From: Richard Cochran <richardcochran@gmail.com>
To: Jason Wang <jasowang@redhat.com>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, mst@redhat.com
Subject: Re: [PATCH net-next 2/2] tuntap: orphan frags before trying to set tx timestamp
Date: Wed, 4 Sep 2013 17:57:38 +0200 [thread overview]
Message-ID: <20130904155738.GC4194@netboy> (raw)
In-Reply-To: <1378269226-5969-2-git-send-email-jasowang@redhat.com>
On Wed, Sep 04, 2013 at 12:33:46PM +0800, Jason Wang wrote:
> sock_tx_timestamp() will clear all zerocopy flags of skb which may lead the
> frags never to be orphaned. This will break guest to guest traffic when zerocopy
> is enabled. Fix this by orphaning the frags before trying to set tx time stamp.
>
> The issue were introduced by commit eda297729171fe16bf34fe5b0419dfb69060f623
> (tun: Support software transmit time stamping).
>
> Cc: Richard Cochran <richardcochran@gmail.com>
> Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
next prev parent reply other threads:[~2013-09-04 15:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-04 4:33 [PATCH net-next 1/2] tuntap: purge socket error queue on detach Jason Wang
2013-09-04 4:33 ` [PATCH net-next 2/2] tuntap: orphan frags before trying to set tx timestamp Jason Wang
2013-09-04 13:27 ` Sergei Shtylyov
2013-09-05 9:59 ` Jason Wang
2013-09-04 15:57 ` Richard Cochran [this message]
2013-09-04 15:56 ` [PATCH net-next 1/2] tuntap: purge socket error queue on detach Richard Cochran
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