GDB backtrace and signal trampolines

Anton Blanchard anton at samba.org
Fri Aug 12 15:06:09 EST 2005


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



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