[PATCH] IPMI: retry messages on certain error returns

[Corey Minyard]

Some errors more from the IPMI send message command are retryable,
but are not being retried by the IPMI code.  Make sure they get
retried.

Signed-off-by: Corey Minyard <minyard@xxxxxxx>
Cc: Frederic Lelievre <Frederic.Lelievre@xxxxxxxxxxxxxx>

Index: linux-2.6.18/drivers/char/ipmi/ipmi_msghandler.c
===================================================================
--- linux-2.6.18.orig/drivers/char/ipmi/ipmi_msghandler.c
+++ linux-2.6.18/drivers/char/ipmi/ipmi_msghandler.c
@@ -3468,7 +3468,9 @@ void ipmi_smi_msg_received(ipmi_smi_t   
                    report the error immediately. */
 		if ((msg->rsp_size >= 3) && (msg->rsp[2] != 0)
 		    && (msg->rsp[2] != IPMI_NODE_BUSY_ERR)
-		    && (msg->rsp[2] != IPMI_LOST_ARBITRATION_ERR))
+		    && (msg->rsp[2] != IPMI_LOST_ARBITRATION_ERR)
+		    && (msg->rsp[2] != IPMI_BUS_ERR)
+		    && (msg->rsp[2] != IPMI_NAK_ON_WRITE_ERR))
 		{
 			int chan = msg->rsp[3] & 0xf;
 
Index: linux-2.6.18/include/linux/ipmi_msgdefs.h
===================================================================
--- linux-2.6.18.orig/include/linux/ipmi_msgdefs.h
+++ linux-2.6.18/include/linux/ipmi_msgdefs.h
@@ -80,6 +80,8 @@
 #define IPMI_INVALID_COMMAND_ERR	0xc1
 #define IPMI_ERR_MSG_TRUNCATED		0xc6
 #define IPMI_LOST_ARBITRATION_ERR	0x81
+#define IPMI_BUS_ERR			0x82
+#define IPMI_NAK_ON_WRITE_ERR		0x83
 #define IPMI_ERR_UNSPECIFIED		0xff
 
 #define IPMI_CHANNEL_PROTOCOL_IPMB	1
-
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