Re: [PATCH v1 4/9] cgroup: rstat: add WARN_ON_ONCE() if flushing outside task context

[Shakeel Butt <shakeelb@xxxxxxxxxx>]

On Mon, Mar 27, 2023 at 11:16 PM Yosry Ahmed <yosryahmed@xxxxxxxxxx> wrote:
>
> rstat flushing is too expensive to perform in irq context.
> The previous patch removed the only context that may invoke an rstat
> flush from irq context, add a WARN_ON_ONCE() to detect future
> violations, or those that we are not aware of.
>
> Signed-off-by: Yosry Ahmed <yosryahmed@xxxxxxxxxx>

Reviewed-by: Shakeel Butt <shakeelb@xxxxxxxxxx>