Make panic= and panic_on_oops into core_params

This allows them to be examined and set after boot, plus means they
actually give errors if they are misused (eg. panic=yes).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 kernel/panic.c |   17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff -r 660a97679013 kernel/panic.c
--- a/kernel/panic.c	Thu Aug 28 11:46:29 2008 +1000
+++ b/kernel/panic.c	Thu Aug 28 11:51:50 2008 +1000
@@ -33,13 +33,6 @@ ATOMIC_NOTIFIER_HEAD(panic_notifier_list
 ATOMIC_NOTIFIER_HEAD(panic_notifier_list);
 
 EXPORT_SYMBOL(panic_notifier_list);
-
-static int __init panic_setup(char *str)
-{
-	panic_timeout = simple_strtoul(str, NULL, 0);
-	return 1;
-}
-__setup("panic=", panic_setup);
 
 static long no_blink(long time)
 {
@@ -187,13 +180,6 @@ void add_taint(unsigned flag)
 }
 EXPORT_SYMBOL(add_taint);
 
-static int __init pause_on_oops_setup(char *str)
-{
-	pause_on_oops = simple_strtoul(str, NULL, 0);
-	return 1;
-}
-__setup("pause_on_oops=", pause_on_oops_setup);
-
 static void spin_msec(int msecs)
 {
 	int i;
@@ -353,3 +339,6 @@ void __stack_chk_fail(void)
 }
 EXPORT_SYMBOL(__stack_chk_fail);
 #endif
+
+core_param(panic, panic_timeout, int, 0644);
+core_param(pause_on_oops, pause_on_oops, int, 0644);