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[PATCH] i386: Fix up backtrace fallback patch

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I didn't test all compilation combinations. Shame on me.
And fix a missing option in the boot option following x86-64 (Jan Beulich)

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2006-07-29 21:42:52 +02:00 committed by Linus Torvalds
parent 65f87d8a8a
commit 70583161e8
1 changed files with 6 additions and 4 deletions
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10
arch/i386/kernel/traps.c
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@ -190,11 +190,11 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
if (unw_ret > 0 && !arch_unw_user_mode(&info)) {
#ifdef CONFIG_STACK_UNWIND
print_symbol("DWARF2 unwinder stuck at %s\n",
UNW_PC(info.regs));
UNW_PC(&info));
if (call_trace == 1) {
printk("Leftover inexact backtrace:\n");
if (UNW_SP(info.regs))
stack = (void *)UNW_SP(info.regs);
if (UNW_SP(&info))
stack = (void *)UNW_SP(&info);
} else if (call_trace > 1)
return;
else
@ -1249,8 +1249,10 @@ static int __init call_trace_setup(char *s)
call_trace = -1;
else if (strcmp(s, "both") == 0)
call_trace = 0;
else if (strcmp(s, "new") == 0)
else if (strcmp(s, "newfallback") == 0)
call_trace = 1;
else if (strcmp(s, "new") == 2)
call_trace = 2;
return 1;
}
__setup("call_trace=", call_trace_setup);