On 2024/02/12 17:25, Cédric Le Goater wrote:
On 2/12/24 09:04, Philippe Mathieu-Daudé wrote:
On 10/2/24 11:24, Akihiko Odaki wrote:
Use pci_rom_bar_explicitly_enabled() to determine if rombar is explicitly
enabled.

Signed-off-by: Akihiko Odaki <akihiko.od...@daynix.com>
---
  hw/vfio/pci.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index d7fe06715c4b..44178ac9355f 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -1010,7 +1010,6 @@ static void vfio_pci_size_rom(VFIOPCIDevice *vdev)
  {
      uint32_t orig, size = cpu_to_le32((uint32_t)PCI_ROM_ADDRESS_MASK);
      off_t offset = vdev->config_offset + PCI_ROM_ADDRESS;
-    DeviceState *dev = DEVICE(vdev);
      char *name;
      int fd = vdev->vbasedev.fd;
@@ -1044,7 +1043,7 @@ static void vfio_pci_size_rom(VFIOPCIDevice *vdev)
      }
      if (vfio_opt_rom_in_denylist(vdev)) {
-        if (dev->opts && qdict_haskey(dev->opts, "rombar")) {
+        if (pci_rom_bar_explicitly_enabled(&vdev->pdev)) {

"pdev" is considered internal field, please use the DEVICE() macro
to access it.

Yes. I was just looking at  vfio_pci_size_rom(). There is a test at
the beginning of this routine which should be changed to use DEVICE()

It should be fine since vdev is VFIOPCIDevice * (therefore vdev->pdev refers to PCIDevice instead of DeviceState) and this code is an internal implementation of vfio-pci.

Regards,
Akihiko Odaki

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