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[23.128.96.18]) by mx.google.com with ESMTP id v25si1744261ejx.20.2020.06.09.21.02.01; Tue, 09 Jun 2020 21:02:24 -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; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=tkOUYuvC; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726115AbgFJEAH (ORCPT + 99 others); Wed, 10 Jun 2020 00:00:07 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:12475 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725999AbgFJEAG (ORCPT ); Wed, 10 Jun 2020 00:00:06 -0400 Received: from epcas1p4.samsung.com (unknown [182.195.41.48]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20200610040003epoutp016c29cabd1ca2c8eee1cda46e5274a991~XEr6obYoR1648716487epoutp01j for ; Wed, 10 Jun 2020 04:00:03 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.samsung.com 20200610040003epoutp016c29cabd1ca2c8eee1cda46e5274a991~XEr6obYoR1648716487epoutp01j DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1591761603; bh=S1lNTGTwft1rHKlGBBhm/z8ha0dAATf801dKovrWqlQ=; h=Subject:Reply-To:From:To:CC:In-Reply-To:Date:References:From; b=tkOUYuvCpPnAyCNJ4Kaq8QLciCkJNgQcvfhAmtVypkqTIwpNIlIjHE/m4iwwWVWu6 8HwbNF72pzr/fYEJDvjeceoXIBrp4tv0Hm/fQDo6NJFnDFEeQLwO8NM65TMa5gqvoR OPVEBK2jl2Zd4+n1MD3CSV4bDFMdwWK2NconAacY= Received: from epcpadp1 (unknown [182.195.40.11]) by epcas1p4.samsung.com (KnoxPortal) with ESMTP id 20200610040002epcas1p46125676dd84ab042413fbbcb32eb6b7a~XEr54rpCe0290302903epcas1p4V; Wed, 10 Jun 2020 04:00:02 +0000 (GMT) Mime-Version: 1.0 Subject: RE: [RFC PATCH 4/5] scsi: ufs: L2P map management for HPB read Reply-To: daejun7.park@samsung.com From: Daejun Park To: Avri Altman , Daejun Park , ALIM AKHTAR , "jejb@linux.ibm.com" , "martin.petersen@oracle.com" , "asutoshd@codeaurora.org" , "beanhuo@micron.com" , "stanley.chu@mediatek.com" , "cang@codeaurora.org" , "bvanassche@acm.org" , "tomas.winkler@intel.com" CC: "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Sang-yoon Oh , Sung-Jun Park , yongmyung lee , Jinyoung CHOI , Adel Choi , BoRam Shin X-Priority: 3 X-Content-Kind-Code: NORMAL In-Reply-To: X-CPGS-Detection: blocking_info_exchange X-Drm-Type: N,general X-Msg-Generator: Mail X-Msg-Type: PERSONAL X-Reply-Demand: N Message-ID: <231786897.01591761602548.JavaMail.epsvc@epcpadp1> Date: Wed, 10 Jun 2020 11:49:14 +0900 X-CMS-MailID: 20200610024914epcms2p570190ab8b6cc3188e84c728f01391cba Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL X-CPGSPASS: Y X-CPGSPASS: Y X-Hop-Count: 3 X-CMS-RootMailID: 20200605011604epcms2p8bec8ef6682583d7248dc7d9dc1bfc882 References: <231786897.01591322101492.JavaMail.epsvc@epcpadp1> <336371513.41591320902369.JavaMail.epsvc@epcpadp1> <963815509.21591320301642.JavaMail.epsvc@epcpadp1> <231786897.01591320001492.JavaMail.epsvc@epcpadp1> <963815509.21591323002276.JavaMail.epsvc@epcpadp1> <1776409896.101591664283293.JavaMail.epsvc@epcpadp2> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > The spec does not define what the host should do in this case, > e.g. when the device informs it that the entire db is no longer valid. > What are you planning to do? In Jedec spec, there is no decription about what the driver should do. So, I will just inform to user about the "HPB reset" happening with kernel message. Thanks, Daejun