From: James Bottomley <James.Bottomley@steeleye.com>
To: rakesh rakesh <majordomo_linux@yahoo.com>
Cc: Aron Zeh <ARZEH@de.ibm.com>,
James Bottomley <James.Bottomley@SteelEye.com>,
Doug Ledford <dledford@redhat.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
patman@beaverton.ibm.com, linux-scsi@vger.kernel.org
Subject: Re: [PATCH 2.5.17] Making SCSI not copy the request structure
Date: Fri, 24 May 2002 09:17:15 -0400 [thread overview]
Message-ID: <200205241317.g4ODHF001815@localhost.localdomain> (raw)
In-Reply-To: Message from rakesh rakesh <majordomo_linux@yahoo.com> of "Fri, 24 May 2002 01:34:27 PDT." <20020524083427.4608.qmail@web11005.mail.yahoo.com>
majordomo_linux@yahoo.com said:
> But the whole hypothesis is that at any point of time mid level should
> be able to queue at least one command to low level driver.Reference to
> doc by Eric at www.andante.org
That was the assumption years ago when the new error handler was created.
Nowadays, I believe the block layer can stand to have all outstanding commands
pushed back with no detrimental effect (otherwise blk_queue_invalidate_tags()
wouldn't work) as long as we get the conditions for restart correct.
James
next prev parent reply other threads:[~2002-05-24 13:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-24 7:52 [PATCH 2.5.17] Making SCSI not copy the request structure Aron Zeh
2002-05-24 8:34 ` rakesh rakesh
2002-05-24 13:17 ` James Bottomley [this message]
2002-05-24 13:00 ` James Bottomley
-- strict thread matches above, loose matches on Subject: below --
2002-05-31 16:57 Aron Zeh
[not found] <OFF6A89763.CD0EBEF7-ONC1256BCA.003CD69A@de.ibm.com>
2002-05-31 13:57 ` James Bottomley
2002-05-31 12:04 Aron Zeh
2002-05-24 9:35 Aron Zeh
2002-05-24 16:44 ` Patrick Mansfield
2002-05-23 9:18 Aron Zeh
2002-05-23 12:44 ` James Bottomley
2002-05-21 23:11 James Bottomley
2002-05-22 22:44 ` Patrick Mansfield
2002-05-22 22:53 ` Doug Ledford
2002-05-23 2:01 ` Alan Cox
2002-05-23 3:14 ` Doug Ledford
2002-05-24 15:32 ` Alan Cox
2002-05-24 15:56 ` James Bottomley
2002-05-23 0:06 ` James Bottomley
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