Re: x86/kconfig: Consolidate unwinders into multiple choice selection

From: Dave Jones
Date: Wed Sep 06 2017 - 18:10:49 EST


On Wed, Sep 06, 2017 at 04:49:45PM -0500, Josh Poimboeuf wrote:

> > Choose kernel unwinder
> > > 1. Frame pointer unwinder (FRAME_POINTER_UNWINDER) (NEW)
> > 2. ORC unwinder (ORC_UNWINDER) (NEW)
> > 3. Guess unwinder (GUESS_UNWINDER) (NEW)
> > choice[1-3?]:
>
> This is a quirk of the config tool. It's not very intuitive, but to see
> the help for a given option you have to type the number appended with a
> '?', like:
>
> > 1. Frame pointer unwinder (FRAME_POINTER_UNWINDER) (NEW)
> 2. ORC unwinder (ORC_UNWINDER) (NEW)
> choice[1-2?]: 1?

Hey, I learned something today!

thanks,

Dave