From: Lance Yang <lance.yang@linux.dev>
To: Yafang Shao <laoar.shao@gmail.com>
Cc: bpf@vger.kernel.org, linux-mm@kvack.org,
linux-doc@vger.kernel.org, Lance Yang <ioworker0@gmail.com>,
shakeel.butt@linux.dev, rientjes@google.com, ast@kernel.org,
gutierrez.asier@huawei-partners.com, 21cnbao@gmail.com,
daniel@iogearbox.net, ameryhung@gmail.com, corbet@lwn.net,
andrii@kernel.org, willy@infradead.org, usamaarif642@gmail.com,
hannes@cmpxchg.org, dev.jain@arm.com,
baolin.wang@linux.alibaba.com, ziy@nvidia.com,
lorenzo.stoakes@oracle.com, david@redhat.com,
Liam.Howlett@oracle.com, ryan.roberts@arm.com, npache@redhat.com,
akpm@linux-foundation.org
Subject: Re: [PATCH v7 mm-new 01/10] mm: thp: remove disabled task from khugepaged_mm_slot
Date: Wed, 10 Sep 2025 15:21:29 +0800 [thread overview]
Message-ID: <f3c790ce-c324-41c2-8c24-0785076ed642@linux.dev> (raw)
In-Reply-To: <20250910024447.64788-2-laoar.shao@gmail.com>
On 2025/9/10 10:44, Yafang Shao wrote:
> Since a task with MMF_DISABLE_THP_COMPLETELY cannot use THP, remove it from
> the khugepaged_mm_slot to stop khugepaged from processing it.
>
> After this change, the following semantic relationship always holds:
>
> MMF_VM_HUGEPAGE is set == task is in khugepaged mm_slot
> MMF_VM_HUGEPAGE is not set == task is not in khugepaged mm_slot
>
> Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Acked-by: Lance Yang <lance.yang@linux.dev>
Cheers,
Lance
next prev parent reply other threads:[~2025-09-10 7:21 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-10 2:44 [PATCH v7 mm-new 0/9] mm, bpf: BPF based THP order selection Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 01/10] mm: thp: remove disabled task from khugepaged_mm_slot Yafang Shao
2025-09-10 5:11 ` Lance Yang
2025-09-10 6:17 ` Yafang Shao
2025-09-10 7:21 ` Lance Yang [this message]
2025-09-10 17:27 ` kernel test robot
2025-09-11 2:12 ` Lance Yang
2025-09-11 2:28 ` Zi Yan
2025-09-11 2:35 ` Yafang Shao
2025-09-11 2:38 ` Lance Yang
2025-09-11 13:47 ` Lorenzo Stoakes
2025-09-14 2:48 ` Yafang Shao
2025-09-11 13:43 ` Lorenzo Stoakes
2025-09-14 2:47 ` Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 02/10] mm: thp: add support for BPF based THP order selection Yafang Shao
2025-09-10 12:42 ` Lance Yang
2025-09-10 12:54 ` Lance Yang
2025-09-10 13:56 ` Lance Yang
2025-09-11 2:48 ` Yafang Shao
2025-09-11 3:04 ` Lance Yang
2025-09-11 14:45 ` Lorenzo Stoakes
2025-09-11 14:02 ` Lorenzo Stoakes
2025-09-11 14:42 ` Lance Yang
2025-09-11 14:58 ` Lorenzo Stoakes
2025-09-12 7:58 ` Yafang Shao
2025-09-12 12:04 ` Lorenzo Stoakes
2025-09-11 14:33 ` Lorenzo Stoakes
2025-09-12 8:28 ` Yafang Shao
2025-09-12 11:53 ` Lorenzo Stoakes
2025-09-14 2:22 ` Yafang Shao
2025-09-11 14:51 ` Lorenzo Stoakes
2025-09-12 8:03 ` Yafang Shao
2025-09-12 12:00 ` Lorenzo Stoakes
2025-09-25 10:05 ` Lance Yang
2025-09-25 11:38 ` Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 03/10] mm: thp: decouple THP allocation between swap and page fault paths Yafang Shao
2025-09-11 14:55 ` Lorenzo Stoakes
2025-09-12 7:20 ` Yafang Shao
2025-09-12 12:04 ` Lorenzo Stoakes
2025-09-10 2:44 ` [PATCH v7 mm-new 04/10] mm: thp: enable THP allocation exclusively through khugepaged Yafang Shao
2025-09-11 15:53 ` Lance Yang
2025-09-12 6:21 ` Yafang Shao
2025-09-11 15:58 ` Lorenzo Stoakes
2025-09-12 6:17 ` Yafang Shao
2025-09-12 13:48 ` Lorenzo Stoakes
2025-09-14 2:19 ` Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 05/10] bpf: mark mm->owner as __safe_rcu_or_null Yafang Shao
2025-09-11 16:04 ` Lorenzo Stoakes
2025-09-10 2:44 ` [PATCH v7 mm-new 06/10] bpf: mark vma->vm_mm as __safe_trusted_or_null Yafang Shao
2025-09-11 17:08 ` Lorenzo Stoakes
2025-09-11 17:30 ` Liam R. Howlett
2025-09-11 17:44 ` Lorenzo Stoakes
2025-09-12 3:56 ` Yafang Shao
2025-09-12 3:50 ` Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 07/10] selftests/bpf: add a simple BPF based THP policy Yafang Shao
2025-09-10 20:44 ` Alexei Starovoitov
2025-09-11 2:31 ` Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 08/10] selftests/bpf: add test case to update " Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 09/10] selftests/bpf: add test cases for invalid thp_adjust usage Yafang Shao
2025-09-10 2:44 ` [PATCH v7 mm-new 10/10] Documentation: add BPF-based THP policy management Yafang Shao
2025-09-10 11:11 ` [PATCH v7 mm-new 0/9] mm, bpf: BPF based THP order selection Lance Yang
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=f3c790ce-c324-41c2-8c24-0785076ed642@linux.dev \
--to=lance.yang@linux.dev \
--cc=21cnbao@gmail.com \
--cc=Liam.Howlett@oracle.com \
--cc=akpm@linux-foundation.org \
--cc=ameryhung@gmail.com \
--cc=andrii@kernel.org \
--cc=ast@kernel.org \
--cc=baolin.wang@linux.alibaba.com \
--cc=bpf@vger.kernel.org \
--cc=corbet@lwn.net \
--cc=daniel@iogearbox.net \
--cc=david@redhat.com \
--cc=dev.jain@arm.com \
--cc=gutierrez.asier@huawei-partners.com \
--cc=hannes@cmpxchg.org \
--cc=ioworker0@gmail.com \
--cc=laoar.shao@gmail.com \
--cc=linux-doc@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=lorenzo.stoakes@oracle.com \
--cc=npache@redhat.com \
--cc=rientjes@google.com \
--cc=ryan.roberts@arm.com \
--cc=shakeel.butt@linux.dev \
--cc=usamaarif642@gmail.com \
--cc=willy@infradead.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.