From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from NAM03-DM3-obe.outbound.protection.outlook.com (mail-dm3nam03on0070.outbound.protection.outlook.com [104.47.41.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 8E5D420945C16 for ; Thu, 14 Sep 2017 04:05:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector1-amd-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=Jimm7+PxEqjmN3bbzmeNes/tt4gmp0eVPUb2Bxy6vP0=; b=r05ICwOURJdRbni8SejRCnU7qU9BAeuFNI9GTS4f35FMrVZiAwbHqOF45oTz0zIk8vFsX8GTonEN7BOgaxtqBpQThI/G1fXe7KeGjYu/rC3KSFQD/USvsunJpLTF63iPMZRKigrvDjCrWePXS+gX7CKvgdhaQI7sEXqUrZtL4GU= Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=brijesh.singh@amd.com; Received: from ubuntu-010236106000.amd.com (165.204.78.1) by DM2PR12MB0156.namprd12.prod.outlook.com (2a01:111:e400:50ce::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.35.12; Thu, 14 Sep 2017 11:08:36 +0000 From: Brijesh Singh To: edk2-devel@lists.01.org Cc: Brijesh Singh , Ard Biesheuvel , Jordan Justen , Tom Lendacky , Laszlo Ersek Date: Thu, 14 Sep 2017 06:08:16 -0500 Message-Id: <20170914110822.112540-3-brijesh.singh@amd.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20170914110822.112540-1-brijesh.singh@amd.com> References: <20170914110822.112540-1-brijesh.singh@amd.com> MIME-Version: 1.0 X-Originating-IP: [165.204.78.1] X-ClientProxiedBy: BN6PR08CA0083.namprd08.prod.outlook.com (2603:10b6:404:b6::21) To DM2PR12MB0156.namprd12.prod.outlook.com (2a01:111:e400:50ce::19) X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: bf165e08-077b-48a1-4168-08d4fb60f278 X-MS-Office365-Filtering-HT: Tenant X-Microsoft-Antispam: UriScan:; BCL:0; PCL:0; RULEID:(300000500095)(300135000095)(300000501095)(300135300095)(22001)(300000502095)(300135100095)(2017030254152)(48565401081)(300000503095)(300135400095)(2017052603199)(201703131423075)(201703031133081)(201702281549075)(300000504095)(300135200095)(300000505095)(300135600095)(300000506095)(300135500095); SRVR:DM2PR12MB0156; X-Microsoft-Exchange-Diagnostics: 1; DM2PR12MB0156; 3:OXGjTiq+N7KnF02dUkNmhJ5JQk6D+OYttZ510IJ92GxM55CVMaB20rshheK4sfPaIi0MALG15I3gbecwMGhUiF93sQVwBxudbHJ3pZ5pO7reDI61FSYhZJ8gnNecXXNsjpRK4wirJ3wOA8acEKXfH4qCFJZ0H7MYypbd91UdnfbhDdtuAcPjuiZEM38pmYFJ4yUnsebOd+MLPWu5nj5QV6AuhjRC3ST1Piu6U4tHZGm0dkFVcyvcte5KZa2h8oQr; 25:+VnKMe/7n7lEcdQxyQqnpSj/djK/HkU4sIKYJxoxHW+PQwFT65PmJjgjjY6xXEuPpJ139ZHspFcXBeJYTA5wCHgvpcMMaeeb8aOKONAQUAtFR1t1sHGaL9bLM0nvOnyYrivPntHGvvEk5SxOFHXhA4w/pAgUMY+rEGaVrfKfpfzpGdn3P3vsNGgPINp08k4HEeX9DXdsLsMD+81GZciyJO5u/7IgSyfYUerFxc+C5WkDAJhFEfJeM5rZ+Q8dHxOrhpGk6OMB8ni0x3BAMqFl8BA1aTX5H5hHH7OZjh2SWgY4GrsV+smZtEL2gZQzHz2rXX0rxnJpa+E+NWZP1LQd5g==; 31:wZTHu5KljgiAe5p/gEp7ZbDtlzoOrEnKUPWj7lz0a3rcSipRrfoS/Eldi9Eo4MlThtgv4gnkCrGx275wG1p5bmfHZyTryJkoLVUI8bMYewmjM9wTbiqCAtGT6auH+zmr4D02pEaKMEqccqUmfkpUl3IoKKyF/Apx0qeS/EgNRa1VxL/QMdopEFCN63kfjwHM+AJB+Vwn8LUe5WrvK3YjgqnLDOZckMNI3MCeH63ogBE= X-MS-TrafficTypeDiagnostic: DM2PR12MB0156: X-Microsoft-Exchange-Diagnostics: 1; DM2PR12MB0156; 20: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; 4:ufkkVQaSsiId7C9CV+Fg62kztNarnOzekm/W90VYgzyXy+YDs0xoTYq72mrKjUwM5yzY2/lsaIn2CJjJWTEQUOMMnSRMfFTBt4YZgXFp2CdUg6WynhUwzC1fbE7hXrHolzsprZIt44WAEpQI3KnqI3yiCyE8falAPQG6YSqL+2bujHjfKF9BAs4tnzY1gVqLpIoyY8mjA1fEEFBEB7UMM69yDhAtRygFRWNjWyU9z6IHIqYXZ2pckMJe3mXXNnKsPXjXmqNEhFkpgdpr1dNiP+kdnJKr7A0gXssCEWvHX004v0Gt1GuH5pe1LO6nJXKaj4AWZEqV6wLkJcMwmmA/8VUV5xsbEWrECll5kWiIlLE= X-Exchange-Antispam-Report-Test: UriScan:(767451399110)(228905959029699)(17755550239193); X-Microsoft-Antispam-PRVS: X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:(100000700101)(100105000095)(100000701101)(100105300095)(100000702101)(100105100095)(6040450)(2401047)(8121501046)(5005006)(10201501046)(93006095)(93001095)(3002001)(100000703101)(100105400095)(6055026)(6041248)(20161123555025)(201703131423075)(201702281528075)(201703061421075)(201703061406153)(20161123560025)(20161123558100)(20161123564025)(20161123562025)(6072148)(201708071742011)(100000704101)(100105200095)(100000705101)(100105500095); SRVR:DM2PR12MB0156; BCL:0; PCL:0; RULEID:(100000800101)(100110000095)(100000801101)(100110300095)(100000802101)(100110100095)(100000803101)(100110400095)(100000804101)(100110200095)(100000805101)(100110500095); SRVR:DM2PR12MB0156; X-Forefront-PRVS: 0430FA5CB7 X-Forefront-Antispam-Report: SFV:NSPM; SFS:(10009020)(6009001)(346002)(376002)(39860400002)(189002)(199003)(51234002)(189998001)(50986999)(76176999)(105586002)(106356001)(33646002)(2361001)(2351001)(5660300001)(6666003)(6916009)(2950100002)(6116002)(25786009)(36756003)(1076002)(101416001)(68736007)(3846002)(53416004)(16586007)(6486002)(478600001)(97736004)(50226002)(110136004)(81156014)(47776003)(48376002)(16526017)(81166006)(54906002)(8676002)(8936002)(7736002)(316002)(305945005)(2906002)(4326008)(53936002)(86362001)(5003940100001)(50466002)(66066001)(575784001); DIR:OUT; SFP:1101; SCL:1; SRVR:DM2PR12MB0156; H:ubuntu-010236106000.amd.com; FPR:; SPF:None; PTR:InfoNoRecords; MX:1; A:1; LANG:en; Received-SPF: None (protection.outlook.com: amd.com does not designate permitted sender hosts) X-Microsoft-Exchange-Diagnostics: =?us-ascii?Q?1; DM2PR12MB0156; 23:DlPhVYUk71Cu+wmLb2HoozENvVZMnFMK0aYDcl2hS?= =?us-ascii?Q?QfKYNPHm7wCexLP/C1I4Zb37ahZKamBjN+DN3SKtEFRJHSkI2U4K8usAlP66?= =?us-ascii?Q?7zPc91gGWS0qwMCG7Q68eSbtOWH8mku5f5nf4ObHA/4k4OZ+FwEapXM3oKWD?= =?us-ascii?Q?bR5mbEnCy8FegQ9UUerlHJwI2h5/jjhRXptLg2vqJp8v/z6qyYnnM9uCp0X3?= =?us-ascii?Q?KB3WnjBdF7cQA06aiRRsfCJv0/dl7GorRF8TcEQq6K56A308JzxbGvxi9vUA?= =?us-ascii?Q?gJv2ojtHp2aYbqZuXoHW+0JeIQrgZDFaFMuVTkGb2AKwSkq6udi6b2WWUI7b?= =?us-ascii?Q?XX25sxm9iQSJF9E9expWKcxco8EeJh4qraiAEu8PGCapjiaVIN0zABmCUIn2?= =?us-ascii?Q?T67fCwfsm/JONuQODGYULdSbRP7nBaqHQdnL3uCX6cWwxt0zbAwACKJvbKia?= =?us-ascii?Q?gaA0lCWuBkzkHZ6pQszo7avM9WK/n68SIB8KOHKfWqqPnfSq7o6SU3hg8UbU?= =?us-ascii?Q?pk6tscO7kH37elPuNYxDd3sUkdz55Y7BU3ShzYXXhYtEZcZsDgiGMPUjYjah?= =?us-ascii?Q?CkS3agY0bFp/gGDPyx1qZKIzdwuJgvXlgIvbW8lsC2P2CBnZYZxnPrxAJ3/Y?= =?us-ascii?Q?YBYVeamTTwLPhDUk6fIlVPBBG7lf2diAE6F2iAZ4OIKwsR7NtlUczi+JS2ed?= =?us-ascii?Q?OzjsvDnvif2uF+MJsvaLfQA7V74Y3x2BNXF/C4dt+6ZXIQmHMAWD1LJgup66?= =?us-ascii?Q?bgNC5YCm3QX+vrqAzr+5TCIWXL6p2XcgT7CHv07oKnbbYlI1f8+PDlm8fetJ?= =?us-ascii?Q?AVJA6KJ0/Gk7UQEXAqGySXbZ94elKW64sWFqeOEf95WnQZ8TkuuLtkP1O9XC?= =?us-ascii?Q?k1ug8/x9RmJyclmwp2giKpTniQG+6ijwPIv3MiUC7wkUhYP7ThguENlT05wH?= =?us-ascii?Q?fJHU3HGjyJxcK2WPJEkkcy3Du1Hu+cjd2ERZVHTplYah+ZEi50kBuTf2abvZ?= =?us-ascii?Q?DmV3O+AEZSwkuioz5JOdXMLgQ4z7YSPpqMnlZN6nhi4eqnwEzDtC62eu8IQn?= =?us-ascii?Q?LLXXdN2QGAvhYOpjW9U11MMgfNq3H6eBWgfMKUH/m1ArA5nKnX2UCWHiM0TQ?= =?us-ascii?Q?hxZ91UIUgnJ0bsjuxpqPTmM7mPX7uOSaERpuoX7x9UfTTTU0hLWYZJF0XN3b?= =?us-ascii?Q?4PsEGE5a/DT6B6vi2Ep95m2Y9v5Y2D8k3eoKwzcgmkdR5De0YT7DtknmA=3D?= =?us-ascii?Q?=3D?= X-Microsoft-Exchange-Diagnostics: 1; DM2PR12MB0156; 6:U7fyWTbCfOEdZxVriFo2a+dTl84cX+VKHXM3f62taBuXKsOj0fnUrmIr7OpBTwDsiDeRH0FOd0HZzR3ZKw7+sR8Ke12Ksyc1KbUDRpJ+2qSWPNAtqv2hsSbQxuERt+DcS5ZTgBzaJ8ZVSxzQ0da322A73t8lHcm0Xvw7/FJarNL8F7CzUF+lRbdInoEvpaTlEov92F8n87puSKrP9P0cwg1u7/tA3R93E+zExNzIggIbg8NeHd9czKa/b9MCDToq3Z+aha2peQyaF14t6KFb27ImBLLh8g1YIaCNG6/9oL3KwkhFoss2YPvl0HvD6v4TmImvPk1FU3o0oqeFgHH0tA==; 5:XoRyx6PQqZsILsrzUYXpQSgCYbpMVUQdmi8+4DRwCwqX+cYR8BHTVBDNpCpyKOwfIog42D7kygQg7V8tJAHHoH9eHa52nKNoPiKhnqjLkptxHhaBqRNo20jl+gqdZTj+WBdPBhx8ZgJzk8C2I5YJzQ==; 24:VdkQD5e8P4uEvDP9rg7dcM5ZmnrErGDlL5QbvoamMCiaGibSOi9R6duT3CT/Zp9OHiSq0hS5oaB4bBJcHkU+XWeozEB2M5rxei8gsziPs6Q=; 7:wmM4bnciHi2s2ki47YsnMGpl+eq/z9iBH9LBI0YCpXL1VvxtbS8sdF5efxawJE7AR2+cjNTIpxlDsbQIJbQ4E50+ulNvmR9lEMf1PkuODphWjmpyrqifhfjeaYYUTo+tZJG8nRvwSq6fJJmoHsJo+dwJQtFZZYAYQJyuK2ut9thb8enno6AUFY5jCN4Lr6BNX8P+Avvg8+AfztukiCrTtn+ecbGqjmMJBG8VyT13qjA= SpamDiagnosticOutput: 1:99 SpamDiagnosticMetadata: NSPM X-Microsoft-Exchange-Diagnostics: 1; DM2PR12MB0156; 20:5lWNQTB4cR7h4zRISfVGGW6R8F30pAlMsV2IcTd+yITTadaxk65bXkDzT5sJOzHr4bHK3jCG9U53DuTnlZ76q6xZMd6jBSpR6ER0A89vW1We4gl7pdLXPqMPdHtQk5RLd/NTXcNC4JEa85ksIO31Lkr6jgZCXuL4dckCFAYkHmzPuaa/5WCLSTIEhO+hM9YymaNIkoVbrJ35FX8xBoECAGZ04zJI38qsAw5y+R7PRkorhGiet0eCrmBweDPK4Sg6 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Sep 2017 11:08:36.3232 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM2PR12MB0156 Subject: [PATCH v3 2/8] OvmfPkg/VirtioNetDxe: map VRINGs using VirtioRingMap() X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 Sep 2017 11:05:39 -0000 Content-Type: text/plain When device is behind the IOMMU then driver need to pass the device address when programing the bus master. The patch uses VirtioRingMap() to map the VRING system physical address[es] to device address[es]. Cc: Ard Biesheuvel Cc: Jordan Justen Cc: Tom Lendacky Cc: Laszlo Ersek Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Brijesh Singh --- OvmfPkg/VirtioNetDxe/VirtioNet.h | 7 ++- OvmfPkg/VirtioNetDxe/SnpInitialize.c | 50 +++++++++++++++----- OvmfPkg/VirtioNetDxe/SnpSharedHelpers.c | 10 ++-- OvmfPkg/VirtioNetDxe/SnpShutdown.c | 4 +- OvmfPkg/VirtioNetDxe/TechNotes.txt | 5 +- 5 files changed, 57 insertions(+), 19 deletions(-) diff --git a/OvmfPkg/VirtioNetDxe/VirtioNet.h b/OvmfPkg/VirtioNetDxe/VirtioNet.h index 87a0f06e01a4..6762fc9d1d6e 100644 --- a/OvmfPkg/VirtioNetDxe/VirtioNet.h +++ b/OvmfPkg/VirtioNetDxe/VirtioNet.h @@ -82,10 +82,14 @@ typedef struct { EFI_HANDLE MacHandle; // VirtioNetDriverBindingStart VRING RxRing; // VirtioNetInitRing + VOID *RxRingMap; // VirtioRingMap and + // VirtioNetInitRing UINT8 *RxBuf; // VirtioNetInitRx UINT16 RxLastUsed; // VirtioNetInitRx VRING TxRing; // VirtioNetInitRing + VOID *TxRingMap; // VirtioRingMap and + // VirtioNetInitRing UINT16 TxMaxPending; // VirtioNetInitTx UINT16 TxCurPending; // VirtioNetInitTx UINT16 *TxFreeStack; // VirtioNetInitTx @@ -267,7 +271,8 @@ VOID EFIAPI VirtioNetUninitRing ( IN OUT VNET_DEV *Dev, - IN OUT VRING *Ring + IN OUT VRING *Ring, + IN VOID *RingMap ); // diff --git a/OvmfPkg/VirtioNetDxe/SnpInitialize.c b/OvmfPkg/VirtioNetDxe/SnpInitialize.c index 637c978709fd..8eabdbff6f5e 100644 --- a/OvmfPkg/VirtioNetDxe/SnpInitialize.c +++ b/OvmfPkg/VirtioNetDxe/SnpInitialize.c @@ -35,11 +35,13 @@ the network device. @param[out] Ring The virtio-ring inside the VNET_DEV structure, corresponding to Selector. + @param[out] Mapping A resulting token to pass to VirtioNetUninitRing() @retval EFI_UNSUPPORTED The queue size reported by the virtio-net device is too small. @return Status codes from VIRTIO_CFG_WRITE(), - VIRTIO_CFG_READ() and VirtioRingInit(). + VIRTIO_CFG_READ(), VirtioRingInit() and + VirtioRingMap(). @retval EFI_SUCCESS Ring initialized. */ @@ -49,11 +51,14 @@ EFIAPI VirtioNetInitRing ( IN OUT VNET_DEV *Dev, IN UINT16 Selector, - OUT VRING *Ring + OUT VRING *Ring, + OUT VOID **Mapping ) { EFI_STATUS Status; UINT16 QueueSize; + UINT64 RingBaseShift; + VOID *MapInfo; // // step 4b -- allocate selected queue @@ -80,29 +85,42 @@ VirtioNetInitRing ( } // + // If anything fails from here on, we must release the ring resources. + // + Status = VirtioRingMap (Dev->VirtIo, Ring, &RingBaseShift, &MapInfo); + if (EFI_ERROR (Status)) { + goto ReleaseQueue; + } + + // // Additional steps for MMIO: align the queue appropriately, and set the - // size. If anything fails from here on, we must release the ring resources. + // size. If anything fails from here on, we must unmap the ring resources. // Status = Dev->VirtIo->SetQueueNum (Dev->VirtIo, QueueSize); if (EFI_ERROR (Status)) { - goto ReleaseQueue; + goto UnmapQueue; } Status = Dev->VirtIo->SetQueueAlign (Dev->VirtIo, EFI_PAGE_SIZE); if (EFI_ERROR (Status)) { - goto ReleaseQueue; + goto UnmapQueue; } // // step 4c -- report GPFN (guest-physical frame number) of queue // - Status = Dev->VirtIo->SetQueueAddress (Dev->VirtIo, Ring, 0); + Status = Dev->VirtIo->SetQueueAddress (Dev->VirtIo, Ring, RingBaseShift); if (EFI_ERROR (Status)) { - goto ReleaseQueue; + goto UnmapQueue; } + *Mapping = MapInfo; + return EFI_SUCCESS; +UnmapQueue: + Dev->VirtIo->UnmapSharedBuffer (Dev->VirtIo, MapInfo); + ReleaseQueue: VirtioRingUninit (Dev->VirtIo, Ring); @@ -456,12 +474,22 @@ VirtioNetInitialize ( // // step 4b, 4c -- allocate and report virtqueues // - Status = VirtioNetInitRing (Dev, VIRTIO_NET_Q_RX, &Dev->RxRing); + Status = VirtioNetInitRing ( + Dev, + VIRTIO_NET_Q_RX, + &Dev->RxRing, + &Dev->RxRingMap + ); if (EFI_ERROR (Status)) { goto DeviceFailed; } - Status = VirtioNetInitRing (Dev, VIRTIO_NET_Q_TX, &Dev->TxRing); + Status = VirtioNetInitRing ( + Dev, + VIRTIO_NET_Q_TX, + &Dev->TxRing, + &Dev->TxRingMap + ); if (EFI_ERROR (Status)) { goto ReleaseRxRing; } @@ -510,10 +538,10 @@ AbortDevice: Dev->VirtIo->SetDeviceStatus (Dev->VirtIo, 0); ReleaseTxRing: - VirtioNetUninitRing (Dev, &Dev->TxRing); + VirtioNetUninitRing (Dev, &Dev->TxRing, Dev->TxRingMap); ReleaseRxRing: - VirtioNetUninitRing (Dev, &Dev->RxRing); + VirtioNetUninitRing (Dev, &Dev->RxRing, Dev->RxRingMap); DeviceFailed: // diff --git a/OvmfPkg/VirtioNetDxe/SnpSharedHelpers.c b/OvmfPkg/VirtioNetDxe/SnpSharedHelpers.c index 5b75eabc7a6b..57c7395848bd 100644 --- a/OvmfPkg/VirtioNetDxe/SnpSharedHelpers.c +++ b/OvmfPkg/VirtioNetDxe/SnpSharedHelpers.c @@ -55,15 +55,19 @@ VirtioNetShutdownTx ( /** Release TX and RX VRING resources. - @param[in,out] Dev The VNET_DEV driver instance which was using the ring. - @param[in,out] Ring The virtio ring to clean up. + @param[in,out] Dev The VNET_DEV driver instance which was using + the ring. + @param[in,out] Ring The virtio ring to clean up. + @param[in] RingMap A token return from the VirtioRingMap() */ VOID EFIAPI VirtioNetUninitRing ( IN OUT VNET_DEV *Dev, - IN OUT VRING *Ring + IN OUT VRING *Ring, + IN VOID *RingMap ) { + Dev->VirtIo->UnmapSharedBuffer (Dev->VirtIo, RingMap); VirtioRingUninit (Dev->VirtIo, Ring); } diff --git a/OvmfPkg/VirtioNetDxe/SnpShutdown.c b/OvmfPkg/VirtioNetDxe/SnpShutdown.c index 432e0691d457..d8c11f20de61 100644 --- a/OvmfPkg/VirtioNetDxe/SnpShutdown.c +++ b/OvmfPkg/VirtioNetDxe/SnpShutdown.c @@ -67,8 +67,8 @@ VirtioNetShutdown ( Dev->VirtIo->SetDeviceStatus (Dev->VirtIo, 0); VirtioNetShutdownRx (Dev); VirtioNetShutdownTx (Dev); - VirtioNetUninitRing (Dev, &Dev->TxRing); - VirtioNetUninitRing (Dev, &Dev->RxRing); + VirtioNetUninitRing (Dev, &Dev->TxRing, Dev->TxRingMap); + VirtioNetUninitRing (Dev, &Dev->RxRing, Dev->RxRingMap); Dev->Snm.State = EfiSimpleNetworkStarted; Status = EFI_SUCCESS; diff --git a/OvmfPkg/VirtioNetDxe/TechNotes.txt b/OvmfPkg/VirtioNetDxe/TechNotes.txt index 86b91f561495..37250b14a98c 100644 --- a/OvmfPkg/VirtioNetDxe/TechNotes.txt +++ b/OvmfPkg/VirtioNetDxe/TechNotes.txt @@ -70,8 +70,9 @@ faithfully indented) that implement the transition. VirtioNetInitialize | | VirtioNetShutdown VirtioNetInitRing {Rx, Tx} | | VirtioNetShutdownRx [SnpSharedHelpers.c] VirtioRingInit | | VirtioNetShutdownTx [SnpSharedHelpers.c] - VirtioNetInitTx | | VirtioNetUninitRing [SnpSharedHelpers.c] - VirtioNetInitRx | | {Tx, Rx} + VirtioRingMap | | VirtioNetUninitRing [SnpSharedHelpers.c] + VirtioNetInitTx | | {Tx, Rx} + VirtioNetInitRx | | VirtIo->UnmapSharedBuffer | | VirtioRingUninit v | +-----------------------------+ -- 2.9.5