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[23.128.96.19]) by mx.google.com with ESMTPS id k5-20020a170902e90500b00153b2d1661esi11049347pld.550.2022.03.21.18.02.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Mar 2022 18:02:19 -0700 (PDT) Received-SPF: softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) client-ip=23.128.96.19; Authentication-Results: mx.google.com; dkim=pass header.i=@amazon.co.jp header.s=amazon201209 header.b=iIBSnJHl; spf=softfail (google.com: domain of transitioning linux-kernel-owner@vger.kernel.org does not designate 23.128.96.19 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=amazon.co.jp Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 0EC3236FA58; Mon, 21 Mar 2022 17:35:43 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234445AbiCVAhC (ORCPT + 99 others); Mon, 21 Mar 2022 20:37:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39318 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234334AbiCVAg7 (ORCPT ); Mon, 21 Mar 2022 20:36:59 -0400 Received: from smtp-fw-80007.amazon.com (smtp-fw-80007.amazon.com [99.78.197.218]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B58A9231B; Mon, 21 Mar 2022 17:35:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.co.jp; i=@amazon.co.jp; q=dns/txt; s=amazon201209; t=1647909333; x=1679445333; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=S2Gglb0i4VWWEsOShiAVgBXLTbBDp2r7Uj95dE7SCXI=; b=iIBSnJHlXLaNneaEC/Whxl1DBFgFKakVPx0FH0TxFRqSHhO2qt2Hxt1E y9BtyS3ooMS5+Ih5CqMT5VZhTwfTyTt47RzbMPe+TyBi6LhQF9NYRP3pG cRhUoQBJ3UhtTkJbqYYo62OL27pHxmDhs6z7LP1LuYkrBWwycDzF4paCW 8=; X-IronPort-AV: E=Sophos;i="5.90,200,1643673600"; d="scan'208";a="72941651" Received: from pdx4-co-svc-p1-lb2-vlan2.amazon.com (HELO email-inbound-relay-iad-1d-7a21ed79.us-east-1.amazon.com) ([10.25.36.210]) by smtp-border-fw-80007.pdx80.corp.amazon.com with ESMTP; 22 Mar 2022 00:28:21 +0000 Received: from EX13MTAUWB001.ant.amazon.com (iad12-ws-svc-p26-lb9-vlan3.iad.amazon.com [10.40.163.38]) by email-inbound-relay-iad-1d-7a21ed79.us-east-1.amazon.com (Postfix) with ESMTPS id 196FD220E87; Tue, 22 Mar 2022 00:28:18 +0000 (UTC) Received: from EX13D04ANC001.ant.amazon.com (10.43.157.89) by EX13MTAUWB001.ant.amazon.com (10.43.161.207) with Microsoft SMTP Server (TLS) id 15.0.1497.32; Tue, 22 Mar 2022 00:28:18 +0000 Received: from 88665a182662.ant.amazon.com (10.43.160.180) by EX13D04ANC001.ant.amazon.com (10.43.157.89) with Microsoft SMTP Server (TLS) id 15.0.1497.32; Tue, 22 Mar 2022 00:28:15 +0000 From: Kuniyuki Iwashima To: Al Viro , Andrew Morton CC: Kuniyuki Iwashima , Kuniyuki Iwashima , , Subject: [PATCH 0/2] Fix data-races around epoll reported by KCSAN. Date: Tue, 22 Mar 2022 09:26:51 +0900 Message-ID: <20220322002653.33865-1-kuniyu@amazon.co.jp> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.43.160.180] X-ClientProxiedBy: EX13D45UWA004.ant.amazon.com (10.43.160.151) To EX13D04ANC001.ant.amazon.com (10.43.157.89) X-Spam-Status: No, score=-3.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series suppresses a false positive KCSAN's message and fixes a real data-race. Kuniyuki Iwashima (2): pipe: Make poll_usage boolean and annotate its access. list: Fix a data-race around ep->rdllist. fs/pipe.c | 2 +- include/linux/list.h | 6 +++--- include/linux/pipe_fs_i.h | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) -- 2.30.2