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 184DAC433EF for ; Tue, 10 May 2022 06:48:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237336AbiEJGwI (ORCPT ); Tue, 10 May 2022 02:52:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44462 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237316AbiEJGwD (ORCPT ); Tue, 10 May 2022 02:52:03 -0400 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D178124EA2A for ; Mon, 9 May 2022 23:48:06 -0700 (PDT) Received: by mail-pl1-x62a.google.com with SMTP id i17so15926957pla.10 for ; Mon, 09 May 2022 23:48:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=co2eBHYlJ/8jSI1HX8IuIkIXr/lTF8w1YbWXQnk2TLw=; b=fkM8j4GyHljGKWn2LbaZQuIkisiytpq68of+xbM/uFT3nwScwYQGsqaAQIeSE0VjSv DrJh5FuYLssyPmI2SE1B4SRvJKYVihDlaLqI++iBX2qBWg450izB3AfQkmnY/bBWLPdc aZK56kzzJ5imdE5cFafPTcs9b9EGanCPTTuFXG3oRECooG+/bBU1inYMPY+CGBGJsBO3 Q54yr2enCbhmxKXqn//QUh1q0kuYkPEShh2a9E4FGe5Lw0KBjhM1Tgtg5VzwS9nD85zv mRLrLac9TldMMUgntcKQfKTqM5S6ganSQEyxwxpgmX70ctz5ABvfk2M2grUvI1/CcpPC oqgA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=co2eBHYlJ/8jSI1HX8IuIkIXr/lTF8w1YbWXQnk2TLw=; b=n/fzsRu5DuwDGfB5ERajQlVTZbBpcnJv9oStX3XnMJKH6DXehBO2pFMDQojV653ule nnpyAAgQRSNrLcXcF5NdTfiakOCD0b7ZdJDQ6yqUBGzrJrqWBuuAAel8Zs2ZyheZqnLt XseWK1gXtmLmrM/vZWaGWGc1yv3Fy4pa/XIbeLNraUzZTIVAlITNDJOHipUlLYG8RaIB IWPH9ndgz/lCyYKUGhnGcZxCYZsG0yE59FAbGd4Kyp4dtOtShNryDqb+YSUF+k133Q49 WihpTZ6y0wM27jlYfvbvIMiMJHV6J//3orxdSvcwTx6/Gex38P0evmY6LZ9N79ZeYMC9 wW1Q== X-Gm-Message-State: AOAM5318ziHy4jgeQPs2mtbwu+G/Exlismk6YyUC56E6LZSaAdJH+gMS IjUIiaYPY/EbOJv8WRqAPK+plQ== X-Google-Smtp-Source: ABdhPJyon4i99lL4Z56gC2OxIKRnjK+6Jt7ZWreKPWL9YHl9eJQRBDv3XujFVaeiuF61RwtLV/wGbg== X-Received: by 2002:a17:902:b284:b0:15f:179c:9828 with SMTP id u4-20020a170902b28400b0015f179c9828mr6447989plr.4.1652165286357; Mon, 09 May 2022 23:48:06 -0700 (PDT) Received: from [10.255.89.252] ([139.177.225.239]) by smtp.gmail.com with ESMTPSA id n10-20020a170903110a00b0015e8d4eb20fsm1105863plh.89.2022.05.09.23.48.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 09 May 2022 23:48:05 -0700 (PDT) Message-ID: <0859381a-5c09-ef54-89bf-e27f79429b97@bytedance.com> Date: Tue, 10 May 2022 14:44:11 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.1 Subject: Re: Re: [PATCH 1/3] nvme: introduce bit 5 of smart critical warning Content-Language: en-US To: Christoph Hellwig Cc: kbusch@kernel.org, sagi@grimberg.me, axboe@fb.com, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org References: <20220507065026.260306-1-pizhenwei@bytedance.com> <20220507065026.260306-2-pizhenwei@bytedance.com> <20220510054904.GA10460@lst.de> From: zhenwei pi In-Reply-To: <20220510054904.GA10460@lst.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/10/22 13:49, Christoph Hellwig wrote: > On Sat, May 07, 2022 at 02:50:24PM +0800, zhenwei pi wrote: >> According to NVM Express v1.4, Section 5.14.1.2 ("SMART / Health >> Information"), introduce bit 5 for "Persistent Memory Region has become >> read-only or unreliable". > > Given that Linux does not support the PMR, do we really need this? OK, let's drop this change. Klaus Jensen corrected me about OAES[7:0]. Sorry, I misunderstand this. -- zhenwei pi