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<!-- received="Fri Dec 17 10:18:07 1999 PST" -->
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<!-- sent="Fri, 17 Dec 1999 13:17:17 -0500" -->
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<!-- name="Matto Marjanovic" -->
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<!-- email="maddog@mir.com" -->
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<!-- subject="Re: Linux sg and sense codes" -->
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<!-- id="E11z1wL-0002ES-00@yoo-hoo.ai.mit.edu" -->
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<!-- inreplyto="Linux sg and sense codes" -->
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<title>sane-devel: Re: Linux sg and sense codes</title>
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<h1>Re: Linux sg and sense codes</h1>
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<b>Matto Marjanovic</b> (<a href="mailto:maddog@mir.com"><i>maddog@mir.com</i></a>)<br>
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<i>Fri, 17 Dec 1999 13:17:17 -0500</i>
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<p>
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<ul>
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<li> <b>Messages sorted by:</b> <a href="date.html#116">[ date ]</a><a href="index.html#116">[ thread ]</a><a href="subject.html#116">[ subject ]</a><a href="author.html#116">[ author ]</a>
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<li> <b>Next message:</b> <a href="0117.html">Stuey Monster: "Storm TotalScan Express"</a>
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<li> <b>Previous message:</b> <a href="0115.html">Douglas Gilbert: "Re: Linux sg and sense codes"</a>
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<li> <b>Maybe in reply to:</b> <a href="0112.html">Matto Marjanovic: "Linux sg and sense codes"</a>
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</ul>
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<i> >If the newer regime is used ("eh_code") then the request</i><br>
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<i> >by the sg driver for no retries is almost always honoured.</i><br>
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<i> >So there shouldn't be any retries, resets, etc</i><br>
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<i> ></i><br>
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<i> >If the older regime is used then the situation described</i><br>
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<i> >above occurs. [If the ".h" or the ".c" file of your</i><br>
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<i> >adapter source contains something like:</i><br>
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<i> > use_new_eh_code: 1</i><br>
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<i> >then this is the newer regime. If not, it is using the older</i><br>
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<i> >regime.]</i><br>
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<i> ></i><br>
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<i> >Unfortunately, a large majority of linux scsi adapter drivers</i><br>
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<i> >(including aic7xxx) use the older regime. The maintainer of</i><br>
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<i> >the scsi mid level, Eric Youngdale, has renewed his push</i><br>
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<i> >for the adapter driver maintainers to upgrade to the newer</i><br>
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<i> >regime. The nature of open software development makes it</i><br>
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<i> >difficult to force such an issue too hard but things are</i><br>
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<i> >changing slowly.</i><br>
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<i> ></i><br>
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<i> >Sorry the answer couldn't be a bit more positive.</i><br>
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<p>
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That's a great answer: it's moving in the right direction!<br>
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And now when someone complains about errors related to this problem,<br>
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I can tell them to harass the author of their scsi card driver to<br>
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get with the new program.<br>
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<p>
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Thanks,<br>
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matt m.<br>
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<p>
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<pre>
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--
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</pre>
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<!-- body="end" -->
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<p>
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<ul>
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<!-- next="start" -->
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<li> <b>Next message:</b> <a href="0117.html">Stuey Monster: "Storm TotalScan Express"</a>
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<li> <b>Previous message:</b> <a href="0115.html">Douglas Gilbert: "Re: Linux sg and sense codes"</a>
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<li> <b>Maybe in reply to:</b> <a href="0112.html">Matto Marjanovic: "Linux sg and sense codes"</a>
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<!-- nextthread="start" -->
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<!-- reply="end" -->
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</ul>
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