From patchwork Fri May 31 03:34:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Changqi Lu X-Patchwork-Id: 13681090 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 711CAC25B74 for ; Fri, 31 May 2024 03:36:58 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sCt3b-0007X9-FS; Thu, 30 May 2024 23:35:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sCt3a-0007Wh-I3 for qemu-devel@nongnu.org; Thu, 30 May 2024 23:35:54 -0400 Received: from mail-pg1-x529.google.com ([2607:f8b0:4864:20::529]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sCt3Y-0003FR-T1 for qemu-devel@nongnu.org; Thu, 30 May 2024 23:35:54 -0400 Received: by mail-pg1-x529.google.com with SMTP id 41be03b00d2f7-6c3129527d1so452134a12.3 for ; Thu, 30 May 2024 20:35:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1717126551; x=1717731351; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=GBe1c4jIkfsliWme3g4HTOmn9856JIh7QYN+Y7HLgGY=; b=GQpoh8uAmPW2qj5Zk7g5j578u1sv1C6hpLppx5yfCRfNy/vkHUsgleGTc6jZoNnZ/a fcnuCbH+lhEsKa4ZYsqn8K2A2k5vmcytIsbVGaw1MwC5cepLt7th8/RsZIZdjHVTSUpV F/kj0QByRlNShHfREndR3XikEiHdUnwi/vsOEnhopI8ObZ5pQ7Cev9PYBdcrH08r06Lq HOK45JpIV1Na1TaiN2dg5sW6s7BFSiNKHaqxZf/Syz4cxBxpFPEZWJjZBgfoSS1BO4gP pddJf6va9WTTjPz1MBVSr/WC7UzD9vBQt2tqWr79dzh/o8H+0embLTFmwZNNukSGry9X fEhQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717126551; x=1717731351; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=GBe1c4jIkfsliWme3g4HTOmn9856JIh7QYN+Y7HLgGY=; b=X62Dt5wXadQnY0v4JCvYgqf9QY9CTrkBkfQU+dAP83QGneaaLRd2dWfAGN2Q0oMuYY /LrXMu0VI/jdQaY29eM14EWXVKQlziAwSxA4hP8Z97y38awPu0aTelXSOd8QC0RqRie9 zo49Aqh288tjYm105ZYGprdNaxulDxcFu5QsIR086y/7VgaJ11u4Pmqs8k+LyykVVvJy ixXEvTfW/4qnLc9ntiBv6S+f0LNzHRA87/ggiVZAxAOKPECXq4fTEH8nmrVNpcjVafex W2IDh3RJNkY5IxMm1nzMy4TiXEt/kFHVv91wH8zPwlDx0EbY7TGkJvCkma2RW3Zt693G 4FJw== X-Forwarded-Encrypted: i=1; AJvYcCVeQ7Ulum4D7pX/O1to7XUBE+VEMKE7tRLNrR5llTW7HFZGJAEE8cwKqRKxRAx6KxZHdQjW6jYZ91Fo3Q1MLLuN3c9NPDw= X-Gm-Message-State: AOJu0Yz3pzyv7hOCQAEnnJxCOJBlOXqe8R+o9sdux0AzF3EOD0eMGy7q ZmhKOyNb7A06bjlIiwrpPcaP+mkYfmP8aBwpDRhFgZZJd/m6cFsoBrL8swlaxdY= X-Google-Smtp-Source: AGHT+IEYuYM4X6L5igngutiuC4kIxnUrvSe2ij60kQ3j6v4nz4xQxsIDOuONHo5kLU5G/31Ue5ZiZw== X-Received: by 2002:a05:6a20:244f:b0:1af:a512:2777 with SMTP id adf61e73a8af0-1b26f17c7c7mr1174300637.36.1717126551468; Thu, 30 May 2024 20:35:51 -0700 (PDT) Received: from n37-006-243.byted.org ([180.184.51.142]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2c1a777e989sm2457629a91.29.2024.05.30.20.35.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 May 2024 20:35:51 -0700 (PDT) From: Changqi Lu To: qemu-block@nongnu.org, qemu-devel@nongnu.org Cc: kwolf@redhat.com, hreitz@redhat.com, stefanha@redhat.com, fam@euphon.net, ronniesahlberg@gmail.com, pbonzini@redhat.com, pl@dlhnet.de, kbusch@kernel.org, its@irrelevant.dk, foss@defmacro.it, philmd@linaro.org, pizhenwei@bytedance.com, Changqi Lu Subject: [PATCH v4 03/10] scsi/constant: add persistent reservation in/out protocol constants Date: Fri, 31 May 2024 11:34:48 +0800 Message-Id: <20240531033455.3774806-4-luchangqi.123@bytedance.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20240531033455.3774806-1-luchangqi.123@bytedance.com> References: <20240531033455.3774806-1-luchangqi.123@bytedance.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::529; envelope-from=luchangqi.123@bytedance.com; helo=mail-pg1-x529.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Add constants for the persistent reservation in/out protocol in the scsi/constant module. The constants include the persistent reservation command, type, and scope values defined in sections 6.13 and 6.14 of the SCSI Primary Commands-4 (SPC-4) specification. Signed-off-by: Changqi Lu Signed-off-by: zhenwei pi --- include/scsi/constants.h | 52 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/include/scsi/constants.h b/include/scsi/constants.h index 9b98451912..922a314535 100644 --- a/include/scsi/constants.h +++ b/include/scsi/constants.h @@ -319,4 +319,56 @@ #define IDENT_DESCR_TGT_DESCR_SIZE 32 #define XCOPY_BLK2BLK_SEG_DESC_SIZE 28 +typedef enum { + SCSI_PR_WRITE_EXCLUSIVE = 0x01, + SCSI_PR_EXCLUSIVE_ACCESS = 0x03, + SCSI_PR_WRITE_EXCLUSIVE_REGS_ONLY = 0x05, + SCSI_PR_EXCLUSIVE_ACCESS_REGS_ONLY = 0x06, + SCSI_PR_WRITE_EXCLUSIVE_ALL_REGS = 0x07, + SCSI_PR_EXCLUSIVE_ACCESS_ALL_REGS = 0x08, +} SCSIPrType; + +typedef enum { + SCSI_PR_LU_SCOPE = 0x00, +} SCSIPrScope; + +typedef enum { + SCSI_PR_OUT_REGISTER = 0x0, + SCSI_PR_OUT_RESERVE = 0x1, + SCSI_PR_OUT_RELEASE = 0x2, + SCSI_PR_OUT_CLEAR = 0x3, + SCSI_PR_OUT_PREEMPT = 0x4, + SCSI_PR_OUT_PREEMPT_AND_ABORT = 0x5, + SCSI_PR_OUT_REG_AND_IGNORE_KEY = 0x6, + SCSI_PR_OUT_REG_AND_MOVE = 0x7, +} SCSIPrOutAction; + +typedef enum { + SCSI_PR_IN_READ_KEYS = 0x0, + SCSI_PR_IN_READ_RESERVATION = 0x1, + SCSI_PR_IN_REPORT_CAPABILITIES = 0x2, +} SCSIPrInAction; + +typedef enum { + /* Exclusive Access All Registrants reservation type */ + SCSI_PR_CAP_EX_AC_AR = 1 << 0, + /* Write Exclusive reservation type */ + SCSI_PR_CAP_WR_EX = 1 << 9, + /* Exclusive Access reservation type */ + SCSI_PR_CAP_EX_AC = 1 << 11, + /* Write Exclusive Registrants Only reservation type */ + SCSI_PR_CAP_WR_EX_RO = 1 << 13, + /* Exclusive Access Registrants Only reservation type */ + SCSI_PR_CAP_EX_AC_RO = 1 << 14, + /* Write Exclusive All Registrants reservation type */ + SCSI_PR_CAP_WR_EX_AR = 1 << 15, + + SCSI_PR_CAP_ALL = (SCSI_PR_CAP_EX_AC_AR | + SCSI_PR_CAP_WR_EX | + SCSI_PR_CAP_EX_AC | + SCSI_PR_CAP_WR_EX_RO | + SCSI_PR_CAP_EX_AC_RO | + SCSI_PR_CAP_WR_EX_AR), +} SCSIPrCap; + #endif