From patchwork Mon Mar 8 12:31:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kurz X-Patchwork-Id: 12122255 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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 C82D1C433E0 for ; Mon, 8 Mar 2021 13:23:11 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2878A6512C for ; Mon, 8 Mar 2021 13:23:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2878A6512C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kaod.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:39014 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lJFqo-00076I-37 for qemu-devel@archiver.kernel.org; Mon, 08 Mar 2021 08:23:10 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37620) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJF3Q-0000Ss-1Q for qemu-devel@nongnu.org; Mon, 08 Mar 2021 07:32:08 -0500 Received: from us-smtp-delivery-44.mimecast.com ([207.211.30.44]:50019) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1lJF3O-0001uP-Ix for qemu-devel@nongnu.org; Mon, 08 Mar 2021 07:32:07 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-471-maeyn9zwMXGifqLRf_SX4w-1; Mon, 08 Mar 2021 07:31:50 -0500 X-MC-Unique: maeyn9zwMXGifqLRf_SX4w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D589E8189D3; Mon, 8 Mar 2021 12:31:49 +0000 (UTC) Received: from bahia.redhat.com (ovpn-113-236.ams2.redhat.com [10.36.113.236]) by smtp.corp.redhat.com (Postfix) with ESMTP id B1DDB5D9D0; Mon, 8 Mar 2021 12:31:42 +0000 (UTC) From: Greg Kurz To: qemu-devel@nongnu.org Subject: [PATCH 0/4] virtiofsd: Avoid potential deadlocks Date: Mon, 8 Mar 2021 13:31:37 +0100 Message-Id: <20210308123141.26444-1-groug@kaod.org> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: kaod.org Received-SPF: softfail client-ip=207.211.30.44; envelope-from=groug@kaod.org; helo=us-smtp-delivery-44.mimecast.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Greg Kurz , "Michael S. Tsirkin" , Vivek Goyal , Stefan Hajnoczi , "Dr. David Alan Gilbert" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" clone of "master" Greg Kurz (4): vhost-user: Introduce nested event loop in vhost_user_read() vhost-user: Convert slave channel to QIOChannelSocket vhost-user: Monitor slave channel in vhost_user_read() virtiofsd: Release vu_dispatch_lock when stopping queue hw/virtio/vhost-user.c | 185 ++++++++++++++++++++++------------ tools/virtiofsd/fuse_virtio.c | 6 ++ 2 files changed, 129 insertions(+), 62 deletions(-)