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RDMA/nes: Fix hang with modified FIN handling on A0 cards

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Changing state to CLOSING when FIN is received causes A0 cards to
hang.  Fix this by checking for A0 cards in FIN handling.

Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Faisal Latif 2010-09-01 15:43:11 +00:00 committed by Roland Dreier
parent 67d7072115
commit 29da03b9d1
2 changed files with 3 additions and 1 deletions
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3
drivers/infiniband/hw/nes/nes_hw.c
View File

@ -3469,7 +3469,8 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
if (atomic_inc_return(&nesqp->close_timer_started) == 1) {
if ((tcp_state == NES_AEQE_TCP_STATE_CLOSE_WAIT) &&
(nesqp->ibqp_state == IB_QPS_RTS)) {
(nesqp->ibqp_state == IB_QPS_RTS) &&
((nesadapter->eeprom_version >> 16) != NES_A0)) {
spin_lock_irqsave(&nesqp->lock, flags);
nesqp->hw_iwarp_state = iwarp_state;
nesqp->hw_tcp_state = tcp_state;

1
drivers/infiniband/hw/nes/nes_hw.h
View File

@ -45,6 +45,7 @@
#define NES_PHY_TYPE_KR 9
#define NES_MULTICAST_PF_MAX 8
#define NES_A0 3
enum pci_regs {
NES_INT_STAT = 0x0000,