From: Jordan Niethe <jniethe@nvidia.com>
To: "Mika Penttilä" <mpenttil@redhat.com>, linux-mm@kvack.org
Cc: balbirs@nvidia.com, matthew.brost@intel.com,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, david@redhat.com,
ziy@nvidia.com, apopple@nvidia.com, lorenzo.stoakes@oracle.com,
lyude@redhat.com, dakr@kernel.org, airlied@gmail.com,
simona@ffwll.ch, rcampbell@nvidia.com, jgg@nvidia.com,
willy@infradead.org
Subject: Re: [RFC PATCH 0/6] Remove device private pages from physical address space
Date: Tue, 2 Dec 2025 12:32:39 +1100 [thread overview]
Message-ID: <9a32a182-26e7-431f-810b-a2f4db5ce592@nvidia.com> (raw)
In-Reply-To: <584671b7-f1a5-4e9b-af94-3e284b3edcf3@redhat.com>
Hi,
On 29/11/25 03:07, Mika Penttilä wrote:
> Hi Jordan!
>
> On 11/28/25 06:41, Jordan Niethe wrote:
>
>> Today, when creating these device private struct pages, the first step
>> is to use request_free_mem_region() to get a range of physical address
>> space large enough to represent the devices memory. This allocated
>> physical address range is then remapped as device private memory using
>> memremap_pages.
>>
> I just did a quick read thru, and liked how it turned out to be, nice work!
>
> --Mika
Thanks Mika.
Jordan.
>
>
next prev parent reply other threads:[~2025-12-02 1:32 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-28 4:41 Jordan Niethe
2025-11-28 4:41 ` [RFC PATCH 1/6] mm/hmm: Add flag to track device private PFNs Jordan Niethe
2025-11-28 18:36 ` Matthew Brost
2025-12-02 1:20 ` Jordan Niethe
2025-12-03 4:25 ` Balbir Singh
2025-11-28 4:41 ` [RFC PATCH 2/6] mm/migrate_device: Add migrate PFN " Jordan Niethe
2025-11-28 4:41 ` [RFC PATCH 3/6] mm/page_vma_mapped: Add flags to page_vma_mapped_walk::pfn " Jordan Niethe
2025-11-28 4:41 ` [RFC PATCH 4/6] mm: Add a new swap type for migration entries with " Jordan Niethe
2025-12-01 2:43 ` Chih-En Lin
2025-12-02 1:42 ` Jordan Niethe
2025-11-28 4:41 ` [RFC PATCH 5/6] mm/util: Add flag to track device private PFNs in page snapshots Jordan Niethe
2025-11-28 4:41 ` [RFC PATCH 6/6] mm: Remove device private pages from the physical address space Jordan Niethe
2025-11-28 17:51 ` Jason Gunthorpe
2025-12-02 2:28 ` Jordan Niethe
2025-12-02 4:10 ` Alistair Popple
2025-11-28 7:40 ` [RFC PATCH 0/6] Remove device private pages from " David Hildenbrand (Red Hat)
2025-11-30 23:33 ` Alistair Popple
2025-11-28 15:09 ` Matthew Wilcox
2025-12-02 1:31 ` Jordan Niethe
2025-11-28 16:07 ` Mika Penttilä
2025-12-02 1:32 ` Jordan Niethe [this message]
2025-11-28 19:22 ` Matthew Brost
2025-11-30 23:23 ` Alistair Popple
2025-12-01 1:51 ` Matthew Brost
2025-12-02 1:40 ` Jordan Niethe
2025-12-02 22:20 ` Balbir Singh
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