From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Nico Pache <npache@redhat.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Cc: aarcange@redhat.com, akpm@linux-foundation.org,
anshuman.khandual@arm.com, apopple@nvidia.com, baohua@kernel.org,
baolin.wang@linux.alibaba.com, byungchul@sk.com,
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dave.hansen@linux.intel.com, dev.jain@arm.com, gourry@gourry.net,
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jack@suse.cz, jannh@google.com, jglisse@google.com,
joshua.hahnjy@gmail.com, kas@kernel.org, lance.yang@linux.dev,
Liam.Howlett@oracle.com, lorenzo.stoakes@oracle.com,
mathieu.desnoyers@efficios.com, matthew.brost@intel.com,
mhiramat@kernel.org, mhocko@suse.com, peterx@redhat.com,
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vishal.moola@gmail.com, wangkefeng.wang@huawei.com,
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yang@os.amperecomputing.com, ying.huang@linux.alibaba.com,
ziy@nvidia.com, zokeefe@google.com
Subject: Re: [PATCH mm-unstable v1 2/5] mm: introduce is_pmd_order helper
Date: Thu, 12 Feb 2026 20:45:34 +0100 [thread overview]
Message-ID: <1d67ddd1-8549-4c49-bac9-29e49b540bd3@kernel.org> (raw)
In-Reply-To: <20260212021835.17755-3-npache@redhat.com>
On 2/12/26 03:18, Nico Pache wrote:
> In order to add mTHP support to khugepaged, we will often be checking if a
> given order is (or is not) a PMD order. Some places in the kernel already
> use this check, so lets create a simple helper function to keep the code
> clean and readable.
>
> Reviewed-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> Suggested-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> Signed-off-by: Nico Pache <npache@redhat.com>
>
> arches# pick b3ace8be204f # mm/khugepaged: rename hpage_collapse_* to collapse_*
> ---
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
next prev parent reply other threads:[~2026-02-12 19:45 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-12 2:18 [PATCH mm-unstable v1 0/5] mm: khugepaged cleanups and mTHP prerequisites Nico Pache
2026-02-12 2:18 ` [PATCH mm-unstable v1 1/5] mm: consolidate anonymous folio PTE mapping into helpers Nico Pache
2026-02-12 14:38 ` Pedro Falcato
2026-02-12 15:55 ` Joshua Hahn
2026-02-12 19:33 ` Nico Pache
2026-02-12 16:09 ` Zi Yan
2026-02-12 19:45 ` Nico Pache
2026-02-12 20:06 ` Zi Yan
2026-02-12 20:13 ` David Hildenbrand (Arm)
2026-02-12 2:18 ` [PATCH mm-unstable v1 2/5] mm: introduce is_pmd_order helper Nico Pache
2026-02-12 14:40 ` Pedro Falcato
2026-02-12 16:11 ` Zi Yan
2026-02-12 19:45 ` David Hildenbrand (Arm) [this message]
2026-02-13 3:51 ` Barry Song
2026-02-14 7:24 ` Lance Yang
2026-02-20 10:38 ` Dev Jain
2026-02-20 10:42 ` David Hildenbrand (Arm)
2026-02-12 2:18 ` [PATCH mm-unstable v1 3/5] mm/khugepaged: define COLLAPSE_MAX_PTES_LIMIT as HPAGE_PMD_NR - 1 Nico Pache
2026-02-12 6:56 ` Vernon Yang
2026-02-12 14:45 ` Pedro Falcato
2026-02-12 16:21 ` Zi Yan
2026-02-12 19:51 ` David Hildenbrand (Arm)
2026-02-12 2:23 ` [PATCH mm-unstable v1 4/5] mm/khugepaged: rename hpage_collapse_* to collapse_* Nico Pache
2026-02-12 2:23 ` [PATCH mm-unstable v1 5/5] mm/khugepaged: unify khugepaged and madv_collapse with collapse_single_pmd() Nico Pache
2026-02-12 19:52 ` [PATCH mm-unstable v1 4/5] mm/khugepaged: rename hpage_collapse_* to collapse_* David Hildenbrand (Arm)
2026-02-12 2:25 ` [PATCH mm-unstable v1 5/5] mm/khugepaged: unify khugepaged and madv_collapse with collapse_single_pmd() Nico Pache
2026-02-12 15:33 ` Pedro Falcato
2026-02-12 17:34 ` Zi Yan
2026-02-12 20:03 ` David Hildenbrand (Arm)
2026-02-12 20:26 ` Nico Pache
2026-02-14 8:24 ` Lance Yang
2026-02-12 2:26 ` [PATCH mm-unstable v1 0/5] mm: khugepaged cleanups and mTHP prerequisites Nico Pache
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