Re: [patch V4 part 1 03/36] sched: Clean up scheduler_ipi()

[Peter Zijlstra]

On Wed, May 06, 2020 at 11:28:56AM -0700, Paul E. McKenney wrote:
> I still see warnings of the form "leave instruction with modified stack
> frame" from older complilers and of the form "undefined stack state"
> from newer compilers.  I am running stock objtool versions, so I am
> guessing that this is at least one reason for these warnings.

Part 5, patch 2, might be responsible. I still have to look at curing
that.