On Sat, Aug 11, 2018 at 12:31:27PM +0200, Stefan Agner wrote:
> ARM stack unwinding is upstream since 2009 and has been proven
> working well. At this time it is the preferred stack unwinding
> support since it also supports Thumb 2. Do not scare people
> and drop the EXPERIMENTAL mark.
Actually, there are still cases where we're missing the annotations -
I've seen them in various oops dumps, but I forget where they are.
What I do remember is that they didn't seem trivial to fix at the
time, so it's still recommended that frame pointers are used if you
want to guarantee getting a debuggable oops dump.
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
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