From patchwork Sat Mar 13 01:16:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 399990 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 405D4C433E6 for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 082AB64F9E for ; Sat, 13 Mar 2021 01:17:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232602AbhCMBQa (ORCPT ); Fri, 12 Mar 2021 20:16:30 -0500 Received: from mga17.intel.com ([192.55.52.151]:1166 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231392AbhCMBQ1 (ORCPT ); Fri, 12 Mar 2021 20:16:27 -0500 IronPort-SDR: Ohcvwv6D6ZxucIhL3Os/WZH/XB0dEiDeo8tLyGqWoVNrfD/rDDfKCETmctR5E+2Ewvxp9ffvjy x7K9v9rp9q8Q== X-IronPort-AV: E=McAfee;i="6000,8403,9921"; a="168828240" X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="168828240" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:26 -0800 IronPort-SDR: xJH1GIwp8ZocoDaJIdRiWc56T49Ax7NG2gww+1+WuurldCY3UsVX4CRJuVnuH4oG9sPV+5UnCP h5GWgIHFEZVQ== X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="411197371" Received: from mjmartin-desk2.amr.corp.intel.com (HELO mjmartin-desk2.intel.com) ([10.255.228.204]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:26 -0800 From: Mat Martineau To: netdev@vger.kernel.org Cc: Geliang Tang , davem@davemloft.net, kuba@kernel.org, matthieu.baerts@tessares.net, mptcp@lists.01.org, Mat Martineau Subject: [PATCH net-next 02/11] mptcp: add rm_list_tx in mptcp_pm_data Date: Fri, 12 Mar 2021 17:16:12 -0800 Message-Id: <20210313011621.211661-3-mathew.j.martineau@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> References: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Geliang Tang This patch added a new member rm_list_tx for struct mptcp_pm_data as the removing address list on the outgoing direction. Initialize its nr field to zero in mptcp_pm_data_init. In mptcp_pm_remove_anno_addr, put the single address id into an removing list, and passed it to mptcp_pm_remove_addr. In mptcp_pm_remove_addr, save the input rm_list to rm_list_tx in struct mptcp_pm_data. Signed-off-by: Geliang Tang Signed-off-by: Mat Martineau --- net/mptcp/pm.c | 20 ++++++++++++-------- net/mptcp/pm_netlink.c | 5 ++++- net/mptcp/protocol.h | 3 ++- 3 files changed, 18 insertions(+), 10 deletions(-) diff --git a/net/mptcp/pm.c b/net/mptcp/pm.c index 0654c86cd5ff..9a91605885bb 100644 --- a/net/mptcp/pm.c +++ b/net/mptcp/pm.c @@ -39,18 +39,18 @@ int mptcp_pm_announce_addr(struct mptcp_sock *msk, return 0; } -int mptcp_pm_remove_addr(struct mptcp_sock *msk, u8 local_id) +int mptcp_pm_remove_addr(struct mptcp_sock *msk, const struct mptcp_rm_list *rm_list) { u8 rm_addr = READ_ONCE(msk->pm.addr_signal); - pr_debug("msk=%p, local_id=%d", msk, local_id); + pr_debug("msk=%p, rm_list_nr=%d", msk, rm_list->nr); if (rm_addr) { pr_warn("addr_signal error, rm_addr=%d", rm_addr); return -EINVAL; } - msk->pm.rm_id = local_id; + msk->pm.rm_list_tx = *rm_list; rm_addr |= BIT(MPTCP_RM_ADDR_SIGNAL); WRITE_ONCE(msk->pm.addr_signal, rm_addr); return 0; @@ -260,7 +260,7 @@ bool mptcp_pm_add_addr_signal(struct mptcp_sock *msk, unsigned int remaining, bool mptcp_pm_rm_addr_signal(struct mptcp_sock *msk, unsigned int remaining, struct mptcp_rm_list *rm_list) { - int ret = false; + int ret = false, len; spin_lock_bh(&msk->pm.lock); @@ -268,11 +268,15 @@ bool mptcp_pm_rm_addr_signal(struct mptcp_sock *msk, unsigned int remaining, if (!mptcp_pm_should_rm_signal(msk)) goto out_unlock; - if (remaining < TCPOLEN_MPTCP_RM_ADDR_BASE) + len = mptcp_rm_addr_len(&msk->pm.rm_list_tx); + if (len < 0) { + WRITE_ONCE(msk->pm.addr_signal, 0); + goto out_unlock; + } + if (remaining < len) goto out_unlock; - rm_list->ids[0] = msk->pm.rm_id; - rm_list->nr = 1; + *rm_list = msk->pm.rm_list_tx; WRITE_ONCE(msk->pm.addr_signal, 0); ret = true; @@ -292,7 +296,7 @@ void mptcp_pm_data_init(struct mptcp_sock *msk) msk->pm.add_addr_accepted = 0; msk->pm.local_addr_used = 0; msk->pm.subflows = 0; - msk->pm.rm_id = 0; + msk->pm.rm_list_tx.nr = 0; WRITE_ONCE(msk->pm.work_pending, false); WRITE_ONCE(msk->pm.addr_signal, 0); WRITE_ONCE(msk->pm.accept_addr, false); diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 8e8e35fa4002..1eb9d0139267 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -1071,12 +1071,15 @@ static bool mptcp_pm_remove_anno_addr(struct mptcp_sock *msk, struct mptcp_addr_info *addr, bool force) { + struct mptcp_rm_list list = { .nr = 0 }; bool ret; + list.ids[list.nr++] = addr->id; + ret = remove_anno_list_by_saddr(msk, addr); if (ret || force) { spin_lock_bh(&msk->pm.lock); - mptcp_pm_remove_addr(msk, addr->id); + mptcp_pm_remove_addr(msk, &list); spin_unlock_bh(&msk->pm.lock); } return ret; diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index c896bcf3e70f..ac15be7cf06b 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -207,6 +207,7 @@ struct mptcp_pm_data { u8 local_addr_used; u8 subflows; u8 status; + struct mptcp_rm_list rm_list_tx; u8 rm_id; }; @@ -661,7 +662,7 @@ mptcp_pm_del_add_timer(struct mptcp_sock *msk, int mptcp_pm_announce_addr(struct mptcp_sock *msk, const struct mptcp_addr_info *addr, bool echo, bool port); -int mptcp_pm_remove_addr(struct mptcp_sock *msk, u8 local_id); +int mptcp_pm_remove_addr(struct mptcp_sock *msk, const struct mptcp_rm_list *rm_list); int mptcp_pm_remove_subflow(struct mptcp_sock *msk, u8 local_id); void mptcp_event(enum mptcp_event_type type, const struct mptcp_sock *msk, From patchwork Sat Mar 13 01:16:15 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 399987 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D5161C43332 for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BFD9D64F9E for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232994AbhCMBQh (ORCPT ); Fri, 12 Mar 2021 20:16:37 -0500 Received: from mga17.intel.com ([192.55.52.151]:1166 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232223AbhCMBQ2 (ORCPT ); Fri, 12 Mar 2021 20:16:28 -0500 IronPort-SDR: TokDxkzi7/WexKE21Ey6zutjbJsc8nDHLcqzOTNqwAsNLzBZox127F8Knn3GGYMBAforlPQR23 ZcGgRZARrnGQ== X-IronPort-AV: E=McAfee;i="6000,8403,9921"; a="168828244" X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="168828244" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 IronPort-SDR: M0CR/UKgOKDOeOdZseJFQ0jeWmzhUyzQEvsvBjXMmNX17ri2uzL7IJjgZcVrbQF8Svicm6iqG2 0y6HRpGKs6bQ== X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="411197374" Received: from mjmartin-desk2.amr.corp.intel.com (HELO mjmartin-desk2.intel.com) ([10.255.228.204]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:26 -0800 From: Mat Martineau To: netdev@vger.kernel.org Cc: Geliang Tang , davem@davemloft.net, kuba@kernel.org, matthieu.baerts@tessares.net, mptcp@lists.01.org, Mat Martineau Subject: [PATCH net-next 05/11] mptcp: remove multi addresses in PM Date: Fri, 12 Mar 2021 17:16:15 -0800 Message-Id: <20210313011621.211661-6-mathew.j.martineau@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> References: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Geliang Tang This patch dropped the member rm_id of struct mptcp_pm_data. Use rm_list_rx in mptcp_pm_nl_rm_addr_received instead of using rm_id. In mptcp_pm_nl_rm_addr_received, iterated each address id from pm.rm_list_rx, then shut down and closed each address id's subsocket. Signed-off-by: Geliang Tang Signed-off-by: Mat Martineau --- net/mptcp/pm_netlink.c | 36 ++++++++++++++++++++---------------- net/mptcp/protocol.h | 1 - 2 files changed, 20 insertions(+), 17 deletions(-) diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 1eb9d0139267..e8135702af39 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -575,36 +575,40 @@ static void mptcp_pm_nl_rm_addr_received(struct mptcp_sock *msk) { struct mptcp_subflow_context *subflow, *tmp; struct sock *sk = (struct sock *)msk; + u8 i; - pr_debug("address rm_id %d", msk->pm.rm_id); + pr_debug("address rm_list_nr %d", msk->pm.rm_list_rx.nr); msk_owned_by_me(msk); - if (!msk->pm.rm_id) + if (!msk->pm.rm_list_rx.nr) return; if (list_empty(&msk->conn_list)) return; - list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node) { - struct sock *ssk = mptcp_subflow_tcp_sock(subflow); - int how = RCV_SHUTDOWN | SEND_SHUTDOWN; + for (i = 0; i < msk->pm.rm_list_rx.nr; i++) { + list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node) { + struct sock *ssk = mptcp_subflow_tcp_sock(subflow); + int how = RCV_SHUTDOWN | SEND_SHUTDOWN; - if (msk->pm.rm_id != subflow->remote_id) - continue; + if (msk->pm.rm_list_rx.ids[i] != subflow->remote_id) + continue; - spin_unlock_bh(&msk->pm.lock); - mptcp_subflow_shutdown(sk, ssk, how); - mptcp_close_ssk(sk, ssk, subflow); - spin_lock_bh(&msk->pm.lock); + pr_debug(" -> address rm_list_ids[%d]=%u", i, msk->pm.rm_list_rx.ids[i]); + spin_unlock_bh(&msk->pm.lock); + mptcp_subflow_shutdown(sk, ssk, how); + mptcp_close_ssk(sk, ssk, subflow); + spin_lock_bh(&msk->pm.lock); - msk->pm.add_addr_accepted--; - msk->pm.subflows--; - WRITE_ONCE(msk->pm.accept_addr, true); + msk->pm.add_addr_accepted--; + msk->pm.subflows--; + WRITE_ONCE(msk->pm.accept_addr, true); - __MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_RMADDR); + __MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_RMADDR); - break; + break; + } } } diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index 82a63abf2c7e..5324fbe40528 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -209,7 +209,6 @@ struct mptcp_pm_data { u8 status; struct mptcp_rm_list rm_list_tx; struct mptcp_rm_list rm_list_rx; - u8 rm_id; }; struct mptcp_data_frag { From patchwork Sat Mar 13 01:16:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 399988 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A9EF7C4332B for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8BFE064F9E for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232917AbhCMBQe (ORCPT ); Fri, 12 Mar 2021 20:16:34 -0500 Received: from mga17.intel.com ([192.55.52.151]:1166 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232255AbhCMBQ2 (ORCPT ); Fri, 12 Mar 2021 20:16:28 -0500 IronPort-SDR: +pfp6ItEzVFkNLGg7FrkQsZ460McuIhSFX0D5hrIz2Zj7EhTjOnf2KvlvHsh3CuLbYFcTCe1Ak 60+ijAuGEM0A== X-IronPort-AV: E=McAfee;i="6000,8403,9921"; a="168828247" X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="168828247" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 IronPort-SDR: u9B20i3aBRU4OU0+WgvYImorFQD3lOtBEJ4KHXhQ1I1UMm7xgCu/x/0j2Uu0KWoDbNvzh5bO98 VZWByTgXIIMw== X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="411197376" Received: from mjmartin-desk2.amr.corp.intel.com (HELO mjmartin-desk2.intel.com) ([10.255.228.204]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 From: Mat Martineau To: netdev@vger.kernel.org Cc: Geliang Tang , davem@davemloft.net, kuba@kernel.org, matthieu.baerts@tessares.net, mptcp@lists.01.org, Mat Martineau Subject: [PATCH net-next 07/11] mptcp: remove multi addresses and subflows in PM Date: Fri, 12 Mar 2021 17:16:17 -0800 Message-Id: <20210313011621.211661-8-mathew.j.martineau@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> References: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Geliang Tang This patch implemented the function to remove a list of addresses and subflows, named mptcp_nl_remove_addrs_list, which had a input parameter rm_list as the removing addresses list. In mptcp_nl_remove_addrs_list, traverse all the existing msk sockets to invoke mptcp_pm_remove_addrs_and_subflows to remove a list of addresses for each msk socket. In mptcp_pm_remove_addrs_and_subflows, traverse all the addresses in the removing addresses list, to find whether this address is in the conn_list or anno_list. If it is, put the address ID into the removing address list or the removing subflow list, and pass the two lists to mptcp_pm_remove_addr and mptcp_pm_remove_subflow. Signed-off-by: Geliang Tang Signed-off-by: Mat Martineau --- net/mptcp/pm_netlink.c | 48 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 769a05d836da..a5f6ab96a1b4 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -1200,6 +1200,54 @@ static int mptcp_nl_cmd_del_addr(struct sk_buff *skb, struct genl_info *info) return ret; } +static void mptcp_pm_remove_addrs_and_subflows(struct mptcp_sock *msk, + struct list_head *rm_list) +{ + struct mptcp_rm_list alist = { .nr = 0 }, slist = { .nr = 0 }; + struct mptcp_pm_addr_entry *entry; + + list_for_each_entry(entry, rm_list, list) { + if (lookup_subflow_by_saddr(&msk->conn_list, &entry->addr) && + alist.nr < MPTCP_RM_IDS_MAX && + slist.nr < MPTCP_RM_IDS_MAX) { + alist.ids[alist.nr++] = entry->addr.id; + slist.ids[slist.nr++] = entry->addr.id; + } else if (remove_anno_list_by_saddr(msk, &entry->addr) && + alist.nr < MPTCP_RM_IDS_MAX) { + alist.ids[alist.nr++] = entry->addr.id; + } + } + + if (alist.nr) { + spin_lock_bh(&msk->pm.lock); + mptcp_pm_remove_addr(msk, &alist); + spin_unlock_bh(&msk->pm.lock); + } + if (slist.nr) + mptcp_pm_remove_subflow(msk, &slist); +} + +static void mptcp_nl_remove_addrs_list(struct net *net, + struct list_head *rm_list) +{ + long s_slot = 0, s_num = 0; + struct mptcp_sock *msk; + + if (list_empty(rm_list)) + return; + + while ((msk = mptcp_token_iter_next(net, &s_slot, &s_num)) != NULL) { + struct sock *sk = (struct sock *)msk; + + lock_sock(sk); + mptcp_pm_remove_addrs_and_subflows(msk, rm_list); + release_sock(sk); + + sock_put(sk); + cond_resched(); + } +} + static void __flush_addrs(struct net *net, struct list_head *list) { while (!list_empty(list)) { From patchwork Sat Mar 13 01:16:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 399986 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CDC06C4332D for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9E58864FDC for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232949AbhCMBQf (ORCPT ); Fri, 12 Mar 2021 20:16:35 -0500 Received: from mga17.intel.com ([192.55.52.151]:1169 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232311AbhCMBQ2 (ORCPT ); Fri, 12 Mar 2021 20:16:28 -0500 IronPort-SDR: 98Kp+T7KuRVpGrlPOtfZ3zrDJ7z8aqy0ib/Vt56B6bkmgjwgwqKx1zKZO8Jn/D9RV1ZecKpWnf p+3oyI66UogA== X-IronPort-AV: E=McAfee;i="6000,8403,9921"; a="168828248" X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="168828248" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 IronPort-SDR: dhsFyq6fPPp3rviam7UlPdpxESv6+TS82OYTQFIfLcZCfPCJJt4713bfnw5+9yMfOtxsDBYWPy vSlejLOCY3Tg== X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="411197377" Received: from mjmartin-desk2.amr.corp.intel.com (HELO mjmartin-desk2.intel.com) ([10.255.228.204]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 From: Mat Martineau To: netdev@vger.kernel.org Cc: Geliang Tang , davem@davemloft.net, kuba@kernel.org, matthieu.baerts@tessares.net, mptcp@lists.01.org, Mat Martineau Subject: [PATCH net-next 08/11] mptcp: remove a list of addrs when flushing Date: Fri, 12 Mar 2021 17:16:18 -0800 Message-Id: <20210313011621.211661-9-mathew.j.martineau@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> References: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Geliang Tang This patch invoked mptcp_nl_remove_addrs_list to remove a list of addresses when the netlink flushes addresses, instead of using mptcp_nl_remove_subflow_and_signal_addr to remove them one by one. And dropped the unused parameter net in __flush_addrs too. Signed-off-by: Geliang Tang Signed-off-by: Mat Martineau --- net/mptcp/pm_netlink.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index a5f6ab96a1b4..5857b82c88bf 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -1248,14 +1248,13 @@ static void mptcp_nl_remove_addrs_list(struct net *net, } } -static void __flush_addrs(struct net *net, struct list_head *list) +static void __flush_addrs(struct list_head *list) { while (!list_empty(list)) { struct mptcp_pm_addr_entry *cur; cur = list_entry(list->next, struct mptcp_pm_addr_entry, list); - mptcp_nl_remove_subflow_and_signal_addr(net, &cur->addr); list_del_rcu(&cur->list); mptcp_pm_free_addr_entry(cur); } @@ -1280,7 +1279,8 @@ static int mptcp_nl_cmd_flush_addrs(struct sk_buff *skb, struct genl_info *info) pernet->next_id = 1; bitmap_zero(pernet->id_bitmap, MAX_ADDR_ID + 1); spin_unlock_bh(&pernet->lock); - __flush_addrs(sock_net(skb->sk), &free_list); + mptcp_nl_remove_addrs_list(sock_net(skb->sk), &free_list); + __flush_addrs(&free_list); return 0; } @@ -1877,7 +1877,7 @@ static void __net_exit pm_nl_exit_net(struct list_head *net_list) /* net is removed from namespace list, can't race with * other modifiers */ - __flush_addrs(net, &pernet->local_addr_list); + __flush_addrs(&pernet->local_addr_list); } } From patchwork Sat Mar 13 01:16:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 399989 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65D7AC433DB for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3823964FB2 for ; Sat, 13 Mar 2021 01:17:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232862AbhCMBQd (ORCPT ); Fri, 12 Mar 2021 20:16:33 -0500 Received: from mga17.intel.com ([192.55.52.151]:1169 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232389AbhCMBQ2 (ORCPT ); Fri, 12 Mar 2021 20:16:28 -0500 IronPort-SDR: MDGgNrLR7CRT/XAz28fM3VA9tWOXX72cU7Elvc+gCRoSHAX3HVw8O6I+yB+v4DFQ4OEMNkKev3 uXiSI/Yy30hw== X-IronPort-AV: E=McAfee;i="6000,8403,9921"; a="168828249" X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="168828249" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 IronPort-SDR: 87cIs6kb7cDw9JDZQB+0pS0X5YCMP4cpu9W4DHDatXeX1KupUu9giHI8B/hWTy2hF78QDyUlFt zRavs1Lygskg== X-IronPort-AV: E=Sophos;i="5.81,245,1610438400"; d="scan'208";a="411197378" Received: from mjmartin-desk2.amr.corp.intel.com (HELO mjmartin-desk2.intel.com) ([10.255.228.204]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Mar 2021 17:16:27 -0800 From: Mat Martineau To: netdev@vger.kernel.org Cc: Geliang Tang , davem@davemloft.net, kuba@kernel.org, matthieu.baerts@tessares.net, mptcp@lists.01.org, Mat Martineau Subject: [PATCH net-next 09/11] selftests: mptcp: add invert argument for chk_rm_nr Date: Fri, 12 Mar 2021 17:16:19 -0800 Message-Id: <20210313011621.211661-10-mathew.j.martineau@linux.intel.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> References: <20210313011621.211661-1-mathew.j.martineau@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Geliang Tang Some of the removing testcases used two zeros as arguments for chk_rm_nr like this: chk_rm_nr 0 0. This doesn't mean that no RM_ADDR has been sent. It only means that RM_ADDR had been sent in the opposite direction that chk_rm_nr is checking. This patch added a new argument invert for chk_rm_nr to allow it can check the RM_ADDR from the opposite direction. Signed-off-by: Geliang Tang Signed-off-by: Mat Martineau --- .../testing/selftests/net/mptcp/mptcp_join.sh | 21 ++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh index 964db9ed544f..15b71ddee615 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -610,11 +610,22 @@ chk_rm_nr() { local rm_addr_nr=$1 local rm_subflow_nr=$2 + local invert=${3:-""} local count local dump_stats + local addr_ns + local subflow_ns + + if [ -z $invert ]; then + addr_ns=$ns1 + subflow_ns=$ns2 + elif [ $invert = "invert" ]; then + addr_ns=$ns2 + subflow_ns=$ns1 + fi printf "%-39s %s" " " "rm " - count=`ip netns exec $ns1 nstat -as | grep MPTcpExtRmAddr | awk '{print $2}'` + count=`ip netns exec $addr_ns nstat -as | grep MPTcpExtRmAddr | awk '{print $2}'` [ -z "$count" ] && count=0 if [ "$count" != "$rm_addr_nr" ]; then echo "[fail] got $count RM_ADDR[s] expected $rm_addr_nr" @@ -625,7 +636,7 @@ chk_rm_nr() fi echo -n " - sf " - count=`ip netns exec $ns2 nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}'` + count=`ip netns exec $subflow_ns nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}'` [ -z "$count" ] && count=0 if [ "$count" != "$rm_subflow_nr" ]; then echo "[fail] got $count RM_SUBFLOW[s] expected $rm_subflow_nr" @@ -833,7 +844,7 @@ remove_tests() run_tests $ns1 $ns2 10.0.1.1 0 -1 0 slow chk_join_nr "remove single address" 1 1 1 chk_add_nr 1 1 - chk_rm_nr 0 0 + chk_rm_nr 1 1 invert # subflow and signal, remove reset @@ -945,7 +956,7 @@ ipv6_tests() run_tests $ns1 $ns2 dead:beef:1::1 0 -1 0 slow chk_join_nr "remove single address IPv6" 1 1 1 chk_add_nr 1 1 - chk_rm_nr 0 0 + chk_rm_nr 1 1 invert # subflow and signal IPv6, remove reset @@ -1088,7 +1099,7 @@ add_addr_ports_tests() run_tests $ns1 $ns2 10.0.1.1 0 -1 0 slow chk_join_nr "remove single address with port" 1 1 1 chk_add_nr 1 1 1 - chk_rm_nr 0 0 + chk_rm_nr 1 1 invert # subflow and signal with port, remove reset