From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B156DECAAD8 for ; Tue, 20 Sep 2022 13:08:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230480AbiITNIK (ORCPT ); Tue, 20 Sep 2022 09:08:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42430 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230417AbiITNIC (ORCPT ); Tue, 20 Sep 2022 09:08:02 -0400 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 868796050A; Tue, 20 Sep 2022 06:07:56 -0700 (PDT) Received: from fraeml711-chm.china.huawei.com (unknown [172.18.147.200]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4MX1y76skfz687YQ; Tue, 20 Sep 2022 21:06:07 +0800 (CST) Received: from lhrpeml500003.china.huawei.com (7.191.162.67) by fraeml711-chm.china.huawei.com (10.206.15.60) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 20 Sep 2022 15:07:49 +0200 Received: from [10.126.173.140] (10.126.173.140) by lhrpeml500003.china.huawei.com (7.191.162.67) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 20 Sep 2022 14:07:48 +0100 Message-ID: Date: Tue, 20 Sep 2022 14:07:47 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.6.1 From: John Garry Subject: Re: Do we still need the scsi IPR driver ? To: Damien Le Moal , Brian King , Brian King , "Martin K. Petersen" , , References: <3dbd9ae4-a101-e55d-79c8-9b3a96ab5b17@linux.vnet.ibm.com> <369448ed-f89a-c2db-1850-91450d8b5998@opensource.wdc.com> In-Reply-To: <369448ed-f89a-c2db-1850-91450d8b5998@opensource.wdc.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.126.173.140] X-ClientProxiedBy: lhrpeml500006.china.huawei.com (7.191.161.198) To lhrpeml500003.china.huawei.com (7.191.162.67) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org On 21/06/2022 23:12, Damien Le Moal wrote: >>> We still need it around for now. IBM still sells these adapters >>> and they can still be ordered even on our latest Power 10 systems. >> At one point I did look into modifying ipr to use an ->error_handler. >> I recall I ran into some issues that resulted in this getting put >> on the shelf, but its been a while. I'll go dig that code up and >> see what it looks like. > Thanks. It would be really great if you can convert to using > error_handler. This is really the last ata/libsas driver that does not use > this. > Hi Brian, I am wondering if there is any update here? As you may have seen in [0], I think that we need to make progress on this topic first to keep the solution there a bit simpler. [0] https://lore.kernel.org/linux-scsi/1663669630-21333-1-git-send-email-john.garry@huawei.com/T/#mf890cb4f1627112652831524dca62cbde4a0a637 Thanks, John