Re: [PATCH] remove ide-scsi

Alan Cox
2008-12-07T11:40:50Z

> > Because the chunks of scsi midlayer we inherit (actually nowdays mostly
> > block) are the pieces you need anyway to do multiple command queues,
> >
>
> Er, what does this term mean? Several queues per device or a tagged
> queue?

Anything beyond issuing one command at a time. The moment you get errors
with multiple command queues you really need the rest of the block
supporting logic (small bits of which are still in scsi).

> So, you're just presenting SCSI emulation as a "lesser evil". But 5
> years seems a long enough term to unbind all that stuff from SCSI.

It's being done bit by bit. I wasn't aware it was a race, I always
thought that being correct, logical, testable and evolutionary bisectable
steps was more important somehow.

Alan