From mboxrd@z Thu Jan 1 00:00:00 1970 From: Samuel Ortiz Subject: [PATCH] irda: Add irda_skb_cb qdisc related padding Date: Wed, 17 Dec 2008 23:49:06 +0100 Message-ID: <20081217224906.GA5783@sortiz.org> Reply-To: Samuel Ortiz Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org, irda-users@lists.sourceforge.net To: "David S. Miller" Return-path: Received: from 30.mail-out.ovh.net ([213.186.62.213]:42671 "HELO 30.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1750961AbYLQWqn (ORCPT ); Wed, 17 Dec 2008 17:46:43 -0500 Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: Hi Dave, We need to pad irda_skb_cb in order to keep it safe accross dev_queue_xmit() calls. This is some ugly and temporary hack triggered by recent qisc code changes. Even though it fixes bugzilla.kernel.org bug #11795, it will be replaced by a proper fix before 2.6.29 is released. Signed-off-by: Samuel Ortiz --- include/net/irda/irda_device.h | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/include/net/irda/irda_device.h b/include/net/irda/irda_device.h index 3025ae1..94c852d 100644 --- a/include/net/irda/irda_device.h +++ b/include/net/irda/irda_device.h @@ -135,9 +135,11 @@ struct dongle_reg { /* * Per-packet information we need to hide inside sk_buff - * (must not exceed 48 bytes, check with struct sk_buff) + * (must not exceed 48 bytes, check with struct sk_buff) + * The default_qdisc_pad field is a temporary hack. */ struct irda_skb_cb { + unsigned int default_qdisc_pad; magic_t magic; /* Be sure that we can trust the information */ __u32 next_speed; /* The Speed to be set *after* this frame */ __u16 mtt; /* Minimum turn around time */ -- 1.6.0.4.766.g6fc4a.dirty