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[23.128.96.18]) by mx.google.com with ESMTP id e10si1623019edj.222.2021.09.29.14.32.47; Wed, 29 Sep 2021 14:33:19 -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=WrbW5KlX; 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 S1346849AbhI2VN7 (ORCPT + 99 others); Wed, 29 Sep 2021 17:13:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346685AbhI2VNz (ORCPT ); Wed, 29 Sep 2021 17:13:55 -0400 Received: from fieldses.org (fieldses.org [IPv6:2600:3c00:e000:2f7::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 799B8C06161C; Wed, 29 Sep 2021 14:12:13 -0700 (PDT) Received: by fieldses.org (Postfix, from userid 2815) id 7A2467046; Wed, 29 Sep 2021 17:12:11 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.11.0 fieldses.org 7A2467046 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fieldses.org; s=default; t=1632949931; bh=aNCVSUe1ezHP04FGaabkWlAzsR9PWbBgUjVbZnmPnEY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=WrbW5KlXsi7AXwMiVw+KlMNteT7mz8SGIoElqbTcWay/Zqg8nMzswdS4PIHG5mVEG f9zVpwVFZ4zbOnM+wFnZySrN4TwiF3hCDfera4Zlyyft79q61n3KjCBAfkKo7CP5mj 0wTiw8ZztvDwgvMymGZLkamKQ/2cLLE3MouXI044= Date: Wed, 29 Sep 2021 17:12:11 -0400 From: "bfields@fieldses.org" To: Trond Myklebust Cc: "neilb@suse.com" , "jakub.kicinski@netronome.com" , "willy@infradead.org" , "tyhicks@canonical.com" , "davem@davemloft.net" , "wanghai38@huawei.com" , "nicolas.dichtel@6wind.com" , "linux-kernel@vger.kernel.org" , "edumazet@google.com" , "jlayton@kernel.org" , "ast@kernel.org" , "christian.brauner@ubuntu.com" , "chuck.lever@oracle.com" , "linux-nfs@vger.kernel.org" , "viro@zeniv.linux.org.uk" , "anna.schumaker@netapp.com" , "tom@talpey.com" , "kuba@kernel.org" , "cong.wang@bytedance.com" , "dsahern@gmail.com" , "timo@rothenpieler.org" , "jiang.wang@bytedance.com" , "kuniyu@amazon.co.jp" , "netdev@vger.kernel.org" , "Rao.Shoaib@oracle.com" , "wenbin.zeng@gmail.com" , "kolga@netapp.com" Subject: Re: [PATCH net 2/2] auth_gss: Fix deadlock that blocks rpcsec_gss_exit_net when use-gss-proxy==1 Message-ID: <20210929211211.GC20707@fieldses.org> References: <20210928031440.2222303-1-wanghai38@huawei.com> <20210928031440.2222303-3-wanghai38@huawei.com> <20210928134952.GA25415@fieldses.org> <77051a059fa19a7ae2390fbda7f8ab6f09514dfc.camel@hammerspace.com> <20210928141718.GC25415@fieldses.org> <20210928145747.GD25415@fieldses.org> <8b0e774bdb534c69b0612103acbe61c628fde9b1.camel@hammerspace.com> <20210928154300.GE25415@fieldses.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210928154300.GE25415@fieldses.org> User-Agent: Mutt/1.5.21 (2010-09-15) Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org On Tue, Sep 28, 2021 at 11:43:00AM -0400, bfields@fieldses.org wrote: > On Tue, Sep 28, 2021 at 03:36:58PM +0000, Trond Myklebust wrote: > > What is the use case here? Starting the gssd daemon or knfsd in > > separate chrooted environments? We already know that they have to be > > started in the same net namespace, which pretty much ensures it has to > > be the same container. > > Somehow I forgot that knfsd startup is happening in some real process's > context too (not just a kthread). > > OK, great, I agree, that sounds like it should work. Wang Hai, do you want to try that, or should I? --b.