From: Rik van Riel <riel@surriel.com>
To: Lorenzo Stoakes <ljs@kernel.org>
Cc: linux-kernel@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org,
Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Dmitry Ilvokhin <d@ilvokhin.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
David Hildenbrand <david@kernel.org>,
"Liam R. Howlett" <liam@infradead.org>,
Vlastimil Babka <vbabka@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
kernel-team@meta.com
Subject: Re: [PATCH 2/3] mm/pagewalk: let folio_walk_start() run under the per-VMA lock
Date: Tue, 07 Jul 2026 09:52:05 -0400 [thread overview]
Message-ID: <5c06c0ad2f2a7a039181a1775623ec06ca063dff.camel@surriel.com> (raw)
In-Reply-To: <akzv9FWH1peGukyp@lucifer>
On Tue, 2026-07-07 at 13:24 +0100, Lorenzo Stoakes wrote:
>
> And on page table retraction, importantly, the PMD entry is cleared
> _with
> the PTE PTL held_, e.g. in retract_page_tables():
>
Ahhh! That's the part I was missing. Thank you.
That simplifies things nicely.
--
All Rights Reversed.
next prev parent reply other threads:[~2026-07-07 13:52 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-25 1:50 [PATCH v2 0/3] mm: __access_remote_vm with per-VMA lock Rik van Riel
2026-06-25 1:50 ` [PATCH 1/3] x86/mm: use READ_ONCE/WRITE_ONCE for mm->context.untag_mask Rik van Riel
2026-06-25 1:50 ` [PATCH 2/3] mm/pagewalk: let folio_walk_start() run under the per-VMA lock Rik van Riel
2026-06-25 7:34 ` Lorenzo Stoakes
2026-06-25 11:20 ` Rik van Riel
2026-07-07 12:24 ` Lorenzo Stoakes
2026-07-07 13:52 ` Rik van Riel [this message]
2026-06-25 1:50 ` [PATCH 3/3] mm: read remote memory without the mmap lock where possible Rik van Riel
2026-06-25 7:39 ` Lorenzo Stoakes
2026-06-25 6:32 ` [PATCH v2 0/3] mm: __access_remote_vm with per-VMA lock David Hildenbrand (Arm)
2026-06-25 7:47 ` Lorenzo Stoakes
2026-06-25 11:22 ` Rik van Riel
2026-06-26 20:33 ` David Hildenbrand (Arm)
2026-06-26 22:55 ` Rik van Riel
2026-06-27 7:09 ` Lorenzo Stoakes
2026-06-27 8:59 ` Lorenzo Stoakes
-- strict thread matches above, loose matches on Subject: below --
2026-06-16 19:02 [PATCH " Rik van Riel
2026-06-16 19:02 ` [PATCH 2/3] mm/pagewalk: let folio_walk_start() run under the " Rik van Riel
2026-06-19 12:34 ` Lorenzo Stoakes
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