From: Zhu Yanjun <zyjzyj2000@gmail.com>
To: Leon Romanovsky <leon@kernel.org>
Cc: Frank Huang <tigerinxm@gmail.com>, linux-rdma@vger.kernel.org
Subject: Re: rxe panic
Date: Thu, 26 Dec 2019 09:08:09 +0800 [thread overview]
Message-ID: <CAD=hENe5DVK6TpgOO4g_wtTV0fyCKCmBA=s1X2hxEgTB2reVkA@mail.gmail.com> (raw)
In-Reply-To: <20191225092341.GC212002@unreal>
I agree with you, Leon. I have fixed several problems similar to this
in the Linux upstream. Not sure whether this problem is fixed or not
in Linux upstream.
Zhu Yanjun
On Wed, Dec 25, 2019 at 5:29 PM Leon Romanovsky <leon@kernel.org> wrote:
>
> On Wed, Dec 25, 2019 at 03:23:53PM +0800, Frank Huang wrote:
> > hi leon
> >
> > I can not get what you means, do you say the rxe_add_ref(qp) is not needed?
>
> It is not what I'm saying.
>
> The use of rxe_add_ref(qp) assumes that QP can't disappear while it is
> called. From what I see in the code, rxe_responder() doesn't guarantee
> that.
>
> Thanks
next prev parent reply other threads:[~2019-12-26 1:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-25 4:55 rxe panic Frank Huang
2019-12-25 5:27 ` Zhu Yanjun
2019-12-25 6:01 ` Frank Huang
2019-12-25 6:34 ` Zhu Yanjun
2019-12-25 7:10 ` Frank Huang
2019-12-25 6:32 ` Leon Romanovsky
2019-12-25 7:23 ` Frank Huang
2019-12-25 7:43 ` Frank Huang
2019-12-25 9:23 ` Leon Romanovsky
2019-12-26 1:08 ` Zhu Yanjun [this message]
2019-12-26 1:39 ` Frank Huang
2019-12-26 2:35 ` Zhu Yanjun
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