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Date:	Sun, 8 Nov 2009 14:39:59 +1030
From:	Rusty Russell <>
Cc:	"Michael S. Tsirkin" <>,
	Gregory Haskins <>,
	Eric Dumazet <>,,,,,,,,,
Subject: Re: [PATCHv7 3/3] vhost_net: a kernel-level virtio server

On Sat, 7 Nov 2009 03:00:07 am Paul E. McKenney wrote:
> On Fri, Nov 06, 2009 at 03:31:20PM +1030, Rusty Russell wrote:
> > But it's still nasty to use half an API.  If it were a few places I would
> > have open-coded it with a comment, or wrapped it.  As it is, I don't think
> > that would be a win.
> So would it help to have a rcu_read_lock_workqueue() and
> rcu_read_unlock_workqueue() that checked nesting and whether they were
> actually running in the context of a workqueue item?  Or did you have
> something else in mind?  Or am I misjudging the level of sarcasm in
> your reply?  ;-)

You read correctly.  If we get a second user, creating an API makes sense.

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