linux-kernel - Re: [PATCH 04/31] net: add support for ->poll_mask in proto

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Message-ID: <20180109164149.GA12001@lst.de>
Date:   Tue, 9 Jan 2018 17:41:49 +0100
From:   Christoph Hellwig <hch@....de>
To:     Al Viro <viro@...IV.linux.org.uk>
Cc:     Christoph Hellwig <hch@....de>, Avi Kivity <avi@...lladb.com>,
        linux-aio@...ck.org, linux-fsdevel@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 04/31] net: add support for ->poll_mask in proto_ops

On Tue, Jan 09, 2018 at 05:32:37PM +0100, Christoph Hellwig wrote:
> On Sat, Jan 06, 2018 at 07:16:22PM +0000, Al Viro wrote:
> > > +	__poll_t	(*poll_mask) (struct file *file, struct socket *sock,
> > > +				      __poll_t events);
> > 
> > Does that sucker need struct file?
> 
> It turns out udp needs it:

But as mentioned in my last mail it can simply use sock->file.

Sigh, time for more coffee.