Re: [PATCH] reduce the spinlock conflict during massive connect

[Cong Wang]

On Sun, Nov 5, 2017 at 6:28 PM, Liu Yu <liuyu...@gmail.com> wrote:
> -               spin_lock_bh(&head->lock);
> +               ret = spin_trylock(&head->lock);

Clearly you want spin_trylock_bh() instead.