Re: [PATCH] tun: don't look at current when non-blocking

[Michael S. Tsirkin]

On Wed, Oct 09, 2013 at 02:25:19PM +0800, Jason Wang wrote:
> On 10/09/2013 03:46 AM, David Miller wrote:
> > From: "Michael S. Tsirkin" <mst@xxxxxxxxxx>
> > Date: Sun, 6 Oct 2013 21:25:12 +0300
> >
> >> We play with a wait queue even if socket is
> >> non blocking. This is an obvious waste.
> >> Besides, it will prevent calling the non blocking
> >> variant when current is not valid.
> >>
> >> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
> > Applied and queued up for -stable, thanks.
> > --
> 
> Michael, I believe this is just an optimization or a required patch of
> your following patches. So no need go for stable?

I don't think it's required for stable.
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