From: David Hildenbrand <david@redhat.com>
To: Fuad Tabba <tabba@google.com>,
kvm@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-mm@kvack.org
Cc: pbonzini@redhat.com, chenhuacai@kernel.org, mpe@ellerman.id.au,
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Subject: Re: [PATCH v4 01/10] mm: Consolidate freeing of typed folios on final folio_put()
Date: Thu, 20 Feb 2025 12:53:36 +0100 [thread overview]
Message-ID: <22df4791-ea50-400c-b7e4-d7284d195e02@redhat.com> (raw)
In-Reply-To: <20250218172500.807733-2-tabba@google.com>
On 18.02.25 18:24, Fuad Tabba wrote:
> Some folio types, such as hugetlb, handle freeing their own
> folios. Moreover, guest_memfd will require being notified once a
> folio's reference count reaches 0 to facilitate shared to private
> folio conversion, without the folio actually being freed at that
> point.
>
> As a first step towards that, this patch consolidates freeing
> folios that have a type. The first user is hugetlb folios. Later
> in this patch series, guest_memfd will become the second user of
> this.
>
> Suggested-by: David Hildenbrand <david@redhat.com>
> Acked-by: Vlastimil Babka <vbabka@suse.cz>
> Signed-off-by: Fuad Tabba <tabba@google.com>
> ---
(again on current patch series)
Acked-by: David Hildenbrand <david@redhat.com>
--
Cheers,
David / dhildenb
next prev parent reply other threads:[~2025-02-20 11:53 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-18 17:24 [PATCH v4 00/10] KVM: Mapping guest_memfd backed memory at the host for software protected VMs Fuad Tabba
2025-02-18 17:24 ` [PATCH v4 01/10] mm: Consolidate freeing of typed folios on final folio_put() Fuad Tabba
2025-02-20 11:53 ` David Hildenbrand [this message]
2025-02-18 17:24 ` [PATCH v4 02/10] KVM: guest_memfd: Handle final folio_put() of guest_memfd pages Fuad Tabba
2025-02-20 11:54 ` David Hildenbrand
2025-02-18 17:24 ` [PATCH v4 03/10] KVM: guest_memfd: Allow host to map guest_memfd() pages Fuad Tabba
2025-02-20 11:58 ` David Hildenbrand
2025-02-20 12:04 ` Fuad Tabba
2025-02-20 15:45 ` Fuad Tabba
2025-02-20 15:58 ` David Hildenbrand
2025-02-20 17:10 ` Fuad Tabba
2025-02-20 17:12 ` David Hildenbrand
2025-02-18 17:24 ` [PATCH v4 04/10] KVM: guest_memfd: Add KVM capability to check if guest_memfd is shared Fuad Tabba
2025-02-28 16:23 ` Peter Xu
2025-02-28 17:22 ` Fuad Tabba
2025-02-28 17:33 ` David Hildenbrand
2025-03-06 15:48 ` Ackerley Tng
2025-03-06 15:57 ` David Hildenbrand
2025-02-18 17:24 ` [PATCH v4 05/10] KVM: guest_memfd: Handle in-place shared memory as guest_memfd backed memory Fuad Tabba
2025-02-18 17:24 ` [PATCH v4 06/10] KVM: x86: Mark KVM_X86_SW_PROTECTED_VM as supporting guest_memfd shared memory Fuad Tabba
2025-02-18 17:24 ` [PATCH v4 07/10] KVM: arm64: Refactor user_mem_abort() calculation of force_pte Fuad Tabba
2025-02-18 17:24 ` [PATCH v4 08/10] KVM: arm64: Handle guest_memfd()-backed guest page faults Fuad Tabba
2025-02-18 17:24 ` [PATCH v4 09/10] KVM: arm64: Enable mapping guest_memfd in arm64 Fuad Tabba
2025-02-18 17:25 ` [PATCH v4 10/10] KVM: guest_memfd: selftests: guest_memfd mmap() test when mapping is allowed Fuad Tabba
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