Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp3048756pxf; Sun, 28 Mar 2021 09:50:36 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxzxls4bNcPUGRDRH60qL1BRRNdI7RtT7FnzYA5rQRzhscS9mMElx+6UzKsG9RwsCfcV2bB X-Received: by 2002:a05:6402:888:: with SMTP id e8mr24575995edy.51.1616950236378; Sun, 28 Mar 2021 09:50:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1616950236; cv=none; d=google.com; s=arc-20160816; b=QBvBSKznQlL8joD10joC/B5LfUCH2/DJKFoarwIXVIzBifeHRqlCp8MvV+TW+nZaxw 2rYhj1T92Cs5/k/zG96dOJshsSzQMBTvO5M3sUURh8ColfwMdAq9lYeHcEbx1ok8o5Dk E+21+5ZB5n0hlHAjiW5ElpI4ylXCdZMX2c5w09o2IXklAt0m5sbgmIYzOaWTYG8M9Zof hcH0jkeywl6Xgjmi7E3WP7HOoyVHApbBqkm6TMkhmxhFxq6Z0ZOQif7RPx3h3tmRN2Qm g8RkUxMixinRDKC6WapsmGm/5H4lBCoN+kch+W47psrfGctNitI9CyAUpjBWNFGQCNta GjxQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject; bh=zUrmPJ5aVO2O9N2xMzVXNuPc7aWWUFka/oP/svM2se4=; b=wB6+FkgO6X46HzBvo+olicw3MxTPAUwOQcCmjE7cj+OzJKr2uUvQcSr4CGj1Bq+nxE 9znP3uypZzY+JZ/iDcYvCkrKg/kKGTRvDlJKgJ7bllbRhAqFif4FhVXfUM1B5i6T5NtK Plqh7jwafrxfHgYri/gxhPjx5s2QyQOCTvjeof+0ESFnnhC4gpjvlQAFAmYafZzH9wmp 99ecJfMIjMppDMHzVvM2DDjPLe6ZebFbrJmKcM+4XJPhGXXfj1w3oDSRLPif6WSX5G8b n7B8qbP95EpLEXYJ6BsOHWm1eCQjlcaz3DAL9798709ZU6n3qbzPJVw0XyvphvpskDEe tLNw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id l10si10590695edb.348.2021.03.28.09.50.12; Sun, 28 Mar 2021 09:50:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231225AbhC1Qqn (ORCPT + 99 others); Sun, 28 Mar 2021 12:46:43 -0400 Received: from mail-pg1-f172.google.com ([209.85.215.172]:45039 "EHLO mail-pg1-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229593AbhC1Qqd (ORCPT ); Sun, 28 Mar 2021 12:46:33 -0400 Received: by mail-pg1-f172.google.com with SMTP id y32so6746962pga.11; Sun, 28 Mar 2021 09:46:33 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=zUrmPJ5aVO2O9N2xMzVXNuPc7aWWUFka/oP/svM2se4=; b=WcVgAtQ8Tu9SamA/Lg7NXnk+MAwiqX5h8j6NTuhVZZwZmT+bTR/cQ0dUUiBbJpuDCE PDF0yaUZAbUZEYDkxa7Q7YZiWKUJJrA70QDkk6lp+xiG017l0bmR54lTuO8RASEmeBt6 b5IQG2UWz+1Li+nU5oBLkQhiAj6bnmRFKUFUKY2wKQkyipVvN/Q4dvMe0EaCPjqAonpV gImSnBBubKqTkbbA2ZFeT3U5xxCA6DV7K+KMKVLWxdjBM2RNEpEccz+6O2ZGocjgaJQy KJvFztMKtawktsJvs9X9KG4Kqrat4fgCa4CTnfLydRpNvHjAhPC9duiUeW/SCG0jlSBu D2gA== X-Gm-Message-State: AOAM533eAlqCEeoLzIlQea+bcIIPzWFEtjAaNVHujmVYTk7g6mLTeVM2 idhwOQxoeevfMQdrH/+qZuM= X-Received: by 2002:a63:e19:: with SMTP id d25mr14178412pgl.24.1616949993099; Sun, 28 Mar 2021 09:46:33 -0700 (PDT) Received: from ?IPv6:2601:647:4000:d7:7123:9470:fec5:1a3a? ([2601:647:4000:d7:7123:9470:fec5:1a3a]) by smtp.gmail.com with ESMTPSA id k5sm15193010pfg.215.2021.03.28.09.46.30 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 28 Mar 2021 09:46:32 -0700 (PDT) Subject: Re: [PATCH v3 3/4] scsi: sd: use expecting_media_change for BLIST_MEDIA_CHANGE devices To: Martin Kepplinger Cc: jejb@linux.ibm.com, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-pm@vger.kernel.org, martin.petersen@oracle.com, stern@rowland.harvard.edu References: <20210328102531.1114535-1-martin.kepplinger@puri.sm> <20210328102531.1114535-4-martin.kepplinger@puri.sm> From: Bart Van Assche Message-ID: Date: Sun, 28 Mar 2021 09:46:29 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210328102531.1114535-4-martin.kepplinger@puri.sm> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/28/21 3:25 AM, Martin Kepplinger wrote: > Since these devices don't distinguish between resume and medium changed > there's no better solution. Is there any information in the SCSI VPD pages that could be used to determine whether or not the medium has been changed, e.g. in VPD page 0x83? Thanks, Bart.