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Wed, 15 Apr 2020 01:53:31 -0400 Received: from charlie.dont.surf ([128.199.63.193]:47606) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1jOazH-0002lj-43; Wed, 15 Apr 2020 01:53:27 -0400 Received: from apples.local (80-167-98-190-cable.dk.customer.tdc.net [80.167.98.190]) by charlie.dont.surf (Postfix) with ESMTPSA id E39BABFE23; Wed, 15 Apr 2020 05:52:35 +0000 (UTC) From: Klaus Jensen To: qemu-block@nongnu.org Subject: [PATCH v7 48/48] nvme: make lba data size configurable Date: Wed, 15 Apr 2020 07:51:40 +0200 Message-Id: <20200415055140.466900-49-its@irrelevant.dk> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200415055140.466900-1-its@irrelevant.dk> References: <20200415055140.466900-1-its@irrelevant.dk> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 128.199.63.193 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Beata Michalska , Klaus Jensen , qemu-devel@nongnu.org, Max Reitz , Klaus Jensen , Keith Busch , Javier Gonzalez , Maxim Levitsky Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" From: Klaus Jensen Signed-off-by: Klaus Jensen Acked-by: Keith Busch Reviewed-by: Maxim Levitsky Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/block/nvme-ns.c | 7 ++++++- hw/block/nvme-ns.h | 4 +++- hw/block/nvme.c | 1 + 3 files changed, 10 insertions(+), 2 deletions(-) diff --git a/hw/block/nvme-ns.c b/hw/block/nvme-ns.c index bd64d4a94632..d34b6b2439f1 100644 --- a/hw/block/nvme-ns.c +++ b/hw/block/nvme-ns.c @@ -18,7 +18,7 @@ static int nvme_ns_init(NvmeNamespace *ns) { NvmeIdNs *id_ns =3D &ns->id_ns; =20 - id_ns->lbaf[0].ds =3D BDRV_SECTOR_BITS; + id_ns->lbaf[0].ds =3D ns->params.lbads; id_ns->nsze =3D cpu_to_le64(nvme_ns_nlbas(ns)); =20 /* no thin provisioning */ @@ -78,6 +78,11 @@ static int nvme_ns_check_constraints(NvmeNamespace *ns, = Error **errp) return -1; } =20 + if (ns->params.lbads < 9 || ns->params.lbads > 12) { + error_setg(errp, "unsupported lbads (supported: 9-12)"); + return 1; + } + return 0; } =20 diff --git a/hw/block/nvme-ns.h b/hw/block/nvme-ns.h index 3c3651d485d0..43b78f8b8d9c 100644 --- a/hw/block/nvme-ns.h +++ b/hw/block/nvme-ns.h @@ -7,10 +7,12 @@ =20 #define DEFINE_NVME_NS_PROPERTIES(_state, _props) \ DEFINE_PROP_DRIVE("drive", _state, blk), \ - DEFINE_PROP_UINT32("nsid", _state, _props.nsid, 0) + DEFINE_PROP_UINT32("nsid", _state, _props.nsid, 0), \ + DEFINE_PROP_UINT8("lbads", _state, _props.lbads, BDRV_SECTOR_BITS) =20 typedef struct NvmeNamespaceParams { uint32_t nsid; + uint8_t lbads; } NvmeNamespaceParams; =20 typedef struct NvmeNamespace { diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 40a400333828..dd2759a4ce2e 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -2690,6 +2690,7 @@ static void nvme_realize(PCIDevice *pci_dev, Error **= errp) if (n->namespace.blk) { ns =3D &n->namespace; ns->params.nsid =3D 1; + ns->params.lbads =3D BDRV_SECTOR_BITS; =20 if (nvme_ns_setup(n, ns, errp)) { return; --=20 2.26.0