From: Faisal Latif <faisal.latif@intel.com>
Date: Mon, 26 Sep 2011 01:33:44 +0000 (-0500)
Subject: RDMA/nes: Print IP address for critcal errors
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6224c7eeff586e9dbf51b872d7e0bae291fa00ed;p=linux-beck.git

RDMA/nes: Print IP address for critcal errors

Print the IP address of the remote host when a critical asynchronous event is
received.

Signed-off-by: Tatyana Nikolova <Tatyana.E.Nikolova@intel.com>
Signed-off-by: Faisal Latif <Faisal.Latif@intel.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
---

diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c
index 43bebe805d2e..f85ccbad8fa2 100644
--- a/drivers/infiniband/hw/nes/nes_hw.c
+++ b/drivers/infiniband/hw/nes/nes_hw.c
@@ -110,6 +110,14 @@ static unsigned char *nes_tcp_state_str[] = {
 };
 #endif
 
+static inline void print_ip(struct nes_cm_node *cm_node)
+{
+	unsigned char *rem_addr;
+	if (cm_node) {
+		rem_addr = (unsigned char *)&cm_node->rem_addr;
+		printk(KERN_ERR PFX "Remote IP addr: %pI4\n", rem_addr);
+	}
+}
 
 /**
  * nes_nic_init_timer_defaults
@@ -3694,6 +3702,7 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
 		case NES_AEQE_AEID_ROE_INVALID_RDMA_WRITE_OR_READ_RESP:
 			printk(KERN_ERR PFX "QP[%u] async_event_id=0x%04X IB_EVENT_QP_FATAL\n",
 					nesqp->hwqp.qp_id, async_event_id);
+			print_ip(nesqp->cm_node);
 			if (!atomic_read(&nesqp->close_timer_started))
 				nes_terminate_connection(nesdev, nesqp, aeqe, IB_EVENT_QP_FATAL);
 			break;