LTS perf unwind fix

From: Rantala, Tommi T. (Nokia - FI/Espoo)
Date: Tue May 25 2021 - 08:41:25 EST


Hi Greg,

Can you please cherry-pick this to LTS:

commit bf53fc6b5f415cddc7118091cb8fd6a211b2320d
Author: Jan Kratochvil <jan.kratochvil@xxxxxxxxxx>
Date: Fri Dec 4 09:17:02 2020 -0300

perf unwind: Fix separate debug info files when using elfutils' libdw's unwinder


-Tommi