Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp1684829pxj; Wed, 19 May 2021 11:25:31 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwOsGwT5x5sE5a7EvGUZ5pbhpjNnd6/AIZHP0t998tLiRdcsEMNCypmlk3F+Lirbi2Ljja9 X-Received: by 2002:a05:6e02:13ad:: with SMTP id h13mr336610ilo.169.1621448731292; Wed, 19 May 2021 11:25:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1621448731; cv=none; d=google.com; s=arc-20160816; b=TU5uFIofKSEdxpby2anlW8+A1j255rker/MGgqrbtittimeFG/GzWFHAG6eVYpkGYp Ooj58GI7G/RDS46QDhJBB9kGlxZ7UA2+hFrDJh9a2eryz8X70cDwI9IpPNDof1rMbOj9 fXPgXryTyKI2LP2doXUZcI0oswzGpLvihRlZUq968mZrAarKm7OnYw0H5Jol1mHCbx6L w7DlgCmS0AvsbghmyEJ740rksyC7r9JLHA9WJzjtxRVr8Lh3SEpZW2yUUr/Yhtgg7kec q7FO+1N+BeyUBfyVEfP0cQl2k+whzkFgURlc0DewejjY9CofopuHFx3N7ceBUekuwDPN CChg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature:dkim-filter; bh=xw3zkfTmJSq06+BKPK2yIBllLVpzHnFcO1l6/tZtCGs=; b=gUhyIPkP4sWvRezHfhXW3ZadRUoEdse2zE5kJEB/NYDiQRgmnFWrCCWMyVvbv99hc1 aJ+atO+pYJR+z1V747JmkTtQtXF4WwJfFVW2vxTyip6zbVNedmw8tygiM+dKC/RGHSsE gCYf9P1nZR/YvOf4ce+HCPsRJ0IaFnUPObh/ozgWpUY6RkLWz8U4JCjiIobSBfOnVoo2 KwX6zM8O/6gMFi0xsfUqG+FGa7jbbr3smo6JYj4q2USP+mLNXnmLmVmFDeKWsg0EZsqq r7ndRHvFahlN7egYoWa3MCkUe13bWg/0mYYeJ8vKhVCwQWgNtqHxTtkx4lsCLEnAkHN3 A5rA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@fieldses.org header.s=default header.b="SN7UP9/q"; spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id z1si370447ilh.23.2021.05.19.11.25.17; Wed, 19 May 2021 11:25:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@fieldses.org header.s=default header.b="SN7UP9/q"; spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351107AbhERRYy (ORCPT + 99 others); Tue, 18 May 2021 13:24:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38582 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238824AbhERRYy (ORCPT ); Tue, 18 May 2021 13:24:54 -0400 Received: from fieldses.org (fieldses.org [IPv6:2600:3c00:e000:2f7::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6D23AC061573 for ; Tue, 18 May 2021 10:23:35 -0700 (PDT) Received: by fieldses.org (Postfix, from userid 2815) id E4B4D6482; Tue, 18 May 2021 13:23:34 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.11.0 fieldses.org E4B4D6482 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fieldses.org; s=default; t=1621358614; bh=xw3zkfTmJSq06+BKPK2yIBllLVpzHnFcO1l6/tZtCGs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SN7UP9/q/NOVWEz1FGSFW38LMEFJZePOk3Rm7lKphYovEJaqWJeGmJDwd4B3smgHm 6sGDyFvmuzwlAvW074ZV5V8tBn6y4ydGgw20aLCF07wrqy4I3ioMOPMXeO7u3CAwZa Zuo6MHgsmTtoBpltkzx1BT8CiVh0DsmgxoFTdXjQ= Date: Tue, 18 May 2021 13:23:34 -0400 From: "J. Bruce Fields" To: Olga Kornievskaia Cc: Dai Ngo , linux-nfs , Trond Myklebust , Chuck Lever Subject: Re: [PATCH v5 1/2] NFSD: delay unmount source's export after inter-server copy completed. Message-ID: <20210518172334.GC25205@fieldses.org> References: <20210517224330.9201-1-dai.ngo@oracle.com> <20210517224330.9201-2-dai.ngo@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org On Tue, May 18, 2021 at 01:16:56PM -0400, Olga Kornievskaia wrote: > General question to maybe Bruce: can nfsd_net go away while a compound > is using it ? No. Any server threads for that container should be shut down before nfsd_net goes away. --b.