Re: [PATCH v2 7/9] sched: define TIF_ALLOW_RESCHED

Thomas Gleixner
2023-10-18T22:53:11Z

On Wed, Oct 18 2023 at 10:51, Paul E. McKenney wrote:
> On Wed, Oct 18, 2023 at 05:09:46AM -0700, Ankur Arora wrote:

Can you folks please trim your replies. It's annoying to scroll
through hundreds of quoted lines to figure out that nothing is there.

>> This probably allows for more configuration flexibility across archs?
>> Would allow for TREE_RCU=y, for instance. That said, so far I've only
>> been working with PREEMPT_RCU=y.)
>
> Then this is a bug that needs to be fixed. We need a way to make
> RCU readers non-preemptible.

Why?