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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 6AD32CDB47E for ; Wed, 18 Oct 2023 08:34:43 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qt20B-0000Uw-5Q; Wed, 18 Oct 2023 04:34:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qt207-0000Ae-JJ for qemu-devel@nongnu.org; Wed, 18 Oct 2023 04:34:00 -0400 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qt205-0004TU-PG for qemu-devel@nongnu.org; Wed, 18 Oct 2023 04:33:59 -0400 Received: by mail-wm1-x32a.google.com with SMTP id 5b1f17b1804b1-40839652b97so6477505e9.3 for ; Wed, 18 Oct 2023 01:33:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1697618035; x=1698222835; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:in-reply-to :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=CqF8/Ybn68HM49A/EIpkgJLKGNG3vf15RWuCj+eAfPs=; b=USBYuLQEwdDX+aZwp9laqP+eFdHGmfPbso9zCuOhaaCN9mBIL9Ph1UdHOGFTJ215Nf 2vbRArQSPxbtWuTeiT3sQ6cV0Y7fN49HuegbiBk88JQToQAimYak41QzMu6RbwXp9JUP fw2YmPBSp+HhODsYS9+/r7v/n9CmTuanMJUlOQeYlg+mljBy4Kaplr2FCMHhTgOFj5gE g5lVeukujJrD/Vt1N5c5G12+8tXmXF8iSw0hOEaOsT/L1asPrg0Lx0vnM3N3wsCAPNkC xdfDA2fsBMzS9zgEuVnzwy2t79wIbMbarsth4ltweDIbHcVWBs+SWf8dHQlPT4PrSqCj ffrg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697618035; x=1698222835; h=content-transfer-encoding:mime-version:message-id:in-reply-to :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=CqF8/Ybn68HM49A/EIpkgJLKGNG3vf15RWuCj+eAfPs=; b=f0oCGik9IJ54TpoIKhDwCUmNp69Thr/cYVvmX3Cbp6go4/urhe9MYtOpMbpoKTMt6g zFZJkbgJIH9A+76psTp03rylJISlUV+QDt5EkK2x4Z9ilPh0wwsIvBKDD2XqueUiP6l1 OxRiNoNAW8gdXp5262l6x8kODDIoLhtF6jTUEedWe26TDURyv+83l5tCWBS59dLbjNHx Glbz+lyW6pa34YbpUpCikl4NNnddK0dA8BzqpijwzMpFPsoVwLh7P6+M2gShoe893hlZ RpbP1GEQr3oTLR//N9HbnFsNvEcsYUQtitoNTTx8PXLYMCBrdwFMs4uwW+gC8o1fBzrk L76Q== X-Gm-Message-State: AOJu0YwVnZEcZlV9RN/KYBdMnEGA84QV02Y9vttXROqx2uk75ioQ+2u0 CP0KSwk4RP78jz/6XbXMh9SnVQ== X-Google-Smtp-Source: AGHT+IElugPjYf+uD34GBP5UfVHsHh0m/66q1+OYfFlsoxh5LH2OtTsAEysMataM7zkreykrAADvhg== X-Received: by 2002:a05:600c:4e47:b0:408:3c10:ad47 with SMTP id e7-20020a05600c4e4700b004083c10ad47mr898970wmq.40.1697618035416; Wed, 18 Oct 2023 01:33:55 -0700 (PDT) Received: from meli.delivery (adsl-21.109.242.226.tellas.gr. [109.242.226.21]) by smtp.gmail.com with ESMTPSA id b24-20020a05600c06d800b004064e3b94afsm1047329wmn.4.2023.10.18.01.33.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Oct 2023 01:33:54 -0700 (PDT) Date: Wed, 18 Oct 2023 11:32:40 +0300 From: Manos Pitsidianakis To: fengli@smartx.com Cc: alex.bennee@linaro.org, armbru@redhat.com, fam@euphon.net, hreitz@redhat.com, kwolf@redhat.com, manos.pitsidianakis@linaro.org, mst@redhat.com, pbonzini@redhat.com, qemu-block@nongnu.org, qemu-devel@nongnu.org, raphael.norwitz@nutanix.com, viresh.kumar@linaro.org Subject: Re: [PATCH v8 3/5] vhost-user-scsi: support reconnect to backend In-Reply-To: <20231009044735.941655-4-fengli@smartx.com> Message-ID: <2pugg.q0w0n9hlmdo@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=utf-8; format=flowed Received-SPF: pass client-ip=2a00:1450:4864:20::32a; envelope-from=manos.pitsidianakis@linaro.org; helo=mail-wm1-x32a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org > If the backend crashes and restarts, the device is broken. > This patch adds reconnect for vhost-user-scsi. > > This patch also improves the error messages, and reports some silent > errors. > > Tested with spdk backend. > > Signed-off-by: Li Feng > --- Reviewed-by: Manos Pitsidianakis