From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7637E29A1 for ; Wed, 11 Dec 2024 03:54:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733889282; cv=none; b=EqjVA5Su7pNk8lnT8/Nr2HWOEi7ef+t+egGyBebzVjlp4GUBgt615brWOQ9CXQqJMS4HMDlhzlo/khaihi5zq3Q/6DdA0lda6+toahAoa3u8ICIe1vZrGESLgyvpXcW7e0I3KGON87fx1VOqaVbfB1TtoCVz6oiFJgWTKWcvC0c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733889282; c=relaxed/simple; bh=9jn2NpSoLd7StaWKkgIdmVmyIKQsMCKpDXdAQoZyOBA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=oUaeKXSvpwIMIou1IuZeCR5XseoUfehRI0ruVtkVuaMkDMeI+psr5lDLxbZ/ubw8KucFN0ceogIP5cwycuQwFpuoJONawV8tfsSWLKbYvm672ypc7IPflX2EcB4bUGruabmodU+cmvWxdY7pMdY6RoFpEL8lt0tdjRvbFpI0RAE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fZZETFFl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fZZETFFl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C4661C4CED2; Wed, 11 Dec 2024 03:54:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733889282; bh=9jn2NpSoLd7StaWKkgIdmVmyIKQsMCKpDXdAQoZyOBA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=fZZETFFlHkwlZbU8+NnTwhbJ+tiwkmgzIMWfZpkjfEQKh/ESJE+HqIzu0Y7dYjjSN 56/5pQJHSCK8RlJ45b9ARZnJ1nMGna+E3W6O+KFPcOO10R8nj1HJopsvwNsblof2Kg QxdOuNcdJ+sydcpkzn3A6/jLuTxoXSISIDYUInnH60G8O2XWRJlKOZ0Ecl5aITHnA3 s9jigvEj0OUAtgwLB/e3/R3HiKrgnlZ/oK4Hmmg872wwsj27m840nlv64Sl7sBLnOP Mi4eOZuYsSSVQEnThkOOzonp+Yg/2WTNrGC586qpIKDBsVYeDGM8F5rmfWVktkoG/k JVIRODyYVyGQA== Message-ID: Date: Tue, 10 Dec 2024 20:54:40 -0700 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next 2/3] ipv6: mcast: annotate data-races around mc->mca_sfcount[MCAST_EXCLUDE] Content-Language: en-US To: Eric Dumazet , "David S . Miller" , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, Simon Horman , eric.dumazet@gmail.com References: <20241210183352.86530-1-edumazet@google.com> <20241210183352.86530-3-edumazet@google.com> From: David Ahern In-Reply-To: <20241210183352.86530-3-edumazet@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 12/10/24 11:33 AM, Eric Dumazet wrote: > mc->mca_sfcount[MCAST_EXCLUDE] is read locklessly from > ipv6_chk_mcast_addr(). > > Add READ_ONCE() and WRITE_ONCE() annotations accordingly. > > Signed-off-by: Eric Dumazet > --- > net/ipv6/mcast.c | 13 ++++++++----- > 1 file changed, 8 insertions(+), 5 deletions(-) > Reviewed-by: David Ahern