From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752840AbdIFKWv (ORCPT ); Wed, 6 Sep 2017 06:22:51 -0400 Received: from mail-wm0-f53.google.com ([74.125.82.53]:35902 "EHLO mail-wm0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752485AbdIFKWs (ORCPT ); Wed, 6 Sep 2017 06:22:48 -0400 X-Google-Smtp-Source: ADKCNb7G2saPugptVJOS1KX/bNo7PbyrCSEbjT3vbCqQIz7Fiv7wM/6+bWxC8A0Kd+f3ODJefa1nfA== 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 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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, -- 2.7.4