From patchwork Wed Sep 6 10:22:38 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= X-Patchwork-Id: 9940269 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A0CFD6035F for ; Wed, 6 Sep 2017 10:23:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8BCCD28B70 for ; Wed, 6 Sep 2017 10:23:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8092F28B7E; Wed, 6 Sep 2017 10:23:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3ADB128B70 for ; Wed, 6 Sep 2017 10:23:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752802AbdIFKWt (ORCPT ); Wed, 6 Sep 2017 06:22:49 -0400 Received: from mail-wm0-f54.google.com ([74.125.82.54]:35902 "EHLO mail-wm0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752784AbdIFKWs (ORCPT ); Wed, 6 Sep 2017 06:22:48 -0400 Received: by mail-wm0-f54.google.com with SMTP id i145so27745751wmf.1 for ; Wed, 06 Sep 2017 03:22:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lightnvm-io.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=gM3uHtl8H3sw+2zdlLYfBglKS8agD0itzqhUGKGkaDE=; b=Lhos6ApGkLNVQGs0L4iiM9az2IpDDOYqXh8CEzc4NVf7iB1WFL1Xi93PANMXDKRjLi tK0ZSjCzJbc7lRwWzVt4XCOiMeSRSwlpLiokg6WtDUOX4gPbSmHizq0hHD5T2SsZqT0I 6XInq25pL2tJS2uVWs9umZPn9+G2JjmpE+TXCXI+g+Ukzy1xe4s6QrEIBsSwASb31AGY xAXf1o6XbW8Ml9+q0b46ZzAcppWcxt7crv4/yxGHTMjrAqvM4/Si06WwDBKNfN3L6iog 8WLHo3Sw57wvU/XwcUMSKlc8A5yHzShTQLcwBWVabUri37EHxJNQwLEzEXKV5wf+IaQh J0dA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=gM3uHtl8H3sw+2zdlLYfBglKS8agD0itzqhUGKGkaDE=; b=HSpwnYlhtCsEOsdx7l479SLhM/n0kPrWyE60ahpFpl6cNWblLPGekcHAe1JDN3gnBO un4rtnKGV8uy/nIYFJsW4aj3iAwDb63K8+jwvLQRaTBhGe929rzZbTVkrvcsx68sciDX FdvfCpumamV5lsxAAI3BDZRcAog7Il2lcxb2RP5krN6hh/EJePHydnaLY5W0+sB3jgko w1D3imj3k8VT1wy+BgeF+INb7HkAN5YGo2KeXJbqB5iShDAjRAxKr/uM/YqlMuGxM7gW r9G/YZwWU83zfhu24wxbKG/OqyWm1Vf8Vru/gJqRw9nSAEeDU0yg9WA453/OT3E/8jMe JdMA== X-Gm-Message-State: AHPjjUgaBBT9cZIc5oKmGUUdnCdoL9lgHM5dSh5pcWzBS/rExxt1GlQZ oxmsrLigfBe5TKc2 X-Google-Smtp-Source: ADKCNb7G2saPugptVJOS1KX/bNo7PbyrCSEbjT3vbCqQIz7Fiv7wM/6+bWxC8A0Kd+f3ODJefa1nfA== X-Received: by 10.80.142.16 with SMTP id 16mr5603672edw.115.1504693367333; Wed, 06 Sep 2017 03:22:47 -0700 (PDT) Received: from uHalley.cnexlabs.com (6164211-cl69.boa.fiberby.dk. [193.106.164.211]) by smtp.gmail.com with ESMTPSA id x28sm1332730edd.83.2017.09.06.03.22.46 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 06 Sep 2017 03:22:46 -0700 (PDT) From: "=?UTF-8?q?Javier=20Gonz=C3=A1lez?=" X-Google-Original-From: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= To: mb@lightnvm.io, axboe@fb.com Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Javier=20Gonz=C3=A1lez?= Subject: [PATCH] lightnvm: Add error code for bad write pointer Date: Wed, 6 Sep 2017 12:22:38 +0200 Message-Id: <1504693358-12702-1-git-send-email-javier@cnexlabs.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add new error code introduced on the OCSSD spec 2.0 for write pointer mismatch on the device side. This indicates to the host that a write on a block (chunk) is not respecting the required sequentiality. Signed-off-by: Javier González --- include/linux/lightnvm.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h index 7dfa56ebbc6d..81b71c6d5873 100644 --- a/include/linux/lightnvm.h +++ b/include/linux/lightnvm.h @@ -102,7 +102,8 @@ enum { /* Status codes */ NVM_RSP_SUCCESS = 0x0, NVM_RSP_NOT_CHANGEABLE = 0x1, - NVM_RSP_ERR_FAILWRITE = 0x40ff, + NVM_RSP_ERR_FAILWRITE = 0x40ff, /* Generic write failure */ + NVM_RSP_ERR_FAILWP = 0x42f0, /* Write pointer failure */ NVM_RSP_ERR_EMPTYPAGE = 0x42ff, NVM_RSP_ERR_FAILECC = 0x4281, NVM_RSP_ERR_FAILCRC = 0x4004,