system/freebsd-src
system/freebsd-src
1
0
Fork 0
mirror of https://github.com/freebsd/freebsd-src synced 2024-10-04 23:50:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

Remove the tx queue selection based on the cpu whe

Browse source 
no flowid is present, this was causing some bad
reordering, now just use 0.

Also, add a few watchdog bits, and tx handler bits
that were corrected in igb.
This commit is contained in:
Jack F Vogel 2010-04-16 16:33:05 +00:00
parent 17f820725e
commit c99cdece4e
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=206705
1 changed files with 15 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
sys/dev/ixgbe/ixgbe.c
View file

@ -759,6 +759,7 @@ ixgbe_start_locked(struct tx_ring *txr, struct ifnet * ifp)
/* Set watchdog on */
txr->watchdog_check = TRUE;
txr->watchdog_time = ticks;
}
return;
@ -798,8 +799,6 @@ ixgbe_mq_start(struct ifnet *ifp, struct mbuf *m)
/* Which queue to use */
if ((m->m_flags & M_FLOWID) != 0)
i = m->m_pkthdr.flowid % adapter->num_queues;
else /* use the cpu we're on */
i = curcpu % adapter->num_queues;
txr = &adapter->tx_rings[i];
@ -856,8 +855,11 @@ ixgbe_mq_start_locked(struct ifnet *ifp, struct tx_ring *txr, struct mbuf *m)
next = drbr_dequeue(ifp, txr->br);
}
if (enqueued > 0)
if (enqueued > 0) {
/* Set watchdog on */
txr->watchdog_check = TRUE;
txr->watchdog_time = ticks;
}
return (err);
}
@ -1251,16 +1253,12 @@ ixgbe_handle_que(void *context, int pending)
struct adapter *adapter = que->adapter;
struct tx_ring *txr = que->txr;
struct ifnet *ifp = adapter->ifp;
u32 loop = MAX_LOOP;
bool more_rx, more_tx;
IXGBE_TX_LOCK(txr);
do {
more_rx = ixgbe_rxeof(que, adapter->rx_process_limit);
more_tx = ixgbe_txeof(txr);
} while (loop-- && (more_rx || more_tx));
bool more;
if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
more = ixgbe_rxeof(que, adapter->rx_process_limit);
IXGBE_TX_LOCK(txr);
ixgbe_txeof(txr);
#if __FreeBSD_version >= 800000
if (!drbr_empty(ifp, txr->br))
ixgbe_mq_start_locked(ifp, txr, NULL);
@ -1268,11 +1266,16 @@ ixgbe_handle_que(void *context, int pending)
if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd))
ixgbe_start_locked(txr, ifp);
#endif
IXGBE_TX_UNLOCK(txr);
if (more) {
taskqueue_enqueue(que->tq, &que->que_task);
return;
}
}
IXGBE_TX_UNLOCK(txr);
/* Reenable this interrupt */
ixgbe_enable_queue(adapter, que->msix);
return;
}
@ -1718,7 +1721,6 @@ ixgbe_xmit(struct tx_ring *txr, struct mbuf **m_headp)
* hardware that this frame is available to transmit.
*/
++txr->total_packets;
txr->watchdog_time = ticks;
IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(txr->me), i);
/* Do a clean if descriptors are low */