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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AAB2DC0015E for ; Tue, 1 Aug 2023 14:23:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234635AbjHAOXr (ORCPT ); Tue, 1 Aug 2023 10:23:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45758 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232408AbjHAOXe (ORCPT ); Tue, 1 Aug 2023 10:23:34 -0400 Received: from mx1.sberdevices.ru (mx1.sberdevices.ru [37.18.73.165]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9D422125; Tue, 1 Aug 2023 07:23:32 -0700 (PDT) Received: from p-infra-ksmg-sc-msk01 (localhost [127.0.0.1]) by mx1.sberdevices.ru (Postfix) with ESMTP id 1558C10001D; Tue, 1 Aug 2023 17:23:31 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.sberdevices.ru 1558C10001D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sberdevices.ru; s=mail; t=1690899811; bh=xqPpn0dnX0/HAUZejDb3RPtDZduneTW/LI1q4+pg6sk=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:From; b=Ljp4qYVR+jUoJ96zP19ctHH+kORhoGppE+THWG/ieHOHMwt/ml84TOV8FQDs4A/zn 0CjhUHIzdrC2BITusHo+W6a6EaVCLwURg/hJy2SSXGkw7CEppEaWACz5shhvtrXjle 1tF7oWxG74LZXt2OjBkpfrusf+aPXjNoZM0rdSrSQ0P9IvlO+y1W60ioDd4kjD7SwH R2YxZrhVpUL0AQYPeO7OI98W3PsAwrJYDRKWjIxS1UVVXGPBAwN1HcDJ9z1YNQWdSq Inwwydr4VnRjgegdBFaDgpTM/AxbTA+rGISHcExEXm2b3FOmQ0BG5IoO5p4vgl0z7y MwuwSVn5AYooQ== Received: from p-i-exch-sc-m01.sberdevices.ru (p-i-exch-sc-m01.sberdevices.ru [172.16.192.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.sberdevices.ru (Postfix) with ESMTPS; Tue, 1 Aug 2023 17:23:30 +0300 (MSK) Received: from localhost.localdomain (100.64.160.123) by p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.30; Tue, 1 Aug 2023 17:23:27 +0300 From: Arseniy Krasnov To: Stefan Hajnoczi , Stefano Garzarella , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "Michael S. Tsirkin" , Jason Wang , Bobby Eshleman CC: , , , , , , , Arseniy Krasnov Subject: [RFC PATCH v1 1/2] vsock: send SIGPIPE on write to shutdowned socket Date: Tue, 1 Aug 2023 17:17:26 +0300 Message-ID: <20230801141727.481156-2-AVKrasnov@sberdevices.ru> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20230801141727.481156-1-AVKrasnov@sberdevices.ru> References: <20230801141727.481156-1-AVKrasnov@sberdevices.ru> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [100.64.160.123] X-ClientProxiedBy: p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) To p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 178796 [Jul 22 2023] X-KSMG-AntiSpam-Version: 5.9.59.0 X-KSMG-AntiSpam-Envelope-From: AVKrasnov@sberdevices.ru X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 525 525 723604743bfbdb7e16728748c3fa45e9eba05f7d, {Tracking_from_domain_doesnt_match_to}, FromAlignment: s, ApMailHostAddress: 100.64.160.123 X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2023/07/23 08:49:00 #21663637 X-KSMG-AntiVirus-Status: Clean, skipped Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org POSIX requires to send SIGPIPE on write to SOCK_STREAM socket which was shutdowned with SHUT_WR flag or its peer was shutdowned with SHUT_RD flag. Also we must not send SIGPIPE if MSG_NOSIGNAL flag is set. Signed-off-by: Arseniy Krasnov --- net/vmw_vsock/af_vsock.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index 020cf17ab7e4..013b65241b65 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -1921,6 +1921,9 @@ static int vsock_connectible_sendmsg(struct socket *sock, struct msghdr *msg, err = total_written; } out: + if (sk->sk_type == SOCK_STREAM) + err = sk_stream_error(sk, msg->msg_flags, err); + release_sock(sk); return err; } -- 2.25.1