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From: Leon Romanovsky <leon@kernel.org>
To: Frank Huang <tigerinxm@gmail.com>
Cc: linux-rdma@vger.kernel.org
Subject: Re: rxe panic
Date: Wed, 25 Dec 2019 11:23:41 +0200	[thread overview]
Message-ID: <20191225092341.GC212002@unreal> (raw)
In-Reply-To: <CAKC_zSts5zdbM4LhUaPBWk8=uKGAKWX6vgd85cdKjOrZViiEJg@mail.gmail.com>

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

  parent reply	other threads:[~2019-12-25  9:23 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 [this message]
2019-12-26  1:08       ` Zhu Yanjun
2019-12-26  1:39         ` Frank Huang
2019-12-26  2:35           ` Zhu Yanjun

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