From ae311fb31543ca4e9de38c8435ebbdf6eca664d9 Mon Sep 17 00:00:00 2001 From: "Daniel P. Berrangé" Date: Wed, 23 Oct 2024 09:51:03 +0100 Subject: hw/net: improve tracing of eBPF RSS setup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This adds more trace events to key eBPF RSS setup operations, and also distinguishes events from multiple NIC instances. Signed-off-by: Daniel P. Berrangé Signed-off-by: Jason Wang --- hw/net/virtio-net.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'hw/net/virtio-net.c') diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index c08ae55424..60e19bffcb 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -1241,6 +1241,7 @@ static bool virtio_net_attach_ebpf_to_backend(NICState *nic, int prog_fd) return false; } + trace_virtio_net_rss_attach_ebpf(nic, prog_fd); return nc->info->set_steering_ebpf(nc, prog_fd); } @@ -1297,12 +1298,13 @@ static void virtio_net_commit_rss_config(VirtIONet *n) } } - trace_virtio_net_rss_enable(n->rss_data.hash_types, + trace_virtio_net_rss_enable(n, + n->rss_data.hash_types, n->rss_data.indirections_len, sizeof(n->rss_data.key)); } else { virtio_net_detach_ebpf_rss(n); - trace_virtio_net_rss_disable(); + trace_virtio_net_rss_disable(n); } } @@ -1353,6 +1355,7 @@ static bool virtio_net_load_ebpf(VirtIONet *n, Error **errp) bool ret = false; if (virtio_net_attach_ebpf_to_backend(n->nic, -1)) { + trace_virtio_net_rss_load(n, n->nr_ebpf_rss_fds, n->ebpf_rss_fds); if (n->ebpf_rss_fds) { ret = virtio_net_load_ebpf_fds(n, errp); } else { @@ -1484,7 +1487,7 @@ static uint16_t virtio_net_handle_rss(VirtIONet *n, virtio_net_commit_rss_config(n); return queue_pairs; error: - trace_virtio_net_rss_error(err_msg, err_value); + trace_virtio_net_rss_error(n, err_msg, err_value); virtio_net_disable_rss(n); return 0; } -- cgit 1.4.1