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hw/ppc/spapr_pci: Do not reject VFs created after a PF

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A PF may automatically create VFs and the PF may be function 0.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Tested-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Message-Id: <20250116-reuse-v20-2-7cb370606368@daynix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Akihiko Odaki 2025-01-16 18:00:53 +09:00 • committed by Michael S. Tsirkin
parent 5731b00524
commit 3bc31441ba
1 changed files with 3 additions and 1 deletions
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4
hw/ppc/spapr_pci.c
View file

@ -1549,7 +1549,9 @@ static void spapr_pci_pre_plug(HotplugHandler *plug_handler,
* hotplug, we do not allow functions to be hotplugged to a
* slot that already has function 0 present
*/
if (plugged_dev->hotplugged && bus->devices[PCI_DEVFN(slotnr, 0)] &&
if (plugged_dev->hotplugged &&
!pci_is_vf(pdev) &&
bus->devices[PCI_DEVFN(slotnr, 0)] &&
PCI_FUNC(pdev->devfn) != 0) {
error_setg(errp, "PCI: slot %d function 0 already occupied by %s,"
" additional functions can no longer be exposed to guest.",