From: "David Hildenbrand (Red Hat)" <david@kernel.org>
To: Mike Rapoport <rppt@kernel.org>, linux-mm@kvack.org
Cc: Andrea Arcangeli <aarcange@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Hugh Dickins <hughd@google.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Michal Hocko <mhocko@suse.com>,
Nikita Kalyazin <kalyazin@amazon.com>,
Paolo Bonzini <pbonzini@redhat.com>, Peter Xu <peterx@redhat.com>,
Sean Christopherson <seanjc@google.com>,
Shuah Khan <shuah@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Vlastimil Babka <vbabka@suse.cz>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
linux-kselftest@vger.kernel.org
Subject: Re: [RFC PATCH 1/4] userfaultfd: move vma_can_userfault out of line
Date: Mon, 17 Nov 2025 18:00:04 +0100 [thread overview]
Message-ID: <4c5a9201-b2dc-4765-bfc7-f89ec095b629@kernel.org> (raw)
In-Reply-To: <20251117114631.2029447-2-rppt@kernel.org>
On 17.11.25 12:46, Mike Rapoport wrote:
> From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
>
> vma_can_userfault() has grown pretty big and it's not called on
> performance critical path.
>
> Move it out of line.
>
> No functional changes.
>
> Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: David Hildenbrand (Red Hat) <david@kernel.org>
--
Cheers
David
next prev parent reply other threads:[~2025-11-17 17:00 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-17 11:46 [RFC PATCH 0/4] mm, kvm: add guest_memfd support for uffd minor faults Mike Rapoport
2025-11-17 11:46 ` [RFC PATCH 1/4] userfaultfd: move vma_can_userfault out of line Mike Rapoport
2025-11-17 17:00 ` David Hildenbrand (Red Hat) [this message]
2025-11-17 11:46 ` [RFC PATCH 2/4] userfaultfd, shmem: use a VMA callback to handle UFFDIO_CONTINUE Mike Rapoport
2025-11-17 17:08 ` David Hildenbrand (Red Hat)
2025-11-21 11:52 ` Mike Rapoport
2025-11-17 11:46 ` [RFC PATCH 3/4] userfaultfd, guest_memfd: support userfault minor mode in guest_memfd Mike Rapoport
2025-11-18 16:41 ` David Hildenbrand (Red Hat)
2025-11-21 11:59 ` Mike Rapoport
2025-11-17 11:46 ` [RFC PATCH 4/4] KVM: selftests: test userfaultfd minor for guest_memfd Mike Rapoport
2025-11-17 17:55 ` [RFC PATCH 0/4] mm, kvm: add guest_memfd support for uffd minor faults Nikita Kalyazin
2025-11-17 19:39 ` Peter Xu
2025-11-19 17:35 ` Nikita Kalyazin
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