From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Subject: Re: [PATCH v3 hmm 08/12] mm/hmm: Remove racy protection against
 double-unregistration
Date: Sat, 15 Jun 2019 07:16:12 -0700
Message-ID: <20190615141612.GH17724@infradead.org>
References: <20190614004450.20252-1-jgg@ziepe.ca>
 <20190614004450.20252-9-jgg@ziepe.ca>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
Content-Disposition: inline
In-Reply-To: <20190614004450.20252-9-jgg-uk2M96/98Pc@public.gmane.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/amd-gfx>
List-Post: <mailto:amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
List-Help: <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=subscribe>
Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Sender: "amd-gfx" <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
To: Jason Gunthorpe <jgg-uk2M96/98Pc@public.gmane.org>
Cc: Andrea Arcangeli <aarcange-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Philip Yang <Philip.Yang-5C7GfCeVMHo@public.gmane.org>, Ralph Campbell <rcampbell-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, John Hubbard <jhubbard-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>, Felix.Kuehling-5C7GfCeVMHo@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, Jerome Glisse <jglisse-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Jason Gunthorpe <jgg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Ben Skeggs <bskeggs-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
List-Id: linux-rdma@vger.kernel.org
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