From mboxrd@z Thu Jan 1 00:00:00 1970 From: Herbert Xu Subject: Re: [bisected] no traffic on ssl vpn with 3.19rc1 - 3.19rc3 Date: Fri, 9 Jan 2015 07:57:45 +1100 Message-ID: <20150108205745.GA13460@gondor.apana.org.au> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org To: Billy Shuman Return-path: Received: from helcar.apana.org.au ([209.40.204.226]:37109 "EHLO helcar.apana.org.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752020AbbAHU5t (ORCPT ); Thu, 8 Jan 2015 15:57:49 -0500 Content-Disposition: inline In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: Billy Shuman wrote: > > Since 3.19rc1 I get 100% packet loss through SSL vpn. I bisected with > the following result: > > 0b46d0ee9c240c7430a47e9b0365674d4a04522 is the first bad commit > commit e0b46d0ee9c240c7430a47e9b0365674d4a04522 > Author: Herbert Xu > Date: Fri Nov 7 21:22:23 2014 +0800 > > tun: Use iovec iterators > > This patch removes the use of skb_copy_datagram_const_iovec in > favour of the iovec iterator-based skb_copy_datagram_iter. > > > https://bugzilla.kernel.org/show_bug.cgi?id=90901 This changeset is known to be buggy. However it was fixed ages ago by changeset 8c847d254146d32c86574a1b16923ff91bb784dd. So please test that changeset to see if it works for you. If it does, then please do your bisection between that and the current top of tree. Thanks, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt