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,
anup@brainfault.org, paul.walmsley@sifive.com,
palmer@dabbelt.com, aou@eecs.berkeley.edu, seanjc@google.com,
viro@zeniv.linux.org.uk, brauner@kernel.org, willy@infradead.org,
akpm@linux-foundation.org, xiaoyao.li@intel.com,
yilun.xu@intel.com, chao.p.peng@linux.intel.com,
jarkko@kernel.org, amoorthy@google.com, dmatlack@google.com,
isaku.yamahata@intel.com, mic@digikod.net, vbabka@suse.cz,
vannapurve@google.com, ackerleytng@google.com,
mail@maciej.szmigiero.name, michael.roth@amd.com,
wei.w.wang@intel.com, liam.merwick@oracle.com,
isaku.yamahata@gmail.com, kirill.shutemov@linux.intel.com,
suzuki.poulose@arm.com, steven.price@arm.com,
quic_eberman@quicinc.com, quic_mnalajal@quicinc.com,
quic_tsoni@quicinc.com, quic_svaddagi@quicinc.com,
quic_cvanscha@quicinc.com, quic_pderrin@quicinc.com,
quic_pheragu@quicinc.com, catalin.marinas@arm.com,
james.morse@arm.com, yuzenghui@huawei.com,
oliver.upton@linux.dev, maz@kernel.org, will@kernel.org,
qperret@google.com, keirf@google.com, roypat@amazon.co.uk,
shuah@kernel.org, hch@infradead.org, jgg@nvidia.com,
rientjes@google.com, jhubbard@nvidia.com, fvdl@google.com,
hughd@google.com, jthoughton@google.com
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=22df4791-ea50-400c-b7e4-d7284d195e02@redhat.com \
--to=david@redhat.com \
--cc=ackerleytng@google.com \
--cc=akpm@linux-foundation.org \
--cc=amoorthy@google.com \
--cc=anup@brainfault.org \
--cc=aou@eecs.berkeley.edu \
--cc=brauner@kernel.org \
--cc=catalin.marinas@arm.com \
--cc=chao.p.peng@linux.intel.com \
--cc=chenhuacai@kernel.org \
--cc=dmatlack@google.com \
--cc=fvdl@google.com \
--cc=hch@infradead.org \
--cc=hughd@google.com \
--cc=isaku.yamahata@gmail.com \
--cc=isaku.yamahata@intel.com \
--cc=james.morse@arm.com \
--cc=jarkko@kernel.org \
--cc=jgg@nvidia.com \
--cc=jhubbard@nvidia.com \
--cc=jthoughton@google.com \
--cc=keirf@google.com \
--cc=kirill.shutemov@linux.intel.com \
--cc=kvm@vger.kernel.org \
--cc=liam.merwick@oracle.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mail@maciej.szmigiero.name \
--cc=maz@kernel.org \
--cc=mic@digikod.net \
--cc=michael.roth@amd.com \
--cc=mpe@ellerman.id.au \
--cc=oliver.upton@linux.dev \
--cc=palmer@dabbelt.com \
--cc=paul.walmsley@sifive.com \
--cc=pbonzini@redhat.com \
--cc=qperret@google.com \
--cc=quic_cvanscha@quicinc.com \
--cc=quic_eberman@quicinc.com \
--cc=quic_mnalajal@quicinc.com \
--cc=quic_pderrin@quicinc.com \
--cc=quic_pheragu@quicinc.com \
--cc=quic_svaddagi@quicinc.com \
--cc=quic_tsoni@quicinc.com \
--cc=rientjes@google.com \
--cc=roypat@amazon.co.uk \
--cc=seanjc@google.com \
--cc=shuah@kernel.org \
--cc=steven.price@arm.com \
--cc=suzuki.poulose@arm.com \
--cc=tabba@google.com \
--cc=vannapurve@google.com \
--cc=vbabka@suse.cz \
--cc=viro@zeniv.linux.org.uk \
--cc=wei.w.wang@intel.com \
--cc=will@kernel.org \
--cc=willy@infradead.org \
--cc=xiaoyao.li@intel.com \
--cc=yilun.xu@intel.com \
--cc=yuzenghui@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.