linux-kernel - RE: [PATCH net 1/1] hv_netvsc: Fix a bug in netvsc_start

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Message-ID: <BY2PR0301MB0711A65F2833086181B0AC4FA0E80@BY2PR0301MB0711.namprd03.prod.outlook.com>
Date:	Tue, 28 Apr 2015 18:59:55 +0000
From:	KY Srinivasan <kys@...rosoft.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.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>,
	"jasowang@...hat.com" <jasowang@...hat.com>
Subject: RE: [PATCH net 1/1] hv_netvsc: Fix a bug in netvsc_start_xmit()



> -----Original Message-----
> From: Sergei Shtylyov [mailto:sergei.shtylyov@...entembedded.com]
> Sent: Tuesday, April 28, 2015 11:27 AM
> To: KY Srinivasan; davem@...emloft.net; netdev@...r.kernel.org; linux-
> kernel@...r.kernel.org; devel@...uxdriverproject.org; olaf@...fle.de;
> apw@...onical.com; jasowang@...hat.com
> Subject: Re: [PATCH net 1/1] hv_netvsc: Fix a bug in netvsc_start_xmit()
> 
> Hello.
> 
> On 04/28/2015 04:14 AM, K. Y. Srinivasan wrote:
> 
> > Commit commit b08cc79155fc26d0d112b1470d1ece5034651a4b eliminated
> memory
> 
>     One "commit" is enough. :-)
>     And please also specify that commit's summary in parens.
> 
> > allocation in the packet send path. This commit introduced a bug since it
> > did not account for the case if the skb was cloned. Fix this bug by
> > using the pre-reserved head room only if the skb is not cloned.
> 
> > Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>
> 
> [...]
> 
> WBR, Sergei

Will do; thanks.

K. Y
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