On Thu, Feb 17, 2022 at 02:49:05AM -0500, Jagannathan Raman wrote:
> Adds handler to reset a remote device
>
> Signed-off-by: Elena Ufimtseva <elena.ufimts...@oracle.com>
> Signed-off-by: John G Johnson <john.g.john...@oracle.com>
> Signed-off-by: Jagannathan Raman <jag.ra...@oracle.com>
> ---
> hw/remote/vfio-user-obj.c | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/hw/remote/vfio-user-obj.c b/hw/remote/vfio-user-obj.c
> index 2304643003..55f1bf5e0f 100644
> --- a/hw/remote/vfio-user-obj.c
> +++ b/hw/remote/vfio-user-obj.c
> @@ -989,6 +989,19 @@ static bool vfu_object_migratable(VfuObject *o)
> return dc->vmsd && !dc->vmsd->unmigratable;
> }
>
> +static int vfu_object_device_reset(vfu_ctx_t *vfu_ctx, vfu_reset_type_t type)
> +{
> + VfuObject *o = vfu_get_private(vfu_ctx);
> +
> + if (type == VFU_RESET_LOST_CONN) {
> + return 0;
> + }
Why is a lost connection ignored? Should there be a QMP monitor event?
> +
> + qdev_reset_all(DEVICE(o->pci_dev));
> +
> + return 0;
> +}
> +
> /*
> * TYPE_VFU_OBJECT depends on the availability of the 'socket' and 'device'
> * properties. It also depends on devices instantiated in QEMU. These
> @@ -1105,6 +1118,12 @@ static void vfu_object_init_ctx(VfuObject *o, Error
> **errp)
> goto fail;
> }
>
> + ret = vfu_setup_device_reset_cb(o->vfu_ctx, &vfu_object_device_reset);
> + if (ret < 0) {
> + error_setg(errp, "vfu: Failed to setup reset callback");
> + goto fail;
> + }
> +
> if (!vfu_object_migratable(o)) {
> goto realize_ctx;
> }
> --
> 2.20.1
>
signature.asc
Description: PGP signature
