Re: aic7xxx sets CDR offline, how to reset?

[Alan Cox]

On Tue, 2002-09-03 at 23:02, James Bottomley wrote:
> > And what happens if one command gets some sort of check condition
> > (like medium error, or aborted command) that causes a retry? Will IO's
> > still be correctly ordered? 
> 
> Retries get eliminated.  It should be up to the upper layers (sd or beyond) to 
> say whether a retry is done.  Since, as you point out, retries automatically 
> violate any barrier, it is probably up to the block layer to judge what should 
> be done about the problem.

Then we need to give the block layer a lot more information about what
kind of a problem occurred