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GET /api/patches/817704/?format=api
{ "id": 817704, "url": "http://patchwork.ozlabs.org/api/patches/817704/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/patch/49b182d5f4690cff36a3aa6cbe06d7b3565eda54.1506114055.git.pabeni@redhat.com/", "project": { "id": 7, "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api", "name": "Linux network development", "link_name": "netdev", "list_id": "netdev.vger.kernel.org", "list_email": "netdev@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<49b182d5f4690cff36a3aa6cbe06d7b3565eda54.1506114055.git.pabeni@redhat.com>", "list_archive_url": null, "date": "2017-09-22T21:06:30", "name": "[RFC,06/11] ip/route: factor out helper for local route creation", "commit_ref": null, "pull_url": null, "state": "rfc", "archived": true, "hash": "c262594719429dbd40c90a2d0a131e03f7ff607a", "submitter": { "id": 67312, "url": "http://patchwork.ozlabs.org/api/people/67312/?format=api", "name": "Paolo Abeni", "email": "pabeni@redhat.com" }, "delegate": { "id": 34, "url": "http://patchwork.ozlabs.org/api/users/34/?format=api", "username": "davem", "first_name": "David", "last_name": "Miller", "email": "davem@davemloft.net" }, "mbox": "http://patchwork.ozlabs.org/project/netdev/patch/49b182d5f4690cff36a3aa6cbe06d7b3565eda54.1506114055.git.pabeni@redhat.com/mbox/", "series": [ { "id": 4709, "url": "http://patchwork.ozlabs.org/api/series/4709/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=4709", "date": "2017-09-22T21:06:24", "name": "udp: full early demux for unconnected sockets", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/4709/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/817704/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/817704/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<netdev-owner@vger.kernel.org>", "X-Original-To": "patchwork-incoming@ozlabs.org", "Delivered-To": "patchwork-incoming@ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)", "ext-mx10.extmail.prod.ext.phx2.redhat.com;\n\tdmarc=none (p=none dis=none) header.from=redhat.com", "ext-mx10.extmail.prod.ext.phx2.redhat.com;\n\tspf=fail smtp.mailfrom=pabeni@redhat.com" ], "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xzQz64ml9z9sP1\n\tfor <patchwork-incoming@ozlabs.org>;\n\tSat, 23 Sep 2017 07:07:14 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1752748AbdIVVHN (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tFri, 22 Sep 2017 17:07:13 -0400", "from mx1.redhat.com ([209.132.183.28]:37322 \"EHLO mx1.redhat.com\"\n\trhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP\n\tid S1752710AbdIVVHI (ORCPT <rfc822;netdev@vger.kernel.org>);\n\tFri, 22 Sep 2017 17:07:08 -0400", "from smtp.corp.redhat.com\n\t(int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id 7C6D2A0C23;\n\tFri, 22 Sep 2017 21:07:08 +0000 (UTC)", "from dhcppc0.redhat.com (ovpn-116-39.ams2.redhat.com\n\t[10.36.116.39])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id B8A6B61F26;\n\tFri, 22 Sep 2017 21:07:06 +0000 (UTC)" ], "DMARC-Filter": "OpenDMARC Filter v1.3.2 mx1.redhat.com 7C6D2A0C23", "From": "Paolo Abeni <pabeni@redhat.com>", "To": "netdev@vger.kernel.org", "Cc": "\"David S. Miller\" <davem@davemloft.net>,\n\tPablo Neira Ayuso <pablo@netfilter.org>, Florian Westphal <fw@strlen.de>,\n\tEric Dumazet <edumazet@google.com>,\n\tHannes Frederic Sowa <hannes@stressinduktion.org>", "Subject": "[RFC PATCH 06/11] ip/route: factor out helper for local route\n\tcreation", "Date": "Fri, 22 Sep 2017 23:06:30 +0200", "Message-Id": "<49b182d5f4690cff36a3aa6cbe06d7b3565eda54.1506114055.git.pabeni@redhat.com>", "In-Reply-To": "<cover.1506114055.git.pabeni@redhat.com>", "References": "<cover.1506114055.git.pabeni@redhat.com>", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.15", "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.39]);\n\tFri, 22 Sep 2017 21:07:08 +0000 (UTC)", "Sender": "netdev-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<netdev.vger.kernel.org>", "X-Mailing-List": "netdev@vger.kernel.org" }, "content": "Will be used by a later patch to build the ifaddr dst cache.\nNo functional changes are introduced here.\n\nSigned-off-by: Paolo Abeni <pabeni@redhat.com>\n---\n include/net/route.h | 2 ++\n net/ipv4/route.c | 30 ++++++++++++++++++++++--------\n 2 files changed, 24 insertions(+), 8 deletions(-)", "diff": "diff --git a/include/net/route.h b/include/net/route.h\nindex 1b09a9368c68..ec09c3d73581 100644\n--- a/include/net/route.h\n+++ b/include/net/route.h\n@@ -176,6 +176,8 @@ static inline struct rtable *ip_route_output_gre(struct net *net, struct flowi4\n \treturn ip_route_output_key(net, fl4);\n }\n \n+struct rtable *ip_local_route_alloc(struct net_device *dev, unsigned int flags,\n+\t\t\t\t u32 itag, unsigned char type, bool docache);\n int ip_route_input_noref(struct sk_buff *skb, __be32 dst, __be32 src,\n \t\t\t u8 tos, struct net_device *devin);\n int ip_route_input_rcu(struct sk_buff *skb, __be32 dst, __be32 src,\ndiff --git a/net/ipv4/route.c b/net/ipv4/route.c\nindex 94d4cd2d5ea4..515589f1b3d1 100644\n--- a/net/ipv4/route.c\n+++ b/net/ipv4/route.c\n@@ -1859,6 +1859,27 @@ static int ip_mkroute_input(struct sk_buff *skb,\n \treturn __mkroute_input(skb, res, in_dev, daddr, saddr, tos);\n }\n \n+struct rtable *ip_local_route_alloc(struct net_device *dev, unsigned int flags,\n+\t\t\t\t u32 itag, unsigned char type, bool do_cache)\n+{\n+\tstruct in_device *in_dev = __in_dev_get_rcu(dev);\n+\tstruct net *net = dev_net(dev);\n+\tstruct rtable *rth;\n+\n+\trth = rt_dst_alloc(l3mdev_master_dev_rcu(dev) ? : net->loopback_dev,\n+\t\t\t flags | RTCF_LOCAL, type,\n+\t\t\t IN_DEV_CONF_GET(in_dev, NOPOLICY), false, do_cache);\n+\tif (!rth)\n+\t\treturn NULL;\n+\n+\trth->dst.output= ip_rt_bug;\n+#ifdef CONFIG_IP_ROUTE_CLASSID\n+\trth->dst.tclassid = itag;\n+#endif\n+\trth->rt_is_input = 1;\n+\treturn rth;\n+}\n+\n /*\n *\tNOTE. We drop all the packets that has local source\n *\taddresses, because every properly looped back packet\n@@ -1996,17 +2017,10 @@ out:\treturn err;\n \t\t}\n \t}\n \n-\trth = rt_dst_alloc(l3mdev_master_dev_rcu(dev) ? : net->loopback_dev,\n-\t\t\t flags | RTCF_LOCAL, res->type,\n-\t\t\t IN_DEV_CONF_GET(in_dev, NOPOLICY), false, do_cache);\n+\trth = ip_local_route_alloc(dev, flags, itag, res->type, do_cache);\n \tif (!rth)\n \t\tgoto e_nobufs;\n \n-\trth->dst.output= ip_rt_bug;\n-#ifdef CONFIG_IP_ROUTE_CLASSID\n-\trth->dst.tclassid = itag;\n-#endif\n-\trth->rt_is_input = 1;\n \tif (res->table)\n \t\trth->rt_table_id = res->table->tb_id;\n \n", "prefixes": [ "RFC", "06/11" ] }