From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) by lore.proxmox.com (Postfix) with ESMTPS id 6CE421FF161 for ; Tue, 22 Oct 2024 12:19:24 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 79B13A61A; Tue, 22 Oct 2024 12:19:52 +0200 (CEST) From: Christoph Heiss To: pve-devel@lists.proxmox.com Date: Tue, 22 Oct 2024 12:19:39 +0200 Message-ID: <20241022101941.329529-4-c.heiss@proxmox.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20241022101941.329529-1-c.heiss@proxmox.com> References: <20241022101941.329529-1-c.heiss@proxmox.com> MIME-Version: 1.0 X-SPAM-LEVEL: Spam detection results: 0 AWL 0.031 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Subject: [pve-devel] [PATCH docs 3/3] pci-passthrough: add note about mediated devices w.r.t kernel modules X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Proxmox VE development discussion Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: pve-devel-bounces@lists.proxmox.com Sender: "pve-devel" Signed-off-by: Christoph Heiss --- qm-pci-passthrough.adoc | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/qm-pci-passthrough.adoc b/qm-pci-passthrough.adoc index 70e33f2..ae0bdde 100644 --- a/qm-pci-passthrough.adoc +++ b/qm-pci-passthrough.adoc @@ -96,6 +96,14 @@ to the xref:sysboot_edit_kernel_cmdline[kernel commandline]. You have to make sure the following modules are loaded. This can be achieved by adding them to `'/etc/modules''. +.Mediated devices passthrough +[NOTE] +==== +If passing through mediated devices (e.g. vGPUs), the following is not needed. +In these cases, the device will be owned by the appropriate host-driver +directly. +==== + ---- vfio vfio_iommu_type1 @@ -274,6 +282,13 @@ Kernel driver in use: vfio-pci or the 'in use' line is missing entirely, the device is ready to be used for passthrough. +.Mediated devices +[NOTE] +==== +For mediated devices this line will differ as the device will be owned as the +host driver directly, not 'vfio-pci'. +==== + [[qm_pci_passthrough_vm_config]] VM Configuration ^^^^^^^^^^^^^^^^ -- 2.46.0 _______________________________________________ pve-devel mailing list pve-devel@lists.proxmox.com https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel