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

Davide Libenzi
2009-02-03T23:09:51Z

On Tue, 3 Feb 2009, Andrew Morton wrote:

> Well. We _could_ whack part of this nut with my usual hammer: protect
> f_flags with file->f_dentry->d_inode->i_lock. IIRC there was some
> objection to that - performance?

If you meant it for epoll, that uses a single shared inode, that'd turn to
be a global lock.

- Davide