[PATCH 1/2] lockdep: add lockdep_assert_not_held()
Peter Zijlstra
peterz at infradead.org
Sun Feb 14 12:53:01 EST 2021
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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