linux-kernel - Re: [PATCH 2/2] pvcalls-front: wait for other operations to return when release passive sockets

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Date:   Mon, 12 Feb 2018 18:07:09 -0800 (PST)
From:   Stefano Stabellini <sstabellini@...nel.org>
To:     Juergen Gross <jgross@...e.com>
cc:     Stefano Stabellini <sstabellini@...nel.org>,
        boris.ostrovsky@...cle.com, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org,
        Stefano Stabellini <stefano@...reto.com>
Subject: Re: [PATCH 2/2] pvcalls-front: wait for other operations to return
 when release passive sockets

On Mon, 12 Feb 2018, Juergen Gross wrote:
> On 05/02/18 23:51, Stefano Stabellini wrote:
> > Passive sockets can have ongoing operations on them, specifically, we
> > have two wait_event_interruptable calls in pvcalls_front_accept.
> > 
> > Add two wake_up calls in pvcalls_front_release, then wait for the
> > potential waiters to return and release the sock_mapping refcount.
> > 
> > Signed-off-by: Stefano Stabellini <stefano@...reto.com>
> 
> Acked-by: Juergen Gross <jgross@...e.com>

Thanks!