Re: [PATCH v7 7/6] fs/epoll: scale nested callbacks

[Davidlohr Bueso]

On Wed, 18 Oct 2017, Jason Baron wrote:

If there are not many EPOLL_CTL_ADDs, then I wouldn't think loop_ncalls
would be highly contented (since it should only be called from the add
path)?

So yeah it's all about the readywalks.

Thanks,
Davidlohr