ_NOIDLE for synchronous meta data updates, or we can seriously starve random writes when using CFQ. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>