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Fri, 3 Jun 2022 19:54:29 +0000 (UTC) Received: from wout1-smtp.messagingengine.com (wout1-smtp.messagingengine.com [64.147.123.24]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-593-DPBJw4nWPNG2AIYB97HOSw-1; Fri, 03 Jun 2022 15:54:27 -0400 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.west.internal (Postfix) with ESMTP id 40A283200957; Fri, 3 Jun 2022 15:54:24 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Fri, 03 Jun 2022 15:54:26 -0400 Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 3 Jun 2022 15:54:21 -0400 (EDT) X-MC-Unique: 08LYlvKOOdSqkYTB07mKRQ-1 X-Original-To: libvir-list@listman.corp.redhat.com X-MC-Unique: DPBJw4nWPNG2AIYB97HOSw-1 X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvfedrleeigddugedtucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvvefufffkofgjfhgggfestdekredtredttdenucfhrhhomhepmfhlrghu shculfgvnhhsvghnuceoihhtshesihhrrhgvlhgvvhgrnhhtrdgukheqnecuggftrfgrth htvghrnhepjefgieelgfeiveehkeeuveehheekfeevgeeigfehfefgjeejhefffeegudej udegnecuvehluhhsthgvrhfuihiivgepudenucfrrghrrghmpehmrghilhhfrhhomhepih htshesihhrrhgvlhgvvhgrnhhtrdgukh X-ME-Proxy: Feedback-ID: idc91472f:Fastmail From: Klaus Jensen To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 05/11] hw/nvme: enforce common serial per subsystem Date: Fri, 3 Jun 2022 21:53:48 +0200 Message-Id: <20220603195354.705516-6-its@irrelevant.dk> In-Reply-To: <20220603195354.705516-1-its@irrelevant.dk> References: <20220603195354.705516-1-its@irrelevant.dk> MIME-Version: 1.0 X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , Fam Zheng , Stefan Hajnoczi , qemu-block@nongnu.org, libvir-list@redhat.com, Klaus Jensen , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Yanan Wang , Keith Busch , Hanna Reitz , Marcel Apfelbaum , Klaus Jensen , Kevin Wolf , Christoph Hellwig Errors-To: libvir-list-bounces@redhat.com Sender: "libvir-list" X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=libvir-list-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZM-MESSAGEID: 1654286082840100001 Content-Type: text/plain; charset="utf-8"; x-default="true" From: Klaus Jensen The Identify Controller Serial Number (SN) is the serial number for the NVM subsystem and must be the same across all controller in the NVM subsystem. Enforce this. Reviewed-by: Christoph Hellwig Reviewed-by: Keith Busch Signed-off-by: Klaus Jensen --- hw/nvme/nvme.h | 1 + hw/nvme/subsys.c | 7 +++++++ 2 files changed, 8 insertions(+) diff --git a/hw/nvme/nvme.h b/hw/nvme/nvme.h index 677381932569..e41771604f59 100644 --- a/hw/nvme/nvme.h +++ b/hw/nvme/nvme.h @@ -48,6 +48,7 @@ typedef struct NvmeSubsystem { DeviceState parent_obj; NvmeBus bus; uint8_t subnqn[256]; + char *serial; =20 NvmeCtrl *ctrls[NVME_MAX_CONTROLLERS]; NvmeNamespace *namespaces[NVME_MAX_NAMESPACES + 1]; diff --git a/hw/nvme/subsys.c b/hw/nvme/subsys.c index fb58d639504e..691a90d20947 100644 --- a/hw/nvme/subsys.c +++ b/hw/nvme/subsys.c @@ -27,6 +27,13 @@ int nvme_subsys_register_ctrl(NvmeCtrl *n, Error **errp) return -1; } =20 + if (!subsys->serial) { + subsys->serial =3D g_strdup(n->params.serial); + } else if (strcmp(subsys->serial, n->params.serial)) { + error_setg(errp, "invalid controller serial"); + return -1; + } + subsys->ctrls[cntlid] =3D n; =20 for (nsid =3D 1; nsid < ARRAY_SIZE(subsys->namespaces); nsid++) { --=20 2.36.1