From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=111.22.67.135 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794189542; b=Ml27RumUl4HB+8SNJKVea38Qnwm6qaYNODvsdsa1iGzBiCK15/zEOXUyVpbXApBEe8JM jd6Yd47EpWpoF19CIfCdqhOKGXDvGKY+O4Rmn3Dvb9coGdFz8aDIBaJ8KnArYSaxxFuiO H9r8gzh04ejmhyFOUmTjTH1f9y7qLUz5ck7dCXrjy/OidtHJjGW2ZEHri/7XZPIwsU1jI MM8LwhHwes+97bsd55c3QSZQHiP5xnFBjyTTGvCz4aDTD7OWlr6b9mzLt2ApY/owHu8Da SEuFuyonEGcEOW2vuWx3XWSLR7HPANLSf+Uu/5WwsfbL1bJICmPUPaXV1ifjJnRj0qA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794189542; h=DMARC-Filter:DKIM-Signature:X-RM-TagInfo:X-RM-SPAM-FLAG:Received: X-RM-TRANSID:X-RM-TagInfo:X-RM-SPAM-FLAG:Received:X-RM-TRANSID:From: To:Cc:Subject:Date:Message-ID:X-Mailer:In-Reply-To:References: MIME-Version:Content-Type:Content-Transfer-Encoding; bh=+OK9DbeBognNQm2Uppczdy/4MmLJ1Qm7DUxD2VxghhA=; b=4V8YNTdEFdoDptxCynXAZODWBT6RY/xqimHWRVBLYBWmxDsJpaeLFcX3Ub4mISYuoyje lpM12czrzdV5i0nnXUsZ3c3TU6zh4sCEu5yQKtzCUWrQuk+6aaDNc0EGypEXgC69n97OI 1NrOrDlIb/TdTlrBkA9awr3fzy4cDzP+rjmJI1+5OKef7GvfGVFJq8y5e0veXsYwWA9oJ egmmXotHJUWSC+fY+RSu9DFum5G51Na2+TJThRl8EYv2uZdk1Obl5E5fADEGfi+Rn2hfQ KGsgwEYZ0B5ZsPlgL4rpZ7RbixnlTHxFFP5WEzjoekl72GJkyyNb9HO+6EWJIDWUZwg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=cmss.chinamobile.com; spf=pass smtp.mailfrom=cmss.chinamobile.com; dkim=pass header.d=cmss.chinamobile.com header.i=@cmss.chinamobile.com header.a=rsa-sha256 header.s=default header.b=m5yBrWFa; arc=none smtp.remote-ip=111.22.67.135 Received: from cmccmta2.chinamobile.com (cmccmta2.chinamobile.com [111.22.67.135]) by smtp.subspace.kernel.org (Postfix) with ESMTP id AAC86606A32A; Mon, 9 Nov 2026 01:58:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org AAC86606A32A Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=cmss.chinamobile.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=cmss.chinamobile.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=cmss.chinamobile.com header.i=@cmss.chinamobile.com header.a=rsa-sha256 header.s=default header.b=m5yBrWFa DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cmss.chinamobile.com; s=default; l=0; h=from:subject:message-id:to:cc:mime-version; bh=47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=; b=m5yBrWFaxKx85D2r0pdfxUKdz4+L0/lw50/JGGJjRFILU3SuYmpBQVsrxmzTDyosFUPu//pXARTyu mxdoLu65PvtCoZvZ+/QcQcLbdKJWc8RkVSSw4v/Y7gVDCZX4YkIid/FtpsGCnzND/Panv3mluJVQA7 eEnzj0zISyy/3DQs= X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG:00000000 Received:from spf.mail.chinamobile.com (unknown[10.188.0.87]) by rmmx-syy-dmz-app03-12003 (RichMail) with SMTP id 2ee36af128e1877-8af85; Mon, 09 Nov 2026 09:58:57 +0800 (CST) X-RM-TRANSID:2ee36af128e1877-8af85 X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG:00000000 Received:from localhost.localdomain (unknown[223.108.79.102]) by rmsmtp-syy-appsvr01-12001 (RichMail) with SMTP id 2ee16af128df0e3-7caff; Mon, 09 Nov 2026 09:58:57 +0800 (CST) X-RM-TRANSID:2ee16af128df0e3-7caff From: Xia Yan To: willemdebruijn.kernel@gmail.com Cc: davem@davemloft.net, dsahern@kernel.org, edumazet@kernel.org, horms@kernel.org, idosch@nvidia.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, shuah@kernel.org, stable@vger.kernel.org, tpluszz77@gmail.com, willemb@google.com, yana06070@163.com Subject: Re: [PATCH net v2 1/2] ipv6: fix cached route reuse for SO_MARK control messages Date: Mon, 9 Nov 2026 09:58:45 +0800 Message-ID: <20261109015838.14237-1-yanxia@cmss.chinamobile.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: <20261104092240.15649-1-yanxia@cmss.chinamobile.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hi Willem, > Would this be a viable alternative solution? Yes, I've used your approach in v3: the cache is read only when connected is true. All 54 cmsg_so_mark.sh cases pass on UML, including explicit mark 0. v3: https://lore.kernel.org/netdev/20261109014400.9025-1-yanxia@cmss.chinamobile.com/ Thanks, Xia Yan