From: Zi Yan <ziy@nvidia.com>
To: "Nico Pache (Red Hat)" <nico.pache@linux.dev>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
David Hildenbrand <david@kernel.org>,
Lorenzo Stoakes <ljs@kernel.org>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
"Liam R. Howlett" <liam@infradead.org>,
Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
Usama Arif <usama.arif@linux.dev>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>, Jonathan Corbet <corbet@lwn.net>,
Shuah Khan <skhan@linuxfoundation.org>
Subject: Re: [PATCH v3 1/7] mm/khugepaged: refactor per-scan state clearing into collapse_control_init_scan()
Date: Thu, 06 Aug 2026 12:24:58 -0400 [thread overview]
Message-ID: <CC9577BE-2797-4E51-ADFA-12EB3CF4F9C5@nvidia.com> (raw)
In-Reply-To: <20260804-khugepaged_pte_refactor-v3-1-0364cad642a0@linux.dev>
On 4 Aug 2026, at 15:24, Nico Pache (Red Hat) wrote:
> Extract the repeated clearing of node_load, alloc_nmask, and
> mthp_present_ptes into a helper to reduce duplication in
> collapse_scan_pmd() and collapse_scan_file(). Althought file scans do not
> current use the bitmap, they will in the future, and clearing it now is
> harmless.
>
> Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
> Acked-by: Usama Arif <usama.arif@linux.dev>
> Acked-by: David Hildenbrand (Arm) <david@kernel.org>
> Reviewed-by: Lorenzo Stoakes (ARM) <ljs@kernel.org>
> Signed-off-by: Nico Pache (Red Hat) <nico.pache@linux.dev>
> ---
> mm/khugepaged.c | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
>
LGTM.
Reviewed-by: Zi Yan <ziy@nvidia.com>
Best Regards,
Yan, Zi
next prev parent reply other threads:[~2026-08-06 16:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-04 19:24 [PATCH v3 0/7] mm/khugepaged: several cleanups Nico Pache (Red Hat)
2026-08-04 19:24 ` [PATCH v3 1/7] mm/khugepaged: refactor per-scan state clearing into collapse_control_init_scan() Nico Pache (Red Hat)
2026-08-06 16:24 ` Zi Yan [this message]
2026-08-04 19:25 ` [PATCH v3 2/7] mm/khugepaged: extract young page check into pte_is_referenced() helper Nico Pache (Red Hat)
2026-08-06 12:05 ` David Hildenbrand (Arm)
2026-08-04 19:25 ` [PATCH v3 3/7] mm/khugepaged: introduce a count_collapse_event() helper Nico Pache (Red Hat)
2026-08-06 13:38 ` David Hildenbrand (Arm)
2026-08-04 19:25 ` [PATCH v3 4/7] mm/khugepaged: fix outdated comments Nico Pache (Red Hat)
2026-08-06 13:42 ` David Hildenbrand (Arm)
2026-08-04 19:25 ` [PATCH v3 5/7] mm/khugepaged: Refactor the PTE state checks into a helper Nico Pache (Red Hat)
2026-08-04 19:25 ` [PATCH v3 6/7] mm/khugepaged: unmap pte before releasing vma write lock Nico Pache (Red Hat)
2026-08-04 19:25 ` [PATCH v3 7/7] mm: Documentation: clarify where the mTHP stats live Nico Pache (Red Hat)
2026-08-04 23:12 ` [PATCH v3 0/7] mm/khugepaged: several cleanups Andrew Morton
2026-08-11 4:50 ` Nico Pache (Red Hat)
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