Subject: Re: GDB backtrace and signal trampolines

From: Anton Blanchard <[email-masked]>
Date: Fri, 12 Aug 2005 15:06:09 +1000

Hi,

> Would it make sense to limit the test to within a few hundred bytes of 
> the stack pointer? Or some better way to detect that the PC is in a 
> signal trampoline?

With recent kernels we should be able to use the dwarf2 unwind
information in the vdso I think.

Anton