[PATCH v4 07/10] vfio: selftests: Add dev_dbg
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From: Jason Gunthorpe <jgg@nvidia.com>
Date: 2026-08-12 14:59:39
Also in:
kvm, linux-kselftest, linux-patches, linux-rdma
Subsystem:
kernel selftest framework, the rest, vfio driver, vfio selftests · Maintainers:
Shuah Khan, Shuah Khan, Linus Torvalds, Alex Williamson, David Matlack
Revision v4 of 7 in this series; 1 review trailer (1 from subsystem maintainers).
Revisions (7)
Enable it with a #define DEBUG at the top of the file. Allows leaving behind debugging prints that are useful in case future changes are required. Assisted-by: Claude:claude-opus-4.6 Reviewed-by: David Matlack <dmatlack@google.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> --- .../vfio/lib/include/libvfio/vfio_pci_device.h | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/tools/testing/selftests/vfio/lib/include/libvfio/vfio_pci_device.h b/tools/testing/selftests/vfio/lib/include/libvfio/vfio_pci_device.h
index e19bd94b8dd2ac..007adc322c1ea4 100644
--- a/tools/testing/selftests/vfio/lib/include/libvfio/vfio_pci_device.h
+++ b/tools/testing/selftests/vfio/lib/include/libvfio/vfio_pci_device.h@@ -40,6 +40,17 @@ struct vfio_pci_device { struct vfio_pci_device *vfio_pci_device_alloc(const char *bdf, struct iommu *iommu); void vfio_pci_device_free(struct vfio_pci_device *device); + +#ifdef DEBUG +#define dev_dbg dev_info +#else +#define dev_dbg(_dev, _fmt, ...) \ + do { \ + if (0) \ + dev_info(_dev, _fmt, ##__VA_ARGS__); \ + } while (0) +#endif + struct vfio_pci_device *vfio_pci_device_init(const char *bdf, struct iommu *iommu); void vfio_pci_device_cleanup(struct vfio_pci_device *device);
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2.43.0