From: "Michael S. Tsirkin" <mst@redhat.com>
To: qemu-devel@nongnu.org
Cc: Peter Maydell <peter.maydell@linaro.org>,
Akihiko Odaki <akihiko.odaki@daynix.com>,
Shivaprasad G Bhat <sbhat@linux.ibm.com>,
Nicholas Piggin <npiggin@gmail.com>,
Daniel Henrique Barboza <danielhb413@gmail.com>,
Harsh Prateek Bora <harshpb@linux.ibm.com>,
qemu-ppc@nongnu.org
Subject: [PULL 04/41] hw/ppc/spapr_pci: Do not reject VFs created after a PF
Date: Fri, 21 Feb 2025 07:22:38 -0500 [thread overview]
Message-ID: <3bc31441ba31c94f12b7b96b1960abb4c1f21ee8.1740140520.git.mst@redhat.com> (raw)
In-Reply-To: <cover.1740140520.git.mst@redhat.com>
From: Akihiko Odaki <akihiko.odaki@daynix.com>
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>
---
hw/ppc/spapr_pci.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
index b94e4ba131..e0a9d50edc 100644
--- a/hw/ppc/spapr_pci.c
+++ b/hw/ppc/spapr_pci.c
@@ -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.",
--
MST
next prev parent reply other threads:[~2025-02-21 12:26 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-21 12:22 [PULL 00/41] virtio,pc,pci: features, fixes, cleanups Michael S. Tsirkin
2025-02-21 12:22 ` [PULL 01/41] docs/about: Change notes on x86 machine type deprecation into a general one Michael S. Tsirkin
2025-02-21 12:22 ` [PULL 02/41] hw/net: Fix NULL dereference with software RSS Michael S. Tsirkin
2025-02-27 9:51 ` Michael Tokarev
2025-02-21 12:22 ` [PULL 03/41] hw/ppc/spapr_pci: Do not create DT for disabled PCI device Michael S. Tsirkin
2025-02-21 12:22 ` Michael S. Tsirkin [this message]
2025-02-21 12:22 ` [PULL 05/41] s390x/pci: Avoid creating zpci for VFs Michael S. Tsirkin
2025-02-21 12:22 ` [PULL 06/41] s390x/pci: Allow plugging SR-IOV devices Michael S. Tsirkin
2025-02-21 12:22 ` [PULL 07/41] s390x/pci: Check for multifunction after device realization Michael S. Tsirkin
2025-02-21 12:22 ` [PULL 08/41] pcie_sriov: Do not manually unrealize Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 09/41] pcie_sriov: Ensure VF addr does not overflow Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 10/41] pcie_sriov: Reuse SR-IOV VF device instances Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 11/41] pcie_sriov: Release VFs failed to realize Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 12/41] pcie_sriov: Remove num_vfs from PCIESriovPF Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 13/41] pcie_sriov: Register VFs after migration Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 14/41] qtest/libqos/pci: Do not write to PBA memory Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 15/41] hw/pci/msix: Warn on PBA writes Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 16/41] hw/pci: Assert a bar is not registered multiple times Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 17/41] hw/i386/pc: Fix crash that occurs when introspecting TYPE_PC_MACHINE machines Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 18/41] hw/i386/microvm: Fix crash that occurs when introspecting the microvm machine Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 19/41] tests/qtest/vhost-user-test: Use modern virtio for vhost-user tests Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 20/41] hw/cxl: Introduce CXL_T3_MSIX_VECTOR enumeration Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 21/41] hw/mem/cxl_type3: Add paired msix_uninit_exclusive_bar() call Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 22/41] hw/mem/cxl_type3: Fix special_ops memory leak on msix_init_exclusive_bar() failure Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 23/41] hw/mem/cxl_type3: Ensure errp is set on realization failure Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 24/41] mem/cxl_type3: support 3, 6, 12 and 16 interleave ways Michael S. Tsirkin
2025-02-21 12:23 ` [PULL 25/41] hw/virtio: reset virtio balloon stats on machine reset Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 26/41] amd_iommu: Use correct DTE field for interrupt passthrough Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 27/41] amd_iommu: Use correct bitmask to set capability BAR Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 28/41] vhost-iova-tree: Implement an IOVA-only tree Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 29/41] vhost-iova-tree, svq: Implement GPA->IOVA & partial IOVA->HVA trees Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 30/41] vhost-iova-tree: Update documentation Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 31/41] cryptodev/vhost: allocate CryptoDevBackendVhost using g_mem0() Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 32/41] MAINTAINERS: add more files to `vhost` Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 33/41] vdpa: Fix endian bugs in shadow virtqueue Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 34/41] hw/virtio/virtio-nsm: Respond with correct length Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 35/41] net: vhost-user: add QAPI events to report connection state Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 36/41] vhost-user-snd: correct the calculation of config_size Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 37/41] hw/virtio/virtio-iommu: Migrate to 3-phase reset Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 38/41] hw/i386/intel-iommu: " Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 39/41] hw/arm/smmuv3: Move reset to exit phase Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 40/41] hw/vfio/common: Add a trace point in vfio_reset_handler Michael S. Tsirkin
2025-02-21 12:24 ` [PULL 41/41] docs/devel/reset: Document reset expectations for DMA and IOMMU Michael S. Tsirkin
2025-02-21 23:17 ` [PULL 00/41] virtio,pc,pci: features, fixes, cleanups Stefan Hajnoczi
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3bc31441ba31c94f12b7b96b1960abb4c1f21ee8.1740140520.git.mst@redhat.com \
--to=mst@redhat.com \
--cc=akihiko.odaki@daynix.com \
--cc=danielhb413@gmail.com \
--cc=harshpb@linux.ibm.com \
--cc=npiggin@gmail.com \
--cc=peter.maydell@linaro.org \
--cc=qemu-devel@nongnu.org \
--cc=qemu-ppc@nongnu.org \
--cc=sbhat@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).