From: "David Hildenbrand (Arm)" <david@kernel.org>
To: "Nico Pache (Red Hat)" <nico.pache@linux.dev>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Lorenzo Stoakes <ljs@kernel.org>, Zi Yan <ziy@nvidia.com>,
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 3/7] mm/khugepaged: introduce a count_collapse_event() helper
Date: Thu, 6 Aug 2026 15:38:05 +0200 [thread overview]
Message-ID: <1a0cba58-5d0d-44f2-86ab-3081601623bf@kernel.org> (raw)
In-Reply-To: <20260804-khugepaged_pte_refactor-v3-3-0364cad642a0@linux.dev>
On 8/4/26 21:25, Nico Pache (Red Hat) wrote:
> Provide a simple helper function to help reduce a often used, and
> duplicate pattern across the khugepaged code.
>
> When collapsing to a PMD we need to record a vm_event and the mTHP_stat
> event. When doing mTHP collapse we only update the mTHP stat.
>
> Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
> Acked-by: Usama Arif <usama.arif@linux.dev>
> Signed-off-by: Nico Pache (Red Hat) <nico.pache@linux.dev>
> ---
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
next prev parent reply other threads:[~2026-08-06 13:38 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
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) [this message]
2026-08-04 19:25 ` [PATCH v3 4/7] mm/khugepaged: fix outdated comments Nico Pache (Red Hat)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)
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=1a0cba58-5d0d-44f2-86ab-3081601623bf@kernel.org \
--to=david@kernel.org \
--cc=akpm@linux-foundation.org \
--cc=baohua@kernel.org \
--cc=baolin.wang@linux.alibaba.com \
--cc=corbet@lwn.net \
--cc=dev.jain@arm.com \
--cc=lance.yang@linux.dev \
--cc=liam@infradead.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=ljs@kernel.org \
--cc=mhocko@suse.com \
--cc=nico.pache@linux.dev \
--cc=rppt@kernel.org \
--cc=ryan.roberts@arm.com \
--cc=skhan@linuxfoundation.org \
--cc=surenb@google.com \
--cc=usama.arif@linux.dev \
--cc=vbabka@kernel.org \
--cc=ziy@nvidia.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.