Re: [patch] i386: fix one case of stuck dwarf2 unwinder II

From: Jan Beulich
Date: Mon Aug 07 2006 - 03:57:47 EST

>> Yes that's the problem. If you check for <= stext/_stext then the unwinder
>> won't catch the L6 (which is above it) and report a "stuck" again
>Maybe I'm being dense here, but:
>c0100210 t L6
>c0100212 t check_x87
>c010023a t setup_idt
>c0100257 t rp_sidt
>c0100264 t ignore_int
>c0100298 T stext
>c0100298 T _stext
>It looks like L6 is before _stext to me.

So it would seem to me. Nevertheless, in my opinion the proper fix is to annotate the call site
(in head.S) to specify a zero EIP as return address (which denotes the bottom of a frame).

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