From patchwork Mon Mar 17 05:33:00 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nicholas A. Bellinger" X-Patchwork-Id: 3841381 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A379FBF540 for ; Mon, 17 Mar 2014 05:56:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C7117201C0 for ; Mon, 17 Mar 2014 05:56:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CD9FD201B4 for ; Mon, 17 Mar 2014 05:56:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756247AbaCQFzq (ORCPT ); Mon, 17 Mar 2014 01:55:46 -0400 Received: from mail-ob0-f171.google.com ([209.85.214.171]:52490 "EHLO mail-ob0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756186AbaCQFzn (ORCPT ); Mon, 17 Mar 2014 01:55:43 -0400 Received: by mail-ob0-f171.google.com with SMTP id wn1so5087664obc.16 for ; Sun, 16 Mar 2014 22:55:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=nOwCb+A8IL/0yX+jhKzSJKQgztVwuj16JrDh9+fbVa8=; b=Te89zGxHKJ/SEQCD4aHbDqHroAcRk2zJAQlugaFbpiNwnaebwG6+2SVcM/tGfDzmFE Ujx2OmPkuPD/JrTzKXYbhw6mUTYQeEyksqgjQZZF/Ep6I4p2+tuJ4RG3YDZfvUzCdtzY GW7GW5kbqAX1NNs3HUiHn/wPjl3oaOuygUJCIxkkT3FiFIxpMKaD++G5ASDiS4bP4ZM2 PUd8HDeFBdNDtr5eqb90s2B8iOM4rs/JXeNsJqJabnrF6646inhUjqm2zHDNAjpkaOxm ksp6riKv0wnQKh4tlRZ2FqUTnHGxDY8FELg83TDL0eI7T29M7a6JUTyyH48/Fx2p1zFM T/6w== X-Gm-Message-State: ALoCoQlydlb/tZoO/uISUJ62mWoLkWhHrIyXhb1Y+u7NH3W5WMkejCv5u1rf6MUxzSic75VnGo/G X-Received: by 10.60.103.146 with SMTP id fw18mr14958532oeb.32.1395035742927; Sun, 16 Mar 2014 22:55:42 -0700 (PDT) Received: from localhost.localdomain (mail.linux-iscsi.org. [67.23.28.174]) by mx.google.com with ESMTPSA id f9sm4915749obm.2.2014.03.16.22.55.41 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Sun, 16 Mar 2014 22:55:42 -0700 (PDT) From: "Nicholas A. Bellinger" To: target-devel Cc: linux-scsi , linux-kernel , kvm-devel , "Michael S. Tsirkin" , Paolo Bonzini , "Martin K. Petersen" , Christoph Hellwig , Hannes Reinecke , Sagi Grimberg , "H. Peter Anvin" , Nicholas Bellinger , Sagi Grimberg Subject: [RFCv2 6/7] vhost/scsi: Add new VIRTIO_SCSI_F_T10_PI feature bit Date: Mon, 17 Mar 2014 05:33:00 +0000 Message-Id: <1395034381-656-7-git-send-email-nab@daterainc.com> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1395034381-656-1-git-send-email-nab@daterainc.com> References: <1395034381-656-1-git-send-email-nab@daterainc.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Nicholas Bellinger This patch adds a VIRTIO_SCSI_F_T10_PI feature bit for signaling host support of accepting T10 protection information SGLs from virtio-scsi guest. Cc: Michael S. Tsirkin Cc: Paolo Bonzini Cc: Martin K. Petersen Cc: Christoph Hellwig Cc: Hannes Reinecke Cc: Sagi Grimberg Cc: H. Peter Anvin Signed-off-by: Nicholas Bellinger --- drivers/vhost/scsi.c | 3 ++- include/linux/virtio_scsi.h | 1 + 2 files changed, 3 insertions(+), 1 deletions(-) diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 00903dc..f9bbc5e6 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -169,7 +169,8 @@ enum { }; enum { - VHOST_SCSI_FEATURES = VHOST_FEATURES | (1ULL << VIRTIO_SCSI_F_HOTPLUG) + VHOST_SCSI_FEATURES = VHOST_FEATURES | (1ULL << VIRTIO_SCSI_F_HOTPLUG) | + (1ULL << VIRTIO_SCSI_F_T10_PI) }; #define VHOST_SCSI_MAX_TARGET 256 diff --git a/include/linux/virtio_scsi.h b/include/linux/virtio_scsi.h index 4dc5998..e674b2b 100644 --- a/include/linux/virtio_scsi.h +++ b/include/linux/virtio_scsi.h @@ -109,6 +109,7 @@ struct virtio_scsi_config { #define VIRTIO_SCSI_F_INOUT 0 #define VIRTIO_SCSI_F_HOTPLUG 1 #define VIRTIO_SCSI_F_CHANGE 2 +#define VIRTIO_SCSI_F_T10_PI 3 /* Response codes */ #define VIRTIO_SCSI_S_OK 0