From: Usama Arif <usama.arif@linux.dev>
To: Nico Pache <npache@redhat.com>
Cc: Usama Arif <usama.arif@linux.dev>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
David Hildenbrand <david@kernel.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>,
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 3/8] mm/khugepaged: introduce a count_collapse_event() helper
Date: Mon, 6 Jul 2026 10:10:31 -0700 [thread overview]
Message-ID: <20260706171032.3487318-1-usama.arif@linux.dev> (raw)
In-Reply-To: <20260706154500.39178-4-npache@redhat.com>
On Mon, 6 Jul 2026 09:44:50 -0600 Nico Pache <npache@redhat.com> 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.
>
> Signed-off-by: Nico Pache <npache@redhat.com>
> ---
> mm/khugepaged.c | 36 ++++++++++++++++++------------------
> 1 file changed, 18 insertions(+), 18 deletions(-)
>
Acked-by: Usama Arif <usama.arif@linux.dev>
next prev parent reply other threads:[~2026-07-06 17:10 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-06 15:44 [PATCH 0/8] mm/khugepaged: several cleanups Nico Pache
2026-07-06 15:44 ` [PATCH 1/8] mm/khugepaged: refactor per-scan state clearing into collapse_control_init_scan() Nico Pache
2026-07-06 17:07 ` Usama Arif
2026-07-06 17:12 ` Nico Pache
2026-07-10 7:29 ` Baolin Wang
2026-07-06 15:44 ` [PATCH 2/8] mm/khugepaged: extract young page check into collapse_is_young() helper Nico Pache
2026-07-06 17:09 ` Usama Arif
2026-07-10 7:41 ` Baolin Wang
2026-07-06 15:44 ` [PATCH 3/8] mm/khugepaged: introduce a count_collapse_event() helper Nico Pache
2026-07-06 17:10 ` Usama Arif [this message]
2026-07-10 7:43 ` Baolin Wang
2026-07-06 15:44 ` [PATCH 4/8] mm/khugepaged: fix outdated comments Nico Pache
2026-07-06 17:13 ` Usama Arif
2026-07-06 15:44 ` [PATCH 5/8] mm/khugepaged: Refactor the PTE state checks into a helper Nico Pache
2026-07-06 16:35 ` Nico Pache
2026-07-06 17:48 ` Usama Arif
2026-07-06 18:29 ` Nico Pache
2026-07-06 15:44 ` [PATCH 6/8] mm/khugepaged: unmap pte before releasing vma write lock Nico Pache
2026-07-06 19:34 ` Usama Arif
2026-07-13 13:17 ` Nico Pache
2026-07-06 15:44 ` [PATCH 7/8] mm/khugepaged: clarify a comment regarding max_ptes_none check Nico Pache
2026-07-06 19:35 ` Usama Arif
2026-07-13 13:58 ` Nico Pache
2026-07-06 15:44 ` [PATCH 8/8] mm: Documentation: clarify where the mTHP stats live Nico Pache
2026-07-10 7:53 ` Baolin Wang
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