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Message-ID: <ba12c503-401d-9b22-be83-7645c619d9d1@huawei.com>
Date:   Thu, 30 Sep 2021 09:56:03 +0800
From:   "wanghai (M)" <wanghai38@...wei.com>
To:     "bfields@...ldses.org" <bfields@...ldses.org>
CC:     Trond Myklebust <trondmy@...merspace.com>,
        "neilb@...e.com" <neilb@...e.com>,
        "jakub.kicinski@...ronome.com" <jakub.kicinski@...ronome.com>,
        "willy@...radead.org" <willy@...radead.org>,
        "tyhicks@...onical.com" <tyhicks@...onical.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "nicolas.dichtel@...nd.com" <nicolas.dichtel@...nd.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "edumazet@...gle.com" <edumazet@...gle.com>,
        "jlayton@...nel.org" <jlayton@...nel.org>,
        "ast@...nel.org" <ast@...nel.org>,
        "christian.brauner@...ntu.com" <christian.brauner@...ntu.com>,
        "chuck.lever@...cle.com" <chuck.lever@...cle.com>,
        "linux-nfs@...r.kernel.org" <linux-nfs@...r.kernel.org>,
        "viro@...iv.linux.org.uk" <viro@...iv.linux.org.uk>,
        "anna.schumaker@...app.com" <anna.schumaker@...app.com>,
        "tom@...pey.com" <tom@...pey.com>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "cong.wang@...edance.com" <cong.wang@...edance.com>,
        "dsahern@...il.com" <dsahern@...il.com>,
        "timo@...henpieler.org" <timo@...henpieler.org>,
        "jiang.wang@...edance.com" <jiang.wang@...edance.com>,
        "kuniyu@...zon.co.jp" <kuniyu@...zon.co.jp>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "Rao.Shoaib@...cle.com" <Rao.Shoaib@...cle.com>,
        "wenbin.zeng@...il.com" <wenbin.zeng@...il.com>,
        "kolga@...app.com" <kolga@...app.com>
Subject: Re: [PATCH net 2/2] auth_gss: Fix deadlock that blocks
 rpcsec_gss_exit_net when use-gss-proxy==1


在 2021/9/30 5:12, bfields@...ldses.org 写道:
> On Tue, Sep 28, 2021 at 11:43:00AM -0400, bfields@...ldses.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.
> .
Thank you, of course with great pleasure. I tried the solution
suggested by Myklebust yesterday, but I can't seem to get this
done very well. It would be a great pleasure for me if you could
help to finish it. I can help test it after you finish it.

--
Wang Hai

>

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