diff options
| -rw-r--r-- | include/hw/vfio/vfio-device.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/hw/vfio/vfio-device.h b/include/hw/vfio/vfio-device.h index a7eaaa31e7..4a32202943 100644 --- a/include/hw/vfio/vfio-device.h +++ b/include/hw/vfio/vfio-device.h @@ -115,6 +115,20 @@ struct VFIODeviceOps { int (*vfio_load_config)(VFIODevice *vdev, QEMUFile *f); }; +/* + * Given a return value of either a short number of bytes read or -errno, + * construct a meaningful error message. + */ +#define strreaderror(ret) \ + (ret < 0 ? strerror(-ret) : "short read") + +/* + * Given a return value of either a short number of bytes written or -errno, + * construct a meaningful error message. + */ +#define strwriteerror(ret) \ + (ret < 0 ? strerror(-ret) : "short write") + void vfio_device_irq_disable(VFIODevice *vbasedev, int index); void vfio_device_irq_unmask(VFIODevice *vbasedev, int index); void vfio_device_irq_mask(VFIODevice *vbasedev, int index); |