Author: np
Date: Wed Jan 16 23:49:55 2013
New Revision: 245518
URL: http://svnweb.freebsd.org/changeset/base/245518
Log:
cxgbe: Do a more thorough job in the CLEAR_STATS ioctl.
MFC after: 3 days
Modified:
head/sys/dev/cxgbe/t4_main.c
Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c Wed Jan 16 23:48:55 2013
(r245517)
+++ head/sys/dev/cxgbe/t4_main.c Wed Jan 16 23:49:55 2013
(r245518)
@@ -5492,12 +5492,56 @@ t4_ioctl(struct cdev *dev, unsigned long
rc = read_i2c(sc, (struct t4_i2c_data *)data);
break;
case CHELSIO_T4_CLEAR_STATS: {
+ int i;
u_int port_id = *(uint32_t *)data;
+ struct port_info *pi;
if (port_id >= sc->params.nports)
return (EINVAL);
+ /* MAC stats */
t4_clr_port_stats(sc, port_id);
+
+ pi = sc->port[port_id];
+ if (pi->flags & PORT_INIT_DONE) {
+ struct sge_rxq *rxq;
+ struct sge_txq *txq;
+ struct sge_wrq *wrq;
+
+ for_each_rxq(pi, i, rxq) {
+#if defined(INET) || defined(INET6)
+ rxq->lro.lro_queued = 0;
+ rxq->lro.lro_flushed = 0;
+#endif
+ rxq->rxcsum = 0;
+ rxq->vlan_extraction = 0;
+ }
+
+ for_each_txq(pi, i, txq) {
+ txq->txcsum = 0;
+ txq->tso_wrs = 0;
+ txq->vlan_insertion = 0;
+ txq->imm_wrs = 0;
+ txq->sgl_wrs = 0;
+ txq->txpkt_wrs = 0;
+ txq->txpkts_wrs = 0;
+ txq->txpkts_pkts = 0;
+ txq->no_dmamap = 0;
+ txq->no_desc = 0;
+ }
+
+#ifdef TCP_OFFLOAD
+ /* nothing to clear for each ofld_rxq */
+
+ for_each_ofld_txq(pi, i, wrq) {
+ wrq->tx_wrs = 0;
+ wrq->no_desc = 0;
+ }
+#endif
+ wrq = &sc->sge.ctrlq[pi->port_id];
+ wrq->tx_wrs = 0;
+ wrq->no_desc = 0;
+ }
break;
}
default:
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