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=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 7C1F2C433E0 for ; Wed, 20 May 2020 17:56:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A7C6204EF for ; Wed, 20 May 2020 17:56:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="AsjQ2Q0X" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726890AbgETR4E (ORCPT ); Wed, 20 May 2020 13:56:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60434 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726576AbgETR4D (ORCPT ); Wed, 20 May 2020 13:56:03 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D48B1C061A0E; Wed, 20 May 2020 10:56:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=4Am3TfCV9FAMwHU97EGrfWs3Wf0K8DZDEI58r+TwL5Q=; b=AsjQ2Q0XLd+qkzPdxqGGc0Wzxv gcVC7Y+3vxkTI6lT8c6eYvH/RdOZCJXPBCEbAwhv15VXN7iLfgkChlmSdsMOU9uO2jJUAX4pUO3Z1 BEDsSfENhTS7VRbNIqWT09DEBtWNZzqCcnv895v0/3qTo6f8oDGwevgZ5ZYSPHsnAMSnOzvJPDWGj BwfFOFbL5NAwRTibe5fKVzAEXkJoGpVH/7unEe2Jjom6Bc9jOmJ9Hfmu+I54gDk33cRMCs43N3VTE 8QKc/l/QhwLBMYrSU8qAIGik1ZCclU74FdxROtbitNMN4pzWGw+zT6eyBMdUNG5Lg/L0tCiTNfFPi msogt3kA==; Received: from hch by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jbSwd-0003Jq-4U; Wed, 20 May 2020 17:55:55 +0000 Date: Wed, 20 May 2020 10:55:55 -0700 From: Christoph Hellwig To: yongmyung lee Cc: Bart Van Assche , Avri Altman , "James E . J . Bottomley" , "Martin K . Petersen" , "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , ALIM AKHTAR , "asutoshd@codeaurora.org" , Zang Leigang , Avi Shchislowski , Bean Huo , "cang@codeaurora.org" , "stanley.chu@mediatek.com" , MOHAMMED RAFIQ KAMAL BASHA , Sang-yoon Oh , Jinyoung CHOI , Adel Choi , BoRam Shin , Sung-Jun Park , Daejun Park Subject: Re: Another approach of UFSHPB Message-ID: <20200520175555.GA27975@infradead.org> References: <835c57b9-f792-2460-c3cc-667031969d63@acm.org> <1589538614-24048-1-git-send-email-avri.altman@wdc.com> <231786897.01589928601376.JavaMail.epsvc@epcpadp1> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <231786897.01589928601376.JavaMail.epsvc@epcpadp1> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Serious, HPB is a completely fucked up concept and we shoud not merge it at all. Especially not with a crazy bullshit vendor extension layer that makes it even easier for vendors to implement even worse things than the already horrible spec says. Just stop this crap and implement sane interfaces for the next generation hardware instead of wasting your time on this idiotic idea.