From: Jeff Garzik <jgarzik@pobox.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>,
Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>,
Albert Lee <albertcc@tw.ibm.com>, Andy Warner <andyw@pobox.com>
Subject: Re: libata todo item: retry certain classes of errors
Date: Thu, 03 Feb 2005 12:24:11 -0500 [thread overview]
Message-ID: <42025E3B.8030302@pobox.com> (raw)
In-Reply-To: <1107330670.14787.104.camel@localhost.localdomain>
Alan Cox wrote:
> On Mer, 2005-02-02 at 01:50, Jeff Garzik wrote:
>
>>Alan Cox wrote:
>>
>>>I did actually arrange that all the SCSI errors it faked caused the
>>>right retry behaviour at the SCSI level when I did that. Perhaps I
>>>should have commented that fact.
>>
>>Well the retry needs to e.g. include a bus reset prior to retrying.
>
>
> Thats possibly true for some situations. You might also want to avoid
> issuing resets as much as you can because they are a rather good source
> of "my drive
> went away" error reports with the IDE layer (and they take forever).
libata does a reset at the beginning of the probe...
Jeff
next prev parent reply other threads:[~2005-02-03 17:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-07 4:33 libata todo item: retry certain classes of errors Jeff Garzik
2005-01-07 14:49 ` Alan Cox
2005-02-02 1:50 ` Jeff Garzik
2005-02-03 10:02 ` Alan Cox
2005-02-03 17:24 ` Jeff Garzik [this message]
2005-02-03 17:16 ` Alan Cox
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