On Fri, Feb 12, 2021 at 04:28:42PM -0700, Shuah Khan wrote:

> +#define lockdep_assert_not_held(l)   do {                    \
> +             WARN_ON(debug_locks && lockdep_is_held(l));     \
> +     } while (0)
> +

This thing isn't as straight forward as you might think, but it'll
mostly work.

Notably this thing will misfire when lockdep_off() is employed. It
certainyl needs a comment to explain the subtleties.

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