From mboxrd@z Thu Jan 1 00:00:00 1970 From: Clay Haapala Subject: Re: [PATCH] allow drivers to hook into watchdog timeout Date: Tue, 10 Feb 2004 16:47:17 -0600 Sender: linux-scsi-owner@vger.kernel.org Message-ID: References: <20040120132052.GA6740@lst.de> <2432440000.1076430858@aslan.btc.adaptec.com > <1076431366.1804.24.camel@mulgrave> <2472850000.1076435243@aslan.btc.adaptec.com> <1076438507.2165.38.camel@mulgrave> <2520610000.1076442259@aslan.btc.adaptec.com> <1076443541.2080.56.camel@mulgrave> <2549730000.1076444817@aslan.btc.adaptec.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from rtp-iport-2.cisco.com ([64.102.122.149]:35451 "EHLO rtp-iport-2.cisco.com") by vger.kernel.org with ESMTP id S261950AbUBJWrY (ORCPT ); Tue, 10 Feb 2004 17:47:24 -0500 In-Reply-To: <2549730000.1076444817@aslan.btc.adaptec.com> (Justin T. Gibbs's message of "Tue, 10 Feb 2004 13:26:57 -0700") List-Id: linux-scsi@vger.kernel.org To: "Justin T. Gibbs" Cc: James Bottomley , Christoph Hellwig , SCSI Mailing List Some of this queuing/retry conversation sounds similar to the recent discussion we had on the linux-iscsi driver. I think that the linux-iscsi ended up OK on it, but it is something to keep in mind for the reviewers of the 4.0.0.4 version to see if we got it right. On a related topic: On Tue, 10 Feb 2004, Justin T. Gibbs told this: > [ queuing/retry discussion between Justin and James omitted ] > That reminds me. Reported bus/target resets do not cause a > bus/device-settle delay. This is another one of the workarounds > in my driver. Is this the scenario where the device resets and issues a couple of "Unit Attentions", etc.? -- Clay Haapala (chaapala@cisco.com) Cisco Systems SRBU +1 763-398-1056 6450 Wedgwood Rd, Suite 130 Maple Grove MN 55311 PGP: C89240AD "Honor thy prototypes, that it may be well with thee, and thou mayest code long upon the Earth, else thy iniquity will be visited unto the third and fourth generation of those that revise it."