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

    --
    RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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