linux-kernel - [PATCH 7/12] IPMI: add poll delay

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Message-ID: <20061202043520.GC30531@localdomain>
Date:	Fri, 1 Dec 2006 22:35:20 -0600
From:	Corey Minyard <minyard@....org>
To:	Andrew Morton <akpm@...l.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Cc:	OpenIPMI Developers <openipmi-developer@...ts.sourceforge.net>
Subject: [PATCH 7/12] IPMI: add poll delay


Make sure to delay a little in the IPMI poll routine so we can pass in
a timeout time and thus time things out.

Signed-off-by: Corey Minyard <minyard@....org>

Index: linux-2.6.19-rc6/drivers/char/ipmi/ipmi_si_intf.c
===================================================================
--- linux-2.6.19-rc6.orig/drivers/char/ipmi/ipmi_si_intf.c
+++ linux-2.6.19-rc6/drivers/char/ipmi/ipmi_si_intf.c
@@ -807,7 +807,12 @@ static void poll(void *send_info)
 {
 	struct smi_info *smi_info = send_info;
 
-	smi_event_handler(smi_info, 0);
+	/*
+	 * Make sure there is some delay in the poll loop so we can
+	 * drive time forward and timeout things.
+	 */
+	udelay(10);
+	smi_event_handler(smi_info, 10);
 }
 
 static void request_events(void *send_info)
-
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