linux-kernel - [PATCH] Documentation/kernel-parameters: clarify panic options

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Message-Id: <20110328114656.7e7da60e.randy.dunlap@oracle.com>
Date:	Mon, 28 Mar 2011 11:46:56 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] Documentation/kernel-parameters: clarify panic options

From: Randy Dunlap <randy.dunlap@...cle.com>

Add a little more info for some of the panic-related kernel parameters.
Fix "oops=panic" to fit in 80 columns.

Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
---
 Documentation/kernel-parameters.txt |   12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

--- linux-2.6.38-git18.orig/Documentation/kernel-parameters.txt
+++ linux-2.6.38-git18/Documentation/kernel-parameters.txt
@@ -1832,15 +1832,17 @@ bytes respectively. Such letter suffixes
 				perfmon on Intel CPUs instead of the
 				CPU specific event set.
 
-	oops=panic	Always panic on oopses. Default is to just kill the process,
-			but there is a small probability of deadlocking the machine.
+	oops=panic	Always panic on oopses. Default is to just kill the
+			process, but there is a small probability of
+			deadlocking the machine.
 			This will also cause panics on machine check exceptions.
 			Useful together with panic=30 to trigger a reboot.
 
 	OSS		[HW,OSS]
 			See Documentation/sound/oss/oss-parameters.txt
 
-	panic=		[KNL] Kernel behaviour on panic
+	panic=		[KNL] Kernel behaviour on panic: delay <timeout>
+			seconds before rebooting
 			Format: <timeout>
 
 	parkbd.port=	[HW] Parallel port number the keyboard adapter is
@@ -2343,6 +2345,7 @@ bytes respectively. Such letter suffixes
 
 	softlockup_panic=
 			[KNL] Should the soft-lockup detector generate panics.
+			Format: <integer>
 
 	sonypi.*=	[HW] Sony Programmable I/O Control Device driver
 			See Documentation/sonypi.txt
@@ -2529,8 +2532,7 @@ bytes respectively. Such letter suffixes
 			reported either.
 
 	unknown_nmi_panic
-			[X86]
-			Set unknown_nmi_panic=1 early on boot.
+			[X86] Cause panic on unknown NMI.
 
 	usbcore.autosuspend=
 			[USB] The autosuspend time delay (in seconds) used
--
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