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Thu, 6 Nov 2025 21:29:21 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.22.65.101]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id CD14D19560A7; Thu, 6 Nov 2025 21:29:20 +0000 (UTC) From: Luiz Capitulino To: david@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: ryan.roberts@arm.com, akpm@linux-foundation.org, lorenzo.stoakes@oracle.com Subject: [RFC 05/10] drivers: nvdimm: use pgtable_has_pmd_leaves() Date: Thu, 6 Nov 2025 16:28:52 -0500 Message-ID: In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 5F4C6160002 X-Stat-Signature: ieobdq4y911mpx7h8nr1nygg5hxscxzq X-Rspam-User: X-HE-Tag: 1762464567-309397 X-HE-Meta: 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 CTOZAtFP DDX50yAPx1rB0BdTOAhRi8VgI/6nMae369TiNMNvkWQOP1KrnuSKu6oxcg0tYY1wgm4cBohYyx4sXEhzROwYFTmZ7eoEguwIG56CIub9HIuagLFrIpG9SbngFhySJIM3M4ENsNTfYuL/R8ZYm8CRoc6wmfVnixQap9a1FX1qpfsRpqK9wn54oRaeenH9bkzQB4RcjWNWOZ5EcQw7zttwedB8tuSydnRsxxEGaLsnRsGN+VoSeE7oJxsITKkVcGMAiSYyuNPYv6mD1rAtcZT8BCJRxoDLdSEAHoO0p3ZdMiXtT85mEtyJYJfPT+2h+NRqHeHPt2aTz/w7qNO3TOdEPXmDJzfpx0F8MguKONEwCuoYG34dBTslMqugBTA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: nd_pfn_supported_alignments() and nd_pfn_supported_alignments() use has_transparent_hugepage() to check if PMD-sized pages are supported, use pgtable_has_pmd_leaves() instead. Signed-off-by: Luiz Capitulino --- drivers/nvdimm/pfn_devs.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c index 42b172fc5576..989f87f07e0c 100644 --- a/drivers/nvdimm/pfn_devs.c +++ b/drivers/nvdimm/pfn_devs.c @@ -94,7 +94,7 @@ static unsigned long *nd_pfn_supported_alignments(unsigned long *alignments) alignments[0] = PAGE_SIZE; - if (has_transparent_hugepage()) { + if (pgtable_has_pmd_leaves()) { alignments[1] = HPAGE_PMD_SIZE; if (has_transparent_pud_hugepage()) alignments[2] = HPAGE_PUD_SIZE; @@ -109,7 +109,7 @@ static unsigned long *nd_pfn_supported_alignments(unsigned long *alignments) static unsigned long nd_pfn_default_alignment(void) { - if (has_transparent_hugepage()) + if (pgtable_has_pmd_leaves()) return HPAGE_PMD_SIZE; return PAGE_SIZE; } -- 2.51.1