Re: [PATCH 5/7] sched: Add wrapper for get_wchan() to keep task blocked

Russell King (Oracle)
2021-10-14T10:47:40Z

On Fri, Oct 08, 2021 at 01:15:32PM +0200, Peter Zijlstra wrote:
> From: Kees Cook <keescook@chromium.org>
>
> Having a stable wchan means the process must be blocked and for it to
> stay that way while performing stack unwinding.
>
> Suggested-by: Peter Zijlstra <peterz@infradead.org>
> Signed-off-by: Kees Cook <keescook@chromium.org>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>

Acked-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> [arm]

I will eventually get around to test this once I've caught up.

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