From d2f5bb7849e463646173564fdadf40e32a32bf6e Mon Sep 17 00:00:00 2001 From: Akihiko Odaki Date: Fri, 14 Mar 2025 15:14:53 +0900 Subject: [PATCH] pcie_sriov: Check PCI Express for SR-IOV PF SR-IOV requires PCI Express. Signed-off-by: Akihiko Odaki Message-Id: <20250314-sriov-v9-4-57dae8ae3ab5@daynix.com> Tested-by: Yui Washizu Tested-by: Pasha Tatashin Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/pci/pcie_sriov.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/pci/pcie_sriov.c b/hw/pci/pcie_sriov.c index 109b2ebccc..a5b546abe8 100644 --- a/hw/pci/pcie_sriov.c +++ b/hw/pci/pcie_sriov.c @@ -42,6 +42,11 @@ bool pcie_sriov_pf_init(PCIDevice *dev, uint16_t offset, uint8_t *cfg = dev->config + offset; uint8_t *wmask; + if (!pci_is_express(dev)) { + error_setg(errp, "PCI Express is required for SR-IOV PF"); + return false; + } + if (pci_is_vf(dev)) { error_setg(errp, "a device cannot be a SR-IOV PF and a VF at the same time"); return false; -- 2.39.5