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Howlett" , James Houghton , Mike Rapoport , Lorenzo Stoakes , Axel Rasmussen Subject: Re: [PATCH 1/4] mm: Introduce vm_uffd_ops API Message-ID: References: <20250620190342.1780170-1-peterx@redhat.com> <20250620190342.1780170-2-peterx@redhat.com> <1e6fcebf-f74e-46ad-912b-d7df13527aea@redhat.com> <0126fa5f-b5aa-4a17-80d6-d428105e45c7@redhat.com> <471e95bc-ea2d-4c37-aad6-0062b4457054@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline 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