Messages in this thread |  | | Subject | Re: aic7xxx sets CDR offline, how to reset? | From | Alan Cox <> | Date | 04 Sep 2002 00:26:45 +0100 |
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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
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