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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 78C68C43381 for ; Tue, 12 Mar 2019 17:58:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 48AE82175B for ; Tue, 12 Mar 2019 17:58:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1552413514; bh=6NaKm6vbsrPlciKsKtY1SVn0cjubsjzYb/StyQRBm8k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=H+AdTl+G6Qv0hmgCwnq7TX0YTIyoAuBETCPyGSiXhNdzd3du1AqpNKpud1Fokneqf VQh8Ar07w0yoGS0IkpKby6TLZDvN8K1Cf4yZ4xznywmd/steLRlumHBrOGH/GCWW/T s8y5vVnTsy9PBySeOvs6y+SKZSKI6gV4rjdxPNLc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728026AbfCLRNk (ORCPT ); Tue, 12 Mar 2019 13:13:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:49184 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727525AbfCLRNA (ORCPT ); Tue, 12 Mar 2019 13:13:00 -0400 Received: from localhost (unknown [104.133.8.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 326BA217F5; Tue, 12 Mar 2019 17:13:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1552410780; bh=6NaKm6vbsrPlciKsKtY1SVn0cjubsjzYb/StyQRBm8k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ygO+cP1n3kd6GKJ1aIV+mEc5rkBij+LjRW86VSLL7/uJ1gRL/k+Ns2E70QGBka773 u4gT0wj44ZNa/EQ95Yhg3ghAvmLPAlZAOYKMlU+WedCt/FXHwyfqoiBJXHlaHIyI7z RZa6JWGP9DuOh2LJ1J0TMzILHx0j4K1SJ33BvH1M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Stefano Garzarella , Stefan Hajnoczi , "David S. Miller" , Sasha Levin Subject: [PATCH 4.20 120/171] vsock/virtio: reset connected sockets on device removal Date: Tue, 12 Mar 2019 10:08:20 -0700 Message-Id: <20190312170358.180967027@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190312170347.868927101@linuxfoundation.org> References: <20190312170347.868927101@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.20-stable review patch. If anyone has any objections, please let me know. ------------------ [ Upstream commit 85965487abc540368393a15491e6e7fcd230039d ] When the virtio transport device disappear, we should reset all connected sockets in order to inform the users. Signed-off-by: Stefano Garzarella Reviewed-by: Stefan Hajnoczi Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- net/vmw_vsock/virtio_transport.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c index 9dae54698737..15eb5d3d4750 100644 --- a/net/vmw_vsock/virtio_transport.c +++ b/net/vmw_vsock/virtio_transport.c @@ -634,6 +634,9 @@ static void virtio_vsock_remove(struct virtio_device *vdev) flush_work(&vsock->event_work); flush_work(&vsock->send_pkt_work); + /* Reset all connected sockets when the device disappear */ + vsock_for_each_connected_socket(virtio_vsock_reset_sock); + vdev->config->reset(vdev); mutex_lock(&vsock->rx_lock); -- 2.19.1