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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB10FC433E0 for ; Sun, 28 Mar 2021 16:47:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 914E761958 for ; Sun, 28 Mar 2021 16:47:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231285AbhC1Qqo (ORCPT ); Sun, 28 Mar 2021 12:46:44 -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-Google-Smtp-Source: ABdhPJzr8/xJbe8FMg1O03vwVwZlf/ewEaa+brN4/n9bqZDXynKjID3xF1FkMk8SZz16VsPfXJcMFw== 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.