On Wed, 17 Nov 2021 at 16:34, Markus Armbruster <[email protected]> wrote: > > drive_get_next() is basically a bad idea. It returns the "next" block > backend of a certain interface type. "Next" means bus=0,unit=N, where > subsequent calls count N up from zero, per interface type. > > This lets you define unit numbers implicitly by execution order. If the > order changes, or new calls appear "in the middle", unit numbers change. > ABI break. Hard to spot in review. > > Machine "mcimx7d-sabre" connects backends with drive_get_next() in a > counting loop. Change it to use drive_get() directly. This makes the > unit numbers explicit in the code. > > Cc: Peter Maydell <[email protected]> > Cc: Andrey Smirnov <[email protected]> > Cc: [email protected] > Signed-off-by: Markus Armbruster <[email protected]> > ---
Reviewed-by: Peter Maydell <[email protected]> thanks -- PMM
