From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Barry Song <baohua@kernel.org>
Cc: Will Deacon <will@kernel.org>,
Wen Jiang <jiangwenxiaomi@gmail.com>,
akpm@linux-foundation.org, catalin.marinas@arm.com,
linux-mm@kvack.org, urezki@gmail.com, Xueyuan.chen21@gmail.com,
ajd@linux.ibm.com, anshuman.khandual@arm.com,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, rppt@kernel.org,
ryan.roberts@arm.com, dev.jain@arm.com,
Wen Jiang <jiangwen6@xiaomi.com>, Leo Yan <leo.yan@arm.com>
Subject: Re: [PATCH v7 1/7] arm64/hugetlb: Extend batching of multiple CONT_PTE in a single PTE setup
Date: Wed, 29 Jul 2026 09:27:43 +0200 [thread overview]
Message-ID: <6a7a1079-891e-4ccf-b7c8-8a050bc2ecaf@kernel.org> (raw)
In-Reply-To: <CAGsJ_4x3PO_fXCNch_Ca2hKn7BjgvLzzr+Sdg+devRUCjgfa7g@mail.gmail.com>
On 7/29/26 09:10, Barry Song wrote:
> On Wed, Jul 29, 2026 at 2:46 PM David Hildenbrand (Arm)
> <david@kernel.org> wrote:
>>
>>
>>> I agree that coupling hugetlb with vmalloc is not ideal. As I
>>> explained to David, this has been an issue for a couple of
>>> years and affects multiple architectures since 2021:
>>>
>>> https://lore.kernel.org/all/fb3ccc73377832ac6708181ec419128a2f98ce36.1620795204.git.christophe.leroy@csgroup.eu/
>>>
>>> where `#ifdef CONFIG_HUGETLB_PAGE` is required by `vmalloc`.
>>>
>>> So I'd prefer to address it in a separate follow-up patch
>>> series.
>>
>> It's the perfect time to sort that out now :)
>
> OK, looks like I'll be working until at least 1 p.m. again
> today and tomorrow. :-)
Did you mean 1 am? I hope not :D
No need to rush, we're mostly done with new stuff for the upcoming merge window
either way!
--
Cheers,
David
next prev parent reply other threads:[~2026-07-29 7:27 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-15 12:08 [PATCH v7 0/7] mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory Wen Jiang
2026-07-15 12:08 ` [PATCH v7 1/7] arm64/hugetlb: Extend batching of multiple CONT_PTE in a single PTE setup Wen Jiang
2026-07-20 8:16 ` David Hildenbrand (Arm)
2026-07-21 5:31 ` Barry Song
2026-07-28 12:02 ` Will Deacon
2026-07-28 21:47 ` Barry Song
2026-07-29 6:45 ` David Hildenbrand (Arm)
2026-07-29 7:10 ` Barry Song
2026-07-29 7:27 ` David Hildenbrand (Arm) [this message]
2026-07-15 12:08 ` [PATCH v7 2/7] arm64/vmalloc: Allow arch_vmap_pte_range_map_size to batch multiple CONT_PTE Wen Jiang
2026-07-21 18:17 ` David Carlier
2026-07-29 3:45 ` Barry Song
2026-07-29 3:57 ` Barry Song
2026-07-29 13:15 ` David CARLIER
2026-07-28 12:08 ` Will Deacon
2026-07-29 4:38 ` Barry Song
2026-07-15 12:08 ` [PATCH v7 3/7] mm/vmalloc: Extract vmap_set_ptes() to consolidate PTE mapping logic Wen Jiang
2026-07-15 12:08 ` [PATCH v7 4/7] mm/vmalloc: Extend page table walk to support larger page_shift sizes and eliminate page table rewalk Wen Jiang
2026-07-15 12:08 ` [PATCH v7 5/7] mm/vmalloc: Extract vm_shift() to consolidate mapping shift selection Wen Jiang
2026-07-20 7:50 ` Dev Jain
2026-07-15 12:08 ` [PATCH v7 6/7] mm/vmalloc: map contiguous pages in batches for vmap() if possible Wen Jiang
2026-07-16 10:57 ` David Hildenbrand (Arm)
2026-07-20 7:50 ` Dev Jain
2026-07-20 16:20 ` Wen Jiang
2026-07-22 8:58 ` Wen Jiang
2026-07-15 12:08 ` [PATCH v7 7/7] mm/vmalloc: align vm_area so vmap() can batch mappings Wen Jiang
2026-07-15 18:37 ` [PATCH v7 0/7] mm/vmalloc: Speed up ioremap, vmalloc and vmap with contiguous memory Andrew Morton
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=6a7a1079-891e-4ccf-b7c8-8a050bc2ecaf@kernel.org \
--to=david@kernel.org \
--cc=Xueyuan.chen21@gmail.com \
--cc=ajd@linux.ibm.com \
--cc=akpm@linux-foundation.org \
--cc=anshuman.khandual@arm.com \
--cc=baohua@kernel.org \
--cc=catalin.marinas@arm.com \
--cc=dev.jain@arm.com \
--cc=jiangwen6@xiaomi.com \
--cc=jiangwenxiaomi@gmail.com \
--cc=leo.yan@arm.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=rppt@kernel.org \
--cc=ryan.roberts@arm.com \
--cc=urezki@gmail.com \
--cc=will@kernel.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox