diff options
author | David S. Miller <davem@davemloft.net> | 2008-05-15 00:34:44 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-05-15 00:34:44 -0700 |
commit | 63fe46da9c380b3f2bbdf3765044649517cc717c (patch) | |
tree | 9478c1aca1d692b408955aea20c9cd9a37e589c0 /drivers/net/cxgb3/sge.c | |
parent | 99dd1a2b8347ac2ae802300b7862f6f7bcf17139 (diff) | |
parent | 066b2118976e6e7cc50eed39e2747c75343a23c4 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/wireless/iwlwifi/iwl-4965-rs.c
drivers/net/wireless/rt2x00/rt61pci.c
Diffstat (limited to 'drivers/net/cxgb3/sge.c')
-rw-r--r-- | drivers/net/cxgb3/sge.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c index 98a6bbd11d4..796eb305cdc 100644 --- a/drivers/net/cxgb3/sge.c +++ b/drivers/net/cxgb3/sge.c @@ -539,6 +539,31 @@ static void *alloc_ring(struct pci_dev *pdev, size_t nelem, size_t elem_size, } /** + * t3_reset_qset - reset a sge qset + * @q: the queue set + * + * Reset the qset structure. + * the NAPI structure is preserved in the event of + * the qset's reincarnation, for example during EEH recovery. + */ +static void t3_reset_qset(struct sge_qset *q) +{ + if (q->adap && + !(q->adap->flags & NAPI_INIT)) { + memset(q, 0, sizeof(*q)); + return; + } + + q->adap = NULL; + memset(&q->rspq, 0, sizeof(q->rspq)); + memset(q->fl, 0, sizeof(struct sge_fl) * SGE_RXQ_PER_SET); + memset(q->txq, 0, sizeof(struct sge_txq) * SGE_TXQ_PER_SET); + q->txq_stopped = 0; + memset(&q->tx_reclaim_timer, 0, sizeof(q->tx_reclaim_timer)); +} + + +/** * free_qset - free the resources of an SGE queue set * @adapter: the adapter owning the queue set * @q: the queue set @@ -594,7 +619,7 @@ static void t3_free_qset(struct adapter *adapter, struct sge_qset *q) q->rspq.desc, q->rspq.phys_addr); } - memset(q, 0, sizeof(*q)); + t3_reset_qset(q); } /** @@ -1365,7 +1390,7 @@ static void restart_ctrlq(unsigned long data) */ int t3_mgmt_tx(struct adapter *adap, struct sk_buff *skb) { - int ret; + int ret; local_bh_disable(); ret = ctrl_xmit(adap, &adap->sge.qs[0].txq[TXQ_CTRL], skb); local_bh_enable(); |