Re: [patch 09/10] sched/core: Add migrate_disable/enable()

From: Sebastian Siewior
Date: Thu Sep 17 2020 - 12:13:21 EST

On 2020-09-17 16:49:37 [+0200], peterz@xxxxxxxxxxxxx wrote:
> I'm aware of the duct-tape :-) But I was under the impression that we
> didn't want the duct-tape, and that there was lots of issues with the
> FPU code, or was that another issue?

Of course it would be better not to need the duct tape.
Also symmetrical locking is what you want but clearly futex is one of
a kind.

I'm currently not aware of any issues in the FPU code in regard to this.
A few weeks ago, I was looking for this kind of usage and only futex
popped up.