Re: [PATCH 2/4] Convert epoll to a bitlock

Nick Piggin
2009-02-04T07:21:19Z

On Wednesday 04 February 2009 18:13:20 Christoph Hellwig wrote:
> On Tue, Feb 03, 2009 at 04:19:31PM -0700, Jonathan Corbet wrote:
> > 1) Use i_lock to protect accesses to f_flags. This would enable some
> > BKL usage to be removed, but would not fix fasync.
>
> What about just turning f_ep_lock into f_lock and using it?

Ah, yes I was going to say that too, but I confused i_lock with i_mutex
because it sounded like Jon needed a sleeping lock here?

Agree f_lock would be good. It might come in handy for other things too.