From: "David Hildenbrand (Red Hat)" <david@kernel.org>
To: Luiz Capitulino <luizcap@redhat.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Cc: ryan.roberts@arm.com, akpm@linux-foundation.org,
lorenzo.stoakes@oracle.com
Subject: Re: [RFC 03/10] drivers: dax: use pgtable_has_pmd_leaves()
Date: Mon, 17 Nov 2025 18:28:26 +0100 [thread overview]
Message-ID: <9ce40155-2731-4dec-8c18-e27f13bf1872@kernel.org> (raw)
In-Reply-To: <1456ba4c025e9ea01abcadb8c3714c7ef84e0198.1762464515.git.luizcap@redhat.com>
On 06.11.25 22:28, Luiz Capitulino wrote:
> dav_align_valid() uses has_transparent_hugepage() to check if PMD-sized
> pages are supported, use pgtable_has_pmd_leaves() instead.
>
> Signed-off-by: Luiz Capitulino <luizcap@redhat.com>
> ---
> drivers/dax/dax-private.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/dax/dax-private.h b/drivers/dax/dax-private.h
> index 0867115aeef2..10aeaec9e789 100644
> --- a/drivers/dax/dax-private.h
> +++ b/drivers/dax/dax-private.h
> @@ -117,7 +117,7 @@ static inline bool dax_align_valid(unsigned long align)
> {
> if (align == PUD_SIZE && IS_ENABLED(CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD))
As discussed offlist, it would be great to later also have this be
if (align == PUD_SIZE && pgtable_has_pud_leaves()
Acked-by: David Hildenbrand (Red Hat) <david@kernel.org>
--
Cheers
David
next prev parent reply other threads:[~2025-11-17 17:28 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-06 21:28 [RFC 00/10] mm: thp: always enable mTHP support Luiz Capitulino
2025-11-06 21:28 ` [RFC 01/10] docs: tmpfs: remove implementation detail reference Luiz Capitulino
2025-11-17 17:26 ` David Hildenbrand (Red Hat)
2025-11-06 21:28 ` [RFC 02/10] mm: introduce pgtable_has_pmd_leaves() Luiz Capitulino
2025-11-06 21:28 ` [RFC 03/10] drivers: dax: use pgtable_has_pmd_leaves() Luiz Capitulino
2025-11-17 17:28 ` David Hildenbrand (Red Hat) [this message]
2025-11-06 21:28 ` [RFC 04/10] drivers: i915 selftest: " Luiz Capitulino
2025-11-17 17:29 ` David Hildenbrand (Red Hat)
2025-11-17 17:30 ` David Hildenbrand (Red Hat)
2025-11-17 18:55 ` Luiz Capitulino
2025-12-02 10:51 ` David Hildenbrand (Red Hat)
2025-12-03 13:19 ` Luiz Capitulino
2025-11-06 21:28 ` [RFC 05/10] drivers: nvdimm: " Luiz Capitulino
2025-11-17 17:32 ` David Hildenbrand (Red Hat)
2025-11-06 21:28 ` [RFC 06/10] mm: debug_vm_pgtable: " Luiz Capitulino
2025-11-17 17:40 ` David Hildenbrand (Red Hat)
2025-12-03 22:09 ` David Hildenbrand (Red Hat)
2025-11-06 21:28 ` [RFC 07/10] treewide: rename has_transparent_hugepage() to arch_has_pmd_leaves() Luiz Capitulino
2025-11-17 17:45 ` David Hildenbrand (Red Hat)
2025-11-17 19:01 ` Luiz Capitulino
2025-12-02 10:53 ` David Hildenbrand (Red Hat)
2025-11-06 21:28 ` [RFC 08/10] mm: replace thp_disabled_by_hw() with pgtable_has_pmd_leaves() Luiz Capitulino
2025-11-06 21:28 ` [RFC 09/10] mm: thp: always enable mTHP support Luiz Capitulino
2025-11-17 17:47 ` David Hildenbrand (Red Hat)
2025-11-17 19:14 ` Luiz Capitulino
2025-11-06 21:28 ` [RFC 10/10] mm: thp: x86: cleanup PSE feature bit usage Luiz Capitulino
2025-11-17 17:49 ` David Hildenbrand (Red Hat)
2025-11-17 19:15 ` Luiz Capitulino
2025-12-03 13:58 ` [RFC 00/10] mm: thp: always enable mTHP support Lorenzo Stoakes
2025-12-03 18:41 ` Luiz Capitulino
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