From: Peter Xu <peterx@redhat.com>
To: David Hildenbrand <david@redhat.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Nikita Kalyazin <kalyazin@amazon.com>,
Hugh Dickins <hughd@google.com>,
Oscar Salvador <osalvador@suse.de>,
Michal Hocko <mhocko@suse.com>,
Muchun Song <muchun.song@linux.dev>,
Andrea Arcangeli <aarcange@redhat.com>,
Ujwal Kundur <ujwal.kundur@gmail.com>,
Suren Baghdasaryan <surenb@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Vlastimil Babka <vbabka@suse.cz>,
"Liam R . Howlett" <Liam.Howlett@oracle.com>,
James Houghton <jthoughton@google.com>,
Mike Rapoport <rppt@kernel.org>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Axel Rasmussen <axelrasmussen@google.com>
Subject: Re: [PATCH 1/4] mm: Introduce vm_uffd_ops API
Date: Mon, 23 Jun 2025 13:56:24 -0400 [thread overview]
Message-ID: <aFmVSNrPK9a2KN7p@x1.local> (raw)
In-Reply-To: <471e95bc-ea2d-4c37-aad6-0062b4457054@redhat.com>
On Mon, Jun 23, 2025 at 07:25:11PM +0200, David Hildenbrand wrote:
> Oh, yes, agreed on WP_ASYNC. But they would not be using the vma_ops thingy,
> right?
Yes, currently WP_ASYNC bypassed that. So if something declares WP in the
uffd_features in the new API it'll be only for sync (and it really should
almost start working for most files too like what async did..).
--
Peter Xu
next prev parent reply other threads:[~2025-06-23 17:56 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-20 19:03 [PATCH 0/4] mm/userfaultfd: modulize memory types Peter Xu
2025-06-20 19:03 ` [PATCH 1/4] mm: Introduce vm_uffd_ops API Peter Xu
2025-06-22 7:28 ` Mike Rapoport
2025-06-23 13:36 ` Peter Xu
2025-06-23 8:25 ` David Hildenbrand
2025-06-23 13:59 ` Peter Xu
2025-06-23 16:50 ` David Hildenbrand
2025-06-23 17:20 ` Peter Xu
2025-06-23 17:25 ` David Hildenbrand
2025-06-23 17:56 ` Peter Xu [this message]
2025-06-20 19:03 ` [PATCH 2/4] mm/shmem: Support " Peter Xu
2025-06-20 19:03 ` [PATCH 3/4] mm/hugetlb: " Peter Xu
2025-06-20 19:03 ` [PATCH 4/4] mm: Apply vm_uffd_ops API to core mm Peter Xu
2025-06-22 19:09 ` kernel test robot
2025-06-23 18:12 ` Peter Xu
2025-06-25 20:31 ` James Houghton
2025-06-25 21:21 ` Peter Xu
2025-06-25 21:52 ` James Houghton
2025-06-25 16:56 ` [PATCH 0/4] mm/userfaultfd: modulize memory types Nikita Kalyazin
2025-06-25 20:17 ` Peter Xu
2025-06-26 16:09 ` Nikita Kalyazin
2025-06-27 13:51 ` Peter Xu
2025-06-27 16:59 ` Nikita Kalyazin
2025-06-27 18:46 ` Peter Xu
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