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Miller" , Hideaki YOSHIFUJI , David Ahern , Jakub Kicinski , Matthias Brugger , , , , , , Rocco Yue Subject: Re: [PATCH net-next] net: ipv6: add IFLA_RA_MTU to expose mtu value in the RA message Date: Sat, 31 Jul 2021 01:39:46 +0800 Message-ID: <20210730173946.31205-1-rocco.yue@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <57652c0b-ded8-8386-c9a7-40deb1525db2@gmail.com> References: <57652c0b-ded8-8386-c9a7-40deb1525db2@gmail.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: ED024F4D181FE5C06A2E15C032934C38617A85931FDD670D971FE0B3D0CB59DB2000:8 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVGh1LCAyMDIxLTA3LTI5IGF0IDExOjI4IC0wNjAwLCBEYXZpZCBBaGVybiB3cm90ZToNCk9u IDcvMjkvMjEgOTo0MiBBTSwgUm9jY28gWXVlIHdyb3RlOg0KPj4gQmVjYXVzZSB0aGUgcHVycG9z ZSBvZiB0aGlzIHBhdGNoIGlzIGZvciB1c2Vyc3BhY2UgdG8gY29ycmVjdGx5IHJlYWQgdGhlDQo+ PiByYV9tdHUgdmFsdWUgb2YgZGlmZmVyZW50IG5ldHdvcmsgZGV2aWNlLCBpZiB0aGUgREVWQ09O RiBpcyBjb21wbGV0ZWx5IGRyb3BwZWQsDQo+PiBkb2VzIHRoYXQgbWVhbiBJIGNhbiBhZGQgdGhl ICJyYV9tdHUiIG1lbWJlciBpbiB0aGUgInN0cnVjdCBuZXRfZGV2aWNlIiAuDQo+IA0KPiBnb29k IHBvaW50LiBJRkxBIGlzIHRoZSB3cm9uZyBhdHRyaWJ1dGUuIEl0IHNob3VsZCBiZSBJRkxBX0lO RVQ2X1JBX01UVSwNCj4gc3RvcmVkIGluIGluZXQ2X2RldiBhbmQgYWRkZWQgdG8gdGhlIGxpbmsg bWVzc2FnZSBpbg0KPiBpbmV0Nl9maWxsX2lmbGE2X2F0dHJzLg0KDQp3aWxsIGRvLCB0aGFua3Mg Zm9yIHlvdXIgc3VnZ2VzdGlvbi4NCg== From mboxrd@z Thu Jan 1 00:00:00 1970 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=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=no 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 DDD9FC4338F for ; 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Sat, 31 Jul 2021 01:56:05 +0800 From: Rocco Yue To: David Ahern CC: "David S . Miller" , Hideaki YOSHIFUJI , David Ahern , Jakub Kicinski , Matthias Brugger , , , , , , Rocco Yue Subject: Re: [PATCH net-next] net: ipv6: add IFLA_RA_MTU to expose mtu value in the RA message Date: Sat, 31 Jul 2021 01:39:46 +0800 Message-ID: <20210730173946.31205-1-rocco.yue@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <57652c0b-ded8-8386-c9a7-40deb1525db2@gmail.com> References: <57652c0b-ded8-8386-c9a7-40deb1525db2@gmail.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: ED024F4D181FE5C06A2E15C032934C38617A85931FDD670D971FE0B3D0CB59DB2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210730_105623_889410_D15DC98A X-CRM114-Status: GOOD ( 11.00 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On Thu, 2021-07-29 at 11:28 -0600, David Ahern wrote: On 7/29/21 9:42 AM, Rocco Yue wrote: >> Because the purpose of this patch is for userspace to correctly read the >> ra_mtu value of different network device, if the DEVCONF is completely dropped, >> does that mean I can add the "ra_mtu" member in the "struct net_device" . > > good point. IFLA is the wrong attribute. It should be IFLA_INET6_RA_MTU, > stored in inet6_dev and added to the link message in > inet6_fill_ifla6_attrs. will do, thanks for your suggestion. _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 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=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=no 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 CD809C4338F for ; Fri, 30 Jul 2021 17:58:47 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 99FC360F6B for ; Fri, 30 Jul 2021 17:58:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 99FC360F6B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gk6KE3yBftOODxcmeLzUmKxPpBpyw9Yfqk1m69c4CFQ=; b=W43qzSGKLoyFv2 QsSCQlvwQhFRddABINEm1xIWqHnwopmvgzMRKe34HD0P2aztcK0/peu8YOrZaJURTYoqP9ZEx3Bl8 sykeHY7gCL0PkzdNS+21hHJP9JYkO71MqStoCaMl6h4RlLKv8LNQKx5nHNHJOxXFxcuxebBvkNzmR oUe2yBjdRAq9uu+9v706mQDbz5BlnsAO6PFpS4StsQZAA7/rRrf5x5eMB1rUPrAtI7rXBcl1TksTI d4haDFlg1Fyjm9MAoFupCEh5DDlS5/+UbzpyiKd/hTJWvBoifcrvk2mlEeLxI29opPLF0SBTWlxp+ rUknzeaeLWvxO8PU3BAQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m9WkP-009nO0-Uf; Fri, 30 Jul 2021 17:56:38 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m9WkA-009nKn-CL; Fri, 30 Jul 2021 17:56:25 +0000 X-UUID: ff904ec8f20443b98f0af9d9c3ec4865-20210730 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=8l+AZ2PYieDguCAzfGAi17aTcglVGuO3Plp5Mxjbqi4=; b=AN269eGzAFtxqQ7boOsUh7E3gPII0QXzdqC1sxcXSbwSIHh4wFFBG5KEs/rTpec7uUe+HMJStwK3FuUEbj9/67QQL7qWgBzmF7OEd0AMz9gyaNrHHdRtVUseS9qh4yU8LC8/Z2cjMwJsm3GatmEmy3sq/zR/+xR2Tqeal/iYYwA=; X-UUID: ff904ec8f20443b98f0af9d9c3ec4865-20210730 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1612348474; Fri, 30 Jul 2021 10:56:17 -0700 Received: from MTKMBS32N1.mediatek.inc (172.27.4.71) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 30 Jul 2021 10:56:15 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by MTKMBS32N1.mediatek.inc (172.27.4.71) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 31 Jul 2021 01:56:06 +0800 Received: from localhost.localdomain (10.15.20.246) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 31 Jul 2021 01:56:05 +0800 From: Rocco Yue To: David Ahern CC: "David S . Miller" , Hideaki YOSHIFUJI , David Ahern , Jakub Kicinski , Matthias Brugger , , , , , , Rocco Yue Subject: Re: [PATCH net-next] net: ipv6: add IFLA_RA_MTU to expose mtu value in the RA message Date: Sat, 31 Jul 2021 01:39:46 +0800 Message-ID: <20210730173946.31205-1-rocco.yue@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <57652c0b-ded8-8386-c9a7-40deb1525db2@gmail.com> References: <57652c0b-ded8-8386-c9a7-40deb1525db2@gmail.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: ED024F4D181FE5C06A2E15C032934C38617A85931FDD670D971FE0B3D0CB59DB2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210730_105623_889410_D15DC98A X-CRM114-Status: GOOD ( 11.00 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 2021-07-29 at 11:28 -0600, David Ahern wrote: On 7/29/21 9:42 AM, Rocco Yue wrote: >> Because the purpose of this patch is for userspace to correctly read the >> ra_mtu value of different network device, if the DEVCONF is completely dropped, >> does that mean I can add the "ra_mtu" member in the "struct net_device" . > > good point. IFLA is the wrong attribute. It should be IFLA_INET6_RA_MTU, > stored in inet6_dev and added to the link message in > inet6_fill_ifla6_attrs. will do, thanks for your suggestion. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel