From e3963f5674a1d0d21dd1cd804a55d04082bf96ea Mon Sep 17 00:00:00 2001 From: aestrin Date: Wed, 26 Mar 2008 14:10:36 +0000 Subject: [PATCH] [QLGCVNIC]flow control patch to help viport sustain a heavy load. git-svn-id: svn://openib.tc.cornell.edu/gen1@1025 ad392aa1-c5ef-ae45-8dd8-e69d62a5ef86 --- trunk/ulp/qlgcvnic/kernel/vnic_data.c | 3 ++- trunk/ulp/qlgcvnic/kernel/vnic_viport.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/trunk/ulp/qlgcvnic/kernel/vnic_data.c b/trunk/ulp/qlgcvnic/kernel/vnic_data.c index 4f39a643..14733d4e 100644 --- a/trunk/ulp/qlgcvnic/kernel/vnic_data.c +++ b/trunk/ulp/qlgcvnic/kernel/vnic_data.c @@ -611,7 +611,7 @@ data_xmitPacket( } pRdmaIo->p_trailer->connectionHashAndValid = CHV_VALID; - if( last ) + if( last || pData->xmitPool.needBuffers ) pRdmaIo->p_trailer->pktFlags |= PF_KICK; /* fill last data segment with trailer and pad */ @@ -925,6 +925,7 @@ data_allocXmitBuffer( VNIC_TRACE( VNIC_DBG_ERROR, ("Out of xmit buffers\n") ); + p_xmitPool->needBuffers = TRUE; viport_stopXmit( pData->p_viport ); NdisReleaseSpinLock( &pData->xmitBufLock ); diff --git a/trunk/ulp/qlgcvnic/kernel/vnic_viport.c b/trunk/ulp/qlgcvnic/kernel/vnic_viport.c index f34c8bf4..fe3adac2 100644 --- a/trunk/ulp/qlgcvnic/kernel/vnic_viport.c +++ b/trunk/ulp/qlgcvnic/kernel/vnic_viport.c @@ -537,7 +537,7 @@ viport_xmitPacket( ("IOC[%d] Xmit Pending Packet failed\n", p_viport->ioc_num )); /* put it back on pending list - will complete it on cleanup */ - NdisInterlockedInsertTailList( + NdisInterlockedInsertHeadList( &p_adapter->send_pending_list, VNIC_LIST_ITEM_FROM_PACKET( p_pending_packet ), &p_adapter->pending_list_lock ); -- 2.41.0