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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 8B877C4CEC7 for ; Thu, 12 Sep 2019 14:12:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6224420684 for ; Thu, 12 Sep 2019 14:12:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=szeredi.hu header.i=@szeredi.hu header.b="qAyF1gfc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732541AbfILOMS (ORCPT ); Thu, 12 Sep 2019 10:12:18 -0400 Received: from mail-io1-f67.google.com ([209.85.166.67]:43196 "EHLO mail-io1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732537AbfILOMR (ORCPT ); Thu, 12 Sep 2019 10:12:17 -0400 Received: by mail-io1-f67.google.com with SMTP id r8so29943375iol.10 for ; Thu, 12 Sep 2019 07:12:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=szeredi.hu; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=h2jEDb1QsqevepCdtGya/Z1Hoe5KmOvpZIUb+tzy0XM=; b=qAyF1gfc2XLgWPdNN+uNXOErYtAROTxvSjSIWSeLv9dbc2rSX2QVNQJTRvvkY+f4zP /PDMieEcHude39r+jtjKNYwhvg/+xJmwORvdwUHfi1Fedd0Cd9YzENBl1pdykyd2RZnU SXpBBaaCdY1VlZVryNfe7tJidn1OvXpIi+2c8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=h2jEDb1QsqevepCdtGya/Z1Hoe5KmOvpZIUb+tzy0XM=; b=uPyZvqOlho4YqyxdqWS7DC5sCqy5rHpNJI9aHuoi/O9olfr9xE6J+LZQoM/3T4ur99 0EfTNwtsg2lf269eC20s5ChFkIqsRt84LBAGjc85CKR8m8ICDuAemI536hznw5pclLLA ZEU2b8yVsmI7xW9/hnew+51ESHDe9aO3K9LHHuM00PR+Qzm6cmVS+O4YMBskha/nsHoG z3ctzO1Ko9TcHYNiGO+B5C0kVJBscCMx1lr/c0qJGK7+X2YYiIfheCRexAAHRJJhwElr exjRY5b71Z2KiodlX2jUYl4cu1jwVN50On4rxE19FA2IwWH3biGWeGw+7xOLW1boZ3Jk d78Q== X-Gm-Message-State: APjAAAUJcu6zo7kFv5TNbrx22SoCM/K0M0GRRBYP5oCajIlm8mwcPcES NNvpviSK6SyxZdQZ/YcMFEiH+kSwzUL+utK/EWMMnA== X-Google-Smtp-Source: APXvYqx7aXVKjwtG8nManBSqWbGNQkn9aHInKjBA8WsbuzX4//8mA5DikAGQD5Xi2EEnGxvCyyxVbyXVjjfH2sUuy4g= X-Received: by 2002:a6b:6602:: with SMTP id a2mr4431129ioc.63.1568297536300; Thu, 12 Sep 2019 07:12:16 -0700 (PDT) MIME-Version: 1.0 References: <20190910151206.4671-1-mszeredi@redhat.com> <20190911155208.GA20527@stefanha-x1.localdomain> <20190912125424.GJ23174@stefanha-x1.localdomain> In-Reply-To: From: Miklos Szeredi Date: Thu, 12 Sep 2019 16:12:04 +0200 Message-ID: Subject: Re: [PATCH v5 0/4] virtio-fs: shared file system for virtual machines To: Miklos Szeredi Cc: Stefan Hajnoczi , virtualization@lists.linux-foundation.org, linux-fsdevel , lkml , "Michael S. Tsirkin" , Vivek Goyal , "Dr. David Alan Gilbert" Content-Type: text/plain; charset="UTF-8" Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Thu, Sep 12, 2019 at 3:07 PM Miklos Szeredi wrote: > Is this a regression from 9p? Let me answer myself: 9p seems to behave similarly: after suspend/resume it hangs. So added -EOPNOTSUPP + pr_warn() to the freeze function and verified that this fixes the bad behavior. Thanks, Miklos