netdev - [net-2.6 PATCH 1/3] be2net: Bug fix to avoid soft lockup in loopback test.

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Message-ID: <20091223144026.GA23383@serverengines.com>
Date:	Wed, 23 Dec 2009 20:10:36 +0530
From:	Sarveshwar Bandi <sarveshwarb@...verengines.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net
Subject: [net-2.6 PATCH 1/3] be2net: Bug fix to avoid soft lockup in
 loopback test.

This change ensures that loopback test command gives up after 4 seconds when 
the hardware is not responsive. This could happen if the ports are connected 
properly in loopback mode.

Signed-off-by: Sarveshwar Bandi <sarveshwarb@...verengines.com>
---
 drivers/net/benet/be_cmds.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 1b68bd9..a27fdb3 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -1501,6 +1501,7 @@ int be_cmd_loopback_test(struct be_adapt

 	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
 			OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req));
+	req->hdr.timeout = 4;

 	req->pattern = cpu_to_le64(pattern);
 	req->src_port = cpu_to_le32(port_num);
-- 
1.4.0

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