From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net 3/3] Drivers: net: hyperv: Address UDP checksum issues Date: Wed, 09 Apr 2014 14:42:06 -0400 (EDT) Message-ID: <20140409.144206.149826397772279425.davem@davemloft.net> References: <4ae24ae5c6ea45c399e7be03c69dc442@BY2PR03MB299.namprd03.prod.outlook.com> <20140409.143655.2112963679697366338.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: olaf@aepfle.de, netdev@vger.kernel.org, jasowang@redhat.com, linux-kernel@vger.kernel.org, apw@canonical.com, devel@linuxdriverproject.org To: kys@microsoft.com Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: driverdev-devel-bounces@linuxdriverproject.org List-Id: netdev.vger.kernel.org From: KY Srinivasan Date: Wed, 9 Apr 2014 18:39:57 +0000 > > >> -----Original Message----- >> From: David Miller [mailto:davem@davemloft.net] >> Sent: Wednesday, April 9, 2014 11:37 AM >> To: KY Srinivasan >> Cc: netdev@vger.kernel.org; linux-kernel@vger.kernel.org; >> devel@linuxdriverproject.org; olaf@aepfle.de; apw@canonical.com; >> jasowang@redhat.com >> Subject: Re: [PATCH net 3/3] Drivers: net: hyperv: Address UDP checksum >> issues >> >> From: KY Srinivasan >> Date: Wed, 9 Apr 2014 18:08:47 +0000 >> >> > Thanks Dave. I will COW the SKB before changing the checksum value. I >> > do have a question though. I looked at a bunch of hardware drivers >> > and they modify the header information, specially checksum field and I >> > could not see where they had COWed the skb. I was grepping for skb_cow >> > in these drivers. >> >> Look for skb_cow_head(), for example, the tg3.c driver uses this. >> > Thank you. I will update this patch. Do you want me to resend the whole set or just > this patch. You never need to ask me this. Always, when there is an update to any part of a series, re-submit the entire series.