From patchwork Tue Aug 23 09:45:00 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ian Campbell X-Patchwork-Id: 111067 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 6C38EB6F9D for ; Tue, 23 Aug 2011 19:45:32 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755272Ab1HWJpV (ORCPT ); Tue, 23 Aug 2011 05:45:21 -0400 Received: from smtp02.citrix.com ([66.165.176.63]:7385 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754898Ab1HWJpM (ORCPT ); Tue, 23 Aug 2011 05:45:12 -0400 X-IronPort-AV: E=Sophos;i="4.68,268,1312171200"; d="scan'208";a="160224392" Received: from ftlpmailmx01.citrite.net ([10.13.107.65]) by FTLPIPO02.CITRIX.COM with ESMTP/TLS/RC4-MD5; 23 Aug 2011 05:45:11 -0400 Received: from smtp01.ad.xensource.com (10.219.128.104) by smtprelay.citrix.com (10.13.107.65) with Microsoft SMTP Server id 8.3.137.0; Tue, 23 Aug 2011 05:45:11 -0400 Received: from cosworth.uk.xensource.com (cosworth.uk.xensource.com [10.80.16.52]) by smtp01.ad.xensource.com (8.13.1/8.13.1) with ESMTP id p7N9j2j9024305; Tue, 23 Aug 2011 02:45:09 -0700 From: Ian Campbell To: netdev@vger.kernel.org CC: Ian Campbell , "David S. Miller" , Alexey Kuznetsov , "Pekka Savola (ipv6)" , James Morris , Hideaki YOSHIFUJI , Patrick McHardy Subject: [PATCH 3/4] net: ipv6: convert to SKB frag APIs Date: Tue, 23 Aug 2011 10:45:00 +0100 Message-ID: <1314092701-4347-3-git-send-email-ian.campbell@citrix.com> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1314092683.10283.21.camel@zakaz.uk.xensource.com> References: <1314092683.10283.21.camel@zakaz.uk.xensource.com> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Signed-off-by: Ian Campbell Cc: "David S. Miller" Cc: Alexey Kuznetsov Cc: "Pekka Savola (ipv6)" Cc: James Morris Cc: Hideaki YOSHIFUJI Cc: Patrick McHardy Cc: netdev@vger.kernel.org --- net/ipv6/ip6_output.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-) diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 4c882cf..835c04b 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1480,13 +1480,13 @@ alloc_new_skb: if (page && (left = PAGE_SIZE - off) > 0) { if (copy >= left) copy = left; - if (page != frag->page) { + if (page != skb_frag_page(frag)) { if (i == MAX_SKB_FRAGS) { err = -EMSGSIZE; goto error; } - get_page(page); skb_fill_page_desc(skb, i, page, sk->sk_sndmsg_off, 0); + skb_frag_ref(skb, i); frag = &skb_shinfo(skb)->frags[i]; } } else if(i < MAX_SKB_FRAGS) { @@ -1506,7 +1506,8 @@ alloc_new_skb: err = -EMSGSIZE; goto error; } - if (getfrag(from, page_address(frag->page)+frag->page_offset+frag->size, offset, copy, skb->len, skb) < 0) { + if (getfrag(from, skb_frag_address(frag)+frag->size, + offset, copy, skb->len, skb) < 0) { err = -EFAULT; goto error; }