Re: KDB in the mainstream 2.4.x kernels?

From: Keith Owens (
Date: Sun Jul 20 2003 - 17:27:19 EST

On Sun, 20 Jul 2003 06:31:37 -0700,
"David S. Miller" <> wrote:
>On Sun, 20 Jul 2003 22:55:18 +1000
>Keith Owens <> wrote:
>> i386 provides no unwind data
>We could tell gcc to emit dwarf2 unwind tables on x86 for debugging
>kernel builds.

C code is not really an issue. Most of the unwind complexity is
handling the special case asm code, interrupt handlers, out of line
lock contention paths, anything in entry.S. Much of the IA64 asm code
has explicit unwind directives in the asm code, i386 asm would need
equivalent kernel changes.

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