On Fri, Dec 8, 2023 at 2:51 AM Si-Wei Liu <si-wei....@oracle.com> wrote:
>
> For better debuggability and observability.
>
> Signed-off-by: Si-Wei Liu <si-wei....@oracle.com>
> ---
> net/trace-events | 2 ++
> net/vhost-vdpa.c | 7 +++++++
> 2 files changed, 9 insertions(+)
>
> diff --git a/net/trace-events b/net/trace-events
> index aab666a..d650c71 100644
> --- a/net/trace-events
> +++ b/net/trace-events
> @@ -26,3 +26,5 @@ colo_filter_rewriter_conn_offset(uint32_t offset) ":
> offset=%u"
>
> # vhost-vdpa.c
> vhost_vdpa_set_address_space_id(void *v, unsigned vq_group, unsigned
> asid_num) "vhost_vdpa: %p vq_group: %u asid: %u"
> +vhost_vdpa_net_data_eval_flush(void *s, int qindex, int svq_switch, bool
> svq_flush) "vhost_vdpa: %p qp: %d svq_switch: %d flush_map: %d"
> +vhost_vdpa_net_cvq_eval_flush(void *s, int qindex, int svq_switch, bool
> svq_flush) "vhost_vdpa: %p qp: %d svq_switch: %d flush_map: %d"
> diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
> index 84876b0..a0bd8cd 100644
> --- a/net/vhost-vdpa.c
> +++ b/net/vhost-vdpa.c
> @@ -608,6 +608,9 @@ static void vhost_vdpa_net_data_eval_flush(NetClientState
> *nc, bool stop)
> v->desc_group < 0) {
> v->shared->flush_map = true;
> }
> + trace_vhost_vdpa_net_data_eval_flush(v, s->vhost_vdpa.index,
> + v->shared->svq_switching,
> + v->shared->flush_map);
> }
>
> static NetClientInfo net_vhost_vdpa_info = {
> @@ -1457,6 +1460,10 @@ static void
> vhost_vdpa_net_cvq_eval_flush(NetClientState *nc, bool stop)
For even better debuggability and observability.
Is it better to squash this into the patch into vhost_vdpa_net_cvq_eval_flush()?
Thanks
> !s->cvq_isolated && v->desc_group < 0) {
> v->shared->flush_map = true;
> }
> +
> + trace_vhost_vdpa_net_cvq_eval_flush(v, s->vhost_vdpa.index,
> + v->shared->svq_switching,
> + v->shared->flush_map);
> }
>
> static NetClientInfo net_vhost_vdpa_cvq_info = {
> --
> 1.8.3.1
>
