On Fri, Mar 24 2023 at 2:17P -0400, Mike Christie <michael.christie@xxxxxxxxxx> wrote: > Add callouts for reading keys and reservations. This allows LIO to support > the READ_KEYS and READ_RESERVATION commands and will allow dm-multipath > to optimize it's error handling so it can check if it's getting an error > because there's an existing reservation or if we need to retry different > paths. Not seeing anything in DM's path selectors that adds these optimizations. Is there accompanying multipath-tools callouts to get at this data to optimize path selection (via DM table reloads)? Mike
