linux-kernel - Re: [PATCH/RFC] Re: recvmmsg() timeout behavior strangeness [RESEND]

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Message-ID: <53856D51.40304@gmail.com>
Date:	Wed, 28 May 2014 07:00:01 +0200
From:	"Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
CC:	mtk.manpages@...il.com, lkml <linux-kernel@...r.kernel.org>,
	"linux-man@...r.kernel.org" <linux-man@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>,
	Ondřej Bílka <neleai@...nam.cz>,
	Caitlin Bestler <caitlin.bestler@...il.com>,
	Neil Horman <nhorman@...driver.com>,
	Elie De Brauwer <eliedebrauwer@...il.com>,
	David Miller <davem@...emloft.net>,
	Steven Whitehouse <steve@...gwyn.com>,
	Rémi Denis-Courmont 
	<remi.denis-courmont@...ia.com>, Paul Moore <paul@...l-moore.com>,
	Chris Friesen <chris.friesen@...driver.com>
Subject: Re: [PATCH/RFC] Re: recvmmsg() timeout behavior strangeness [RESEND]

On 05/27/2014 10:30 PM, Arnaldo Carvalho de Melo wrote:
> Em Tue, May 27, 2014 at 09:28:37PM +0200, Michael Kerrisk (man-pages) escreveu:
>> On Tue, May 27, 2014 at 9:21 PM, Arnaldo Carvalho de Melo
>> <acme@...stprotocols.net> wrote:
>>> Em Tue, May 27, 2014 at 06:35:17PM +0200, Michael Kerrisk (man-pages) escreveu:
>>>> On 05/26/2014 11:17 PM, Arnaldo Carvalho de Melo wrote:
>>>>> Can you try the attached patch on top of the first one?
>>>
>>>> Patches on patches is a way to make your testers work unnecessarily
>>>> harder. Also, it means that anyone else who was interested in this
>>>
>>> It was meant to highlight the changes with regard to the previous patch,
>>> i.e. to make things easier for reviewing.
>>
>> (I don't think that works...)
> 
> Lets try both then, attached goes the updated patch, and this is the
> diff to the last combined one:

What tree does this apply to? I tried applying to 3.15-rc7, but a piece 
was rejected, and the fix was not obvious.

Cheers,

Michael


drivers/net/tun.c.rej

--- drivers/net/tun.c
+++ drivers/net/tun.c
@@ -1343,7 +1343,7 @@
 
        /* Read frames from queue */
        skb = __skb_recv_datagram(tfile->socket.sk, noblock ? MSG_DONTWAIT : 0,
-                                 &peeked, &off, &err);
+                                 &peeked, &off, &err, timeop);
        if (skb) {
                ret = tun_put_user(tun, tfile, skb, iv, len);
                kfree_skb(skb);
--
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