Re: waitqueue lockdep annotation V3

Davidlohr Bueso
2018-07-12T19:28:55Z

On Thu, 14 Dec 2017, Christoph Hellwig wrote:

>Hi all,
>
>this series adds a strategic lockdep_assert_held to __wake_up_common
>to ensure callers really do hold the wait_queue_head lock when calling
>the unlocked wake_up variants. It turns out epoll did not do this
>for a fairly common path (hit all the time by systemd during bootup),
>so the second patch fixed this instance as well.

I ran into these changes because of patch 1 getting rid of ep->lock. Is
there any reason why this series was never picked up?

Thanks,
Davidlohr