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Subjectdual line backtraces for i386.
Another 'get better debug info from users' patch.
x86-64 has had this since day one, and I don't know why
no-one ever ported it to i386.

Instead of using one line per function call in the backtrace,
we can fit two per line.

Signed-off-by: Dave Jones <davej@redhat.com>

--- linux-2.6.15/arch/i386/kernel/traps.c~ 2005-12-01 04:25:36.000000000 -0500
+++ linux-2.6.15/arch/i386/kernel/traps.c 2005-12-01 04:36:19.000000000 -0500
@@ -116,6 +116,7 @@ static inline unsigned long print_contex
unsigned long *stack, unsigned long ebp)
{
unsigned long addr;
+ char space=0;

#ifdef CONFIG_FRAME_POINTER
while (valid_stack_ptr(tinfo, (void *)ebp)) {
@@ -131,9 +132,17 @@ static inline unsigned long print_contex
if (__kernel_text_address(addr)) {
printk(" [<%08lx>]", addr);
print_symbol(" %s", addr);
- printk("\n");
+ if (space == 0) {
+ printk(" ");
+ space = 1;
+ } else {
+ printk("\n");
+ space = 0;
+ }
}
}
+ if (space==1)
+ printk("\n");
#endif
return ebp;
}
-
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