Return-Path: Message-ID: <54353F58.4090301@xsilon.com> Date: Wed, 08 Oct 2014 14:42:48 +0100 From: Martin Townsend MIME-Version: 1.0 To: Jukka Rissanen CC: linux-bluetooth@vger.kernel.org, linux-wpan@vger.kernel.org, marcel@holtmann.org, alex.aring@gmail.com Subject: Re: [PATCH bluetooth-next] 6lowpan: Use pskb_expand_head in IPHC decompression. References: <1412696037-25111-1-git-send-email-martin.townsend@xsilon.com> <1412696037-25111-2-git-send-email-martin.townsend@xsilon.com> <543408B2.1070309@xsilon.com> <1412763863.2705.22.camel@jrissane-mobl.ger.corp.intel.com> <54351AF4.5060907@xsilon.com> <1412770375.2705.25.camel@jrissane-mobl.ger.corp.intel.com> <54353387.3070007@xsilon.com> <1412775335.2705.31.camel@jrissane-mobl.ger.corp.intel.com> In-Reply-To: <1412775335.2705.31.camel@jrissane-mobl.ger.corp.intel.com> Content-Type: text/plain; charset=utf-8 List-ID: hi Jukka, Thank you for running all these tests for me, it's very much appreciated. I'll send out v4 in a bit. Cheers, Martin. On 08/10/14 14:35, Jukka Rissanen wrote: > Hi Martin, > > On ke, 2014-10-08 at 13:52 +0100, Martin Townsend wrote: >> Hi Jukka, >> >> I've misunderstood the constraints on pskb_expand_head. I don't suppose you could quickly try this patch it now uses skb_share_check to ensure skb->users == 1 and then I've put back in the skb_clone code that I took out which I think is causing the problem: > Tried this one and did not see any errors so far. I will leave my test > to run for the night. Please send a v4 and I will try to review it > tomorrow. > > Cheers, > Jukka > >