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path: root/sys/dev/virtio/network/if_vtnet.c
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Diffstat (limited to 'sys/dev/virtio/network/if_vtnet.c')
-rw-r--r--sys/dev/virtio/network/if_vtnet.c211
1 files changed, 164 insertions, 47 deletions
diff --git a/sys/dev/virtio/network/if_vtnet.c b/sys/dev/virtio/network/if_vtnet.c
index 2ff9be9680b8..867da80a53a8 100644
--- a/sys/dev/virtio/network/if_vtnet.c
+++ b/sys/dev/virtio/network/if_vtnet.c
@@ -28,6 +28,9 @@
/* Driver for VirtIO network devices. */
+#include "opt_inet.h"
+#include "opt_inet6.h"
+
#include <sys/param.h>
#include <sys/eventhandler.h>
#include <sys/systm.h>
@@ -82,9 +85,6 @@
#include <dev/virtio/network/if_vtnetvar.h>
#include "virtio_if.h"
-#include "opt_inet.h"
-#include "opt_inet6.h"
-
#if defined(INET) || defined(INET6)
#include <machine/in_cksum.h>
#endif
@@ -2551,8 +2551,10 @@ vtnet_txq_enqueue_buf(struct vtnet_txq *txq, struct mbuf **m_head,
error = sglist_append_mbuf(sg, m);
if (error) {
m = m_defrag(m, M_NOWAIT);
- if (m == NULL)
+ if (m == NULL) {
+ sc->vtnet_stats.tx_defrag_failed++;
goto fail;
+ }
*m_head = m;
sc->vtnet_stats.tx_defragged++;
@@ -2568,7 +2570,6 @@ vtnet_txq_enqueue_buf(struct vtnet_txq *txq, struct mbuf **m_head,
return (error);
fail:
- sc->vtnet_stats.tx_defrag_failed++;
m_freem(*m_head);
*m_head = NULL;
@@ -3813,9 +3814,9 @@ vtnet_rx_filter_mac(struct vtnet_softc *sc)
if_printf(ifp, "error setting host MAC filter table\n");
out:
- if (promisc != 0 && vtnet_set_promisc(sc, true) != 0)
+ if (promisc && vtnet_set_promisc(sc, true) != 0)
if_printf(ifp, "cannot enable promiscuous mode\n");
- if (allmulti != 0 && vtnet_set_allmulti(sc, true) != 0)
+ if (allmulti && vtnet_set_allmulti(sc, true) != 0)
if_printf(ifp, "cannot enable all-multicast mode\n");
}
@@ -4100,21 +4101,29 @@ vtnet_setup_rxq_sysctl(struct sysctl_ctx_list *ctx,
stats = &rxq->vtnrx_stats;
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "ipackets", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "ipackets",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_ipackets, "Receive packets");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "ibytes", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "ibytes",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_ibytes, "Receive bytes");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "iqdrops", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "iqdrops",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_iqdrops, "Receive drops");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "ierrors", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "ierrors",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_ierrors, "Receive errors");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "csum", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "csum",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_csum, "Receive checksum offloaded");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "csum_failed", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "csum_failed",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_csum_failed, "Receive checksum offload failed");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "host_lro", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "host_lro",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_host_lro, "Receive host segmentation offloaded");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "rescheduled", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "rescheduled",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vrxs_rescheduled,
"Receive interrupt handler rescheduled");
}
@@ -4135,17 +4144,23 @@ vtnet_setup_txq_sysctl(struct sysctl_ctx_list *ctx,
stats = &txq->vtntx_stats;
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "opackets", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "opackets",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vtxs_opackets, "Transmit packets");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "obytes", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "obytes",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vtxs_obytes, "Transmit bytes");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "omcasts", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "omcasts",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vtxs_omcasts, "Transmit multicasts");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "csum", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "csum",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vtxs_csum, "Transmit checksum offloaded");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "tso", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "tso",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vtxs_tso, "Transmit TCP segmentation offloaded");
- SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "rescheduled", CTLFLAG_RD,
+ SYSCTL_ADD_UQUAD(ctx, list, OID_AUTO, "rescheduled",
+ CTLFLAG_RD | CTLFLAG_STATS,
&stats->vtxs_rescheduled,
"Transmit interrupt handler rescheduled");
}
@@ -4170,6 +4185,102 @@ vtnet_setup_queue_sysctl(struct vtnet_softc *sc)
}
}
+static int
+vtnet_sysctl_rx_csum_failed(SYSCTL_HANDLER_ARGS)
+{
+ struct vtnet_softc *sc = (struct vtnet_softc *)arg1;
+ struct vtnet_statistics *stats = &sc->vtnet_stats;
+ struct vtnet_rxq_stats *rxst;
+ int i;
+
+ stats->rx_csum_failed = 0;
+ for (i = 0; i < sc->vtnet_max_vq_pairs; i++) {
+ rxst = &sc->vtnet_rxqs[i].vtnrx_stats;
+ stats->rx_csum_failed += rxst->vrxs_csum_failed;
+ }
+ return (sysctl_handle_64(oidp, NULL, stats->rx_csum_failed, req));
+}
+
+static int
+vtnet_sysctl_rx_csum_offloaded(SYSCTL_HANDLER_ARGS)
+{
+ struct vtnet_softc *sc = (struct vtnet_softc *)arg1;
+ struct vtnet_statistics *stats = &sc->vtnet_stats;
+ struct vtnet_rxq_stats *rxst;
+ int i;
+
+ stats->rx_csum_offloaded = 0;
+ for (i = 0; i < sc->vtnet_max_vq_pairs; i++) {
+ rxst = &sc->vtnet_rxqs[i].vtnrx_stats;
+ stats->rx_csum_offloaded += rxst->vrxs_csum;
+ }
+ return (sysctl_handle_64(oidp, NULL, stats->rx_csum_offloaded, req));
+}
+
+static int
+vtnet_sysctl_rx_task_rescheduled(SYSCTL_HANDLER_ARGS)
+{
+ struct vtnet_softc *sc = (struct vtnet_softc *)arg1;
+ struct vtnet_statistics *stats = &sc->vtnet_stats;
+ struct vtnet_rxq_stats *rxst;
+ int i;
+
+ stats->rx_task_rescheduled = 0;
+ for (i = 0; i < sc->vtnet_max_vq_pairs; i++) {
+ rxst = &sc->vtnet_rxqs[i].vtnrx_stats;
+ stats->rx_task_rescheduled += rxst->vrxs_rescheduled;
+ }
+ return (sysctl_handle_64(oidp, NULL, stats->rx_task_rescheduled, req));
+}
+
+static int
+vtnet_sysctl_tx_csum_offloaded(SYSCTL_HANDLER_ARGS)
+{
+ struct vtnet_softc *sc = (struct vtnet_softc *)arg1;
+ struct vtnet_statistics *stats = &sc->vtnet_stats;
+ struct vtnet_txq_stats *txst;
+ int i;
+
+ stats->tx_csum_offloaded = 0;
+ for (i = 0; i < sc->vtnet_max_vq_pairs; i++) {
+ txst = &sc->vtnet_txqs[i].vtntx_stats;
+ stats->tx_csum_offloaded += txst->vtxs_csum;
+ }
+ return (sysctl_handle_64(oidp, NULL, stats->tx_csum_offloaded, req));
+}
+
+static int
+vtnet_sysctl_tx_tso_offloaded(SYSCTL_HANDLER_ARGS)
+{
+ struct vtnet_softc *sc = (struct vtnet_softc *)arg1;
+ struct vtnet_statistics *stats = &sc->vtnet_stats;
+ struct vtnet_txq_stats *txst;
+ int i;
+
+ stats->tx_tso_offloaded = 0;
+ for (i = 0; i < sc->vtnet_max_vq_pairs; i++) {
+ txst = &sc->vtnet_txqs[i].vtntx_stats;
+ stats->tx_tso_offloaded += txst->vtxs_tso;
+ }
+ return (sysctl_handle_64(oidp, NULL, stats->tx_tso_offloaded, req));
+}
+
+static int
+vtnet_sysctl_tx_task_rescheduled(SYSCTL_HANDLER_ARGS)
+{
+ struct vtnet_softc *sc = (struct vtnet_softc *)arg1;
+ struct vtnet_statistics *stats = &sc->vtnet_stats;
+ struct vtnet_txq_stats *txst;
+ int i;
+
+ stats->tx_task_rescheduled = 0;
+ for (i = 0; i < sc->vtnet_max_vq_pairs; i++) {
+ txst = &sc->vtnet_txqs[i].vtntx_stats;
+ stats->tx_task_rescheduled += txst->vtxs_rescheduled;
+ }
+ return (sysctl_handle_64(oidp, NULL, stats->tx_task_rescheduled, req));
+}
+
static void
vtnet_setup_stat_sysctl(struct sysctl_ctx_list *ctx,
struct sysctl_oid_list *child, struct vtnet_softc *sc)
@@ -4189,69 +4300,75 @@ vtnet_setup_stat_sysctl(struct sysctl_ctx_list *ctx,
stats->tx_task_rescheduled = txaccum.vtxs_rescheduled;
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "mbuf_alloc_failed",
- CTLFLAG_RD, &stats->mbuf_alloc_failed,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->mbuf_alloc_failed,
"Mbuf cluster allocation failures");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_frame_too_large",
- CTLFLAG_RD, &stats->rx_frame_too_large,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_frame_too_large,
"Received frame larger than the mbuf chain");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_enq_replacement_failed",
- CTLFLAG_RD, &stats->rx_enq_replacement_failed,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_enq_replacement_failed,
"Enqueuing the replacement receive mbuf failed");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_mergeable_failed",
- CTLFLAG_RD, &stats->rx_mergeable_failed,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_mergeable_failed,
"Mergeable buffers receive failures");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_csum_bad_ethtype",
- CTLFLAG_RD, &stats->rx_csum_bad_ethtype,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_csum_bad_ethtype,
"Received checksum offloaded buffer with unsupported "
"Ethernet type");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_csum_bad_ipproto",
- CTLFLAG_RD, &stats->rx_csum_bad_ipproto,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_csum_bad_ipproto,
"Received checksum offloaded buffer with incorrect IP protocol");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_csum_bad_offset",
- CTLFLAG_RD, &stats->rx_csum_bad_offset,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_csum_bad_offset,
"Received checksum offloaded buffer with incorrect offset");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_csum_bad_proto",
- CTLFLAG_RD, &stats->rx_csum_bad_proto,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->rx_csum_bad_proto,
"Received checksum offloaded buffer with incorrect protocol");
- SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_csum_failed",
- CTLFLAG_RD, &stats->rx_csum_failed,
+ SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "rx_csum_failed",
+ CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS,
+ sc, 0, vtnet_sysctl_rx_csum_failed, "QU",
"Received buffer checksum offload failed");
- SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_csum_offloaded",
- CTLFLAG_RD, &stats->rx_csum_offloaded,
+ SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "rx_csum_offloaded",
+ CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS,
+ sc, 0, vtnet_sysctl_rx_csum_offloaded, "QU",
"Received buffer checksum offload succeeded");
- SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "rx_task_rescheduled",
- CTLFLAG_RD, &stats->rx_task_rescheduled,
+ SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "rx_task_rescheduled",
+ CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS,
+ sc, 0, vtnet_sysctl_rx_task_rescheduled, "QU",
"Times the receive interrupt task rescheduled itself");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_csum_unknown_ethtype",
- CTLFLAG_RD, &stats->tx_csum_unknown_ethtype,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->tx_csum_unknown_ethtype,
"Aborted transmit of checksum offloaded buffer with unknown "
"Ethernet type");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_csum_proto_mismatch",
- CTLFLAG_RD, &stats->tx_csum_proto_mismatch,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->tx_csum_proto_mismatch,
"Aborted transmit of checksum offloaded buffer because mismatched "
"protocols");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_tso_not_tcp",
- CTLFLAG_RD, &stats->tx_tso_not_tcp,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->tx_tso_not_tcp,
"Aborted transmit of TSO buffer with non TCP protocol");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_tso_without_csum",
- CTLFLAG_RD, &stats->tx_tso_without_csum,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->tx_tso_without_csum,
"Aborted transmit of TSO buffer without TCP checksum offload");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_defragged",
- CTLFLAG_RD, &stats->tx_defragged,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->tx_defragged,
"Transmit mbufs defragged");
SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_defrag_failed",
- CTLFLAG_RD, &stats->tx_defrag_failed,
+ CTLFLAG_RD | CTLFLAG_STATS, &stats->tx_defrag_failed,
"Aborted transmit of buffer because defrag failed");
- SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_csum_offloaded",
- CTLFLAG_RD, &stats->tx_csum_offloaded,
+ SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "tx_csum_offloaded",
+ CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS,
+ sc, 0, vtnet_sysctl_tx_csum_offloaded, "QU",
"Offloaded checksum of transmitted buffer");
- SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_tso_offloaded",
- CTLFLAG_RD, &stats->tx_tso_offloaded,
+ SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "tx_tso_offloaded",
+ CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS,
+ sc, 0, vtnet_sysctl_tx_tso_offloaded, "QU",
"Segmentation offload of transmitted buffer");
- SYSCTL_ADD_UQUAD(ctx, child, OID_AUTO, "tx_task_rescheduled",
- CTLFLAG_RD, &stats->tx_task_rescheduled,
+ SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "tx_task_rescheduled",
+ CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS,
+ sc, 0, vtnet_sysctl_tx_task_rescheduled, "QU",
"Times the transmit interrupt task rescheduled itself");
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-28 20:40:06 +0000