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From: Andrew Morton <akpm@linux-foundation.org>
To: Alex Sierra <alex.sierra@amd.com>
Cc: <Felix.Kuehling@amd.com>, <linux-mm@kvack.org>,
	<rcampbell@nvidia.com>, <linux-ext4@vger.kernel.org>,
	<linux-xfs@vger.kernel.org>, <amd-gfx@lists.freedesktop.org>,
	<dri-devel@lists.freedesktop.org>, <hch@lst.de>, <jgg@nvidia.com>,
	<jglisse@redhat.com>, <apopple@nvidia.com>, <willy@infradead.org>
Subject: Re: [PATCH v4 00/10] Add MEMORY_DEVICE_COHERENT for coherent device memory mapping
Date: Thu, 27 Jan 2022 14:32:58 -0800	[thread overview]
Message-ID: <20220127143258.8da663659948ad1e6f0c0ea8@linux-foundation.org> (raw)
In-Reply-To: <20220127030949.19396-1-alex.sierra@amd.com>

On Wed, 26 Jan 2022 21:09:39 -0600 Alex Sierra <alex.sierra@amd.com> wrote:

> This patch series introduces MEMORY_DEVICE_COHERENT, a type of memory
> owned by a device that can be mapped into CPU page tables like
> MEMORY_DEVICE_GENERIC and can also be migrated like
> MEMORY_DEVICE_PRIVATE.

Some more reviewer input appears to be desirable here.

I was going to tentatively add it to -mm and -next, but problems. 
5.17-rc1's mm/migrate.c:migrate_vma_check_page() is rather different
from the tree you patched.  Please redo, refresh and resend?



  parent reply	other threads:[~2022-01-27 22:33 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-27  3:09 Alex Sierra
2022-01-27  3:09 ` [PATCH v4 01/10] mm: add zone device coherent type memory support Alex Sierra
2022-01-28  1:57   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 02/10] mm: add device coherent vma selection for memory migration Alex Sierra
2022-01-28  2:07   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 03/10] mm/gup: fail get_user_pages for LONGTERM dev coherent type Alex Sierra
2022-01-28  2:36   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 04/10] drm/amdkfd: add SPM support for SVM Alex Sierra
2022-01-28  2:38   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 05/10] drm/amdkfd: coherent type as sys mem on migration to ram Alex Sierra
2022-01-27  3:09 ` [PATCH v4 06/10] lib: test_hmm add ioctl to get zone device type Alex Sierra
2022-01-28  4:22   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 07/10] lib: test_hmm add module param for " Alex Sierra
2022-01-28  4:22   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 08/10] lib: add support for device coherent type in test_hmm Alex Sierra
2022-01-28  4:25   ` Alistair Popple
2022-01-27  3:09 ` [PATCH v4 09/10] tools: update hmm-test to support device coherent type Alex Sierra
2022-01-27  3:09 ` [PATCH v4 10/10] tools: update test_hmm script to support SP config Alex Sierra
2022-01-27 22:32 ` Andrew Morton [this message]
2022-01-27 23:20   ` [PATCH v4 00/10] Add MEMORY_DEVICE_COHERENT for coherent device memory mapping Sierra Guiza, Alejandro (Alex)
2022-01-28  7:08     ` Andrew Morton
2022-01-28 15:00     ` Deucher, Alexander
2022-01-28 17:09     ` Felix Kuehling
2022-02-02 14:57   ` Christoph Hellwig
2022-02-02 15:42     ` Jason Gunthorpe

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