linux-kernel - RE: [PATCH 04/15] Drivers: hv: vmbus: Prevent sending data on a rescinded channel

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Message-ID: <DM5PR03MB24906C459534819ACDA50D4EA0830@DM5PR03MB2490.namprd03.prod.outlook.com>
Date:   Mon, 5 Dec 2016 15:50:22 +0000
From:   KY Srinivasan <kys@...rosoft.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
CC:     "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
        "olaf@...fle.de" <olaf@...fle.de>,
        "apw@...onical.com" <apw@...onical.com>,
        "vkuznets@...hat.com" <vkuznets@...hat.com>,
        "jasowang@...hat.com" <jasowang@...hat.com>,
        "leann.ogasawara@...onical.com" <leann.ogasawara@...onical.com>
Subject: RE: [PATCH 04/15] Drivers: hv: vmbus: Prevent sending data on a
 rescinded channel



> -----Original Message-----
> From: Dan Carpenter [mailto:dan.carpenter@...cle.com]
> Sent: Monday, December 5, 2016 2:01 AM
> To: KY Srinivasan <kys@...rosoft.com>
> Cc: gregkh@...uxfoundation.org; linux-kernel@...r.kernel.org;
> devel@...uxdriverproject.org; olaf@...fle.de; apw@...onical.com;
> vkuznets@...hat.com; jasowang@...hat.com;
> leann.ogasawara@...onical.com
> Subject: Re: [PATCH 04/15] Drivers: hv: vmbus: Prevent sending data on a
> rescinded channel
> 
> On Thu, Dec 01, 2016 at 09:28:41AM -0800, kys@...hange.microsoft.com
> wrote:
> > From: K. Y. Srinivasan <kys@...rosoft.com>
> >
> > After the channel is rescinded, the host does not read from the rescinded
> channel.
> > Fail writes to a channel that has already been rescinded
> 
> What are the user visible effects of this bug?  Presumably none right
> since it doesn't need to be back ported.
> 
> But it's absolutely impossible to tell from the commit message.

Thanks Dan. I will update the commit log and resend.

K. Y

> 
> regards,
> dan carpenter