From: "David Hildenbrand (Arm)" <david@kernel.org>
To: mpenttil@redhat.com, linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Vlastimil Babka <vbabka@suse.cz>, Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>
Subject: Re: [PATCH v5 1/6] mm:/Kconfig changes for migrate on fault for device pages
Date: Tue, 17 Mar 2026 09:31:42 +0100 [thread overview]
Message-ID: <55ec2b7d-4f14-4687-8977-1bcfde8cc938@kernel.org> (raw)
In-Reply-To: <20260211081301.2940672-2-mpenttil@redhat.com>
On 2/11/26 09:12, mpenttil@redhat.com wrote:
> From: Mika Penttilä <mpenttil@redhat.com>
>
> With the unified HMM/migrate_device page table walk
> migrate_device needs HMM enabled and HMM needs
> MMU notifiers. Enable them explicitly to avoid
> breaking random configs.
>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: David Hildenbrand <david@kernel.org>
> Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> Cc: "Liam R. Howlett" <Liam.Howlett@oracle.com>
> Cc: Vlastimil Babka <vbabka@suse.cz>
> Cc: Mike Rapoport <rppt@kernel.org>
> Cc: Suren Baghdasaryan <surenb@google.com>
> Cc: Michal Hocko <mhocko@suse.com>
> Signed-off-by: Mika Penttilä <mpenttil@redhat.com>
> ---
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
next prev parent reply other threads:[~2026-03-17 8:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-11 8:12 [PATCH v5 0/6] Migrate " mpenttil
2026-02-11 8:12 ` [PATCH v5 1/6] mm:/Kconfig changes for migrate " mpenttil
2026-03-17 8:31 ` David Hildenbrand (Arm) [this message]
2026-02-11 8:12 ` [PATCH v5 2/6] mm: Add helper to convert HMM pfn to migrate pfn mpenttil
2026-03-17 9:05 ` David Hildenbrand (Arm)
2026-03-17 13:01 ` Mika Penttilä
2026-03-17 13:45 ` Leon Romanovsky
2026-03-23 17:58 ` Jason Gunthorpe
2026-02-11 8:12 ` [PATCH v5 3/6] mm/hmm: do the plumbing for HMM to participate in migration mpenttil
2026-02-11 8:12 ` [PATCH 4/6] mm: setup device page migration in HMM pagewalk mpenttil
2026-02-11 8:13 ` [PATCH v5 5/6] mm: add new testcase for the migrate on fault case mpenttil
2026-02-11 8:13 ` [PATCH v5 6/6] mm:/migrate_device.c: remove migrate_vma_collect_*() mpenttil
2026-03-12 19:58 ` [PATCH v5 0/6] Migrate on fault for device pages David Hildenbrand (Arm)
2026-03-13 0:27 ` Alistair Popple
2026-03-17 10:06 ` Balbir Singh
2026-03-17 10:28 ` Mika Penttilä
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