[PATCH] i386: add kstack=N option (from x86_64)

From: Randy.Dunlap
Date: Wed Mar 16 2005 - 16:35:13 EST



Add "kstack=N" boot option for IA-32 (from x86_64).

Signed-off-by: Randy Dunlap <rddunlap@xxxxxxxx>

diffstat:=
Documentation/kernel-parameters.txt | 3 +++
arch/i386/kernel/traps.c | 7 +++++++
2 files changed, 10 insertions(+)

diff -Naurp ./arch/i386/kernel/traps.c~kstack_i386 ./arch/i386/kernel/traps.c
--- ./arch/i386/kernel/traps.c~kstack_i386 2005-03-01 23:37:49.000000000 -0800
+++ ./arch/i386/kernel/traps.c 2005-03-15 21:22:28.000000000 -0800
@@ -1038,3 +1038,10 @@ void __init trap_init(void)

trap_init_hook();
}
+
+static int __init kstack_setup(char *s)
+{
+ kstack_depth_to_print = simple_strtoul(s, NULL, 0);
+ return 0;
+}
+__setup("kstack=", kstack_setup);
diff -Naurp ./Documentation/kernel-parameters.txt~kstack_i386 ./Documentation/kernel-parameters.txt
--- ./Documentation/kernel-parameters.txt~kstack_i386 2005-03-01 23:38:34.000000000 -0800
+++ ./Documentation/kernel-parameters.txt 2005-03-15 21:23:44.000000000 -0800
@@ -614,6 +617,9 @@ running once the system is up.

keepinitrd [HW,ARM]

+ kstack=N [IA-32, X86-64] Print N words from the kernel stack
+ in oops dumps.
+
l2cr= [PPC]

lapic [IA-32,APIC] Enable the local APIC even if BIOS disabled it.

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