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Thu, 06 Nov 2025 16:29:24 -0500 X-MC-Unique: nUk9SCG5NVKVdyycDf4y2Q-1 X-Mimecast-MFC-AGG-ID: nUk9SCG5NVKVdyycDf4y2Q_1762464563 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 501C81800357; Thu, 6 Nov 2025 21:29:23 +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 29FAE19560B2; Thu, 6 Nov 2025 21:29:22 +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 06/10] mm: debug_vm_pgtable: use pgtable_has_pmd_leaves() Date: Thu, 6 Nov 2025 16:28:53 -0500 Message-ID: <237bcb7f3d832457322210cc7f8d1272c4ac88ef.1762464515.git.luizcap@redhat.com> In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 X-Stat-Signature: 6nj4m9ox359zsoz1ymupuf531jnpjbbg X-Rspam-User: X-Rspamd-Queue-Id: 5FB9DA0011 X-Rspamd-Server: rspam10 X-HE-Tag: 1762464566-901329 X-HE-Meta: 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 mhiiak4J Z8Brj8UcgTBip9qXbynn+zFttcQk8QFuhns3uPNfmgp9BsBRUQNlPKIDBCRDiUaz9VIDCeLbxJnTGF+Y5/Qfg4Gak5iHBKGzT3kNNn5uNtamKmsI= 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: debug_vm_pgtable calls has_transparent_hugepage() in multiple places to check if PMD-sized pages are supported, use pgtable_has_pmd_leaves() instead. Signed-off-by: Luiz Capitulino --- mm/debug_vm_pgtable.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/mm/debug_vm_pgtable.c b/mm/debug_vm_pgtable.c index 830107b6dd08..241b36c78ac9 100644 --- a/mm/debug_vm_pgtable.c +++ b/mm/debug_vm_pgtable.c @@ -170,7 +170,7 @@ static void __init pmd_basic_tests(struct pgtable_debug_args *args, int idx) unsigned long val = idx, *ptr = &val; pmd_t pmd; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD basic (%pGv)\n", ptr); @@ -208,7 +208,7 @@ static void __init pmd_advanced_tests(struct pgtable_debug_args *args) pmd_t pmd; unsigned long vaddr = args->vaddr; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; page = (args->pmd_pfn != ULONG_MAX) ? pfn_to_page(args->pmd_pfn) : NULL; @@ -269,7 +269,7 @@ static void __init pmd_leaf_tests(struct pgtable_debug_args *args) { pmd_t pmd; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD leaf\n"); @@ -674,7 +674,7 @@ static void __init pmd_protnone_tests(struct pgtable_debug_args *args) if (!IS_ENABLED(CONFIG_NUMA_BALANCING)) return; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD protnone\n"); @@ -721,7 +721,7 @@ static void __init pmd_soft_dirty_tests(struct pgtable_debug_args *args) if (!IS_ENABLED(CONFIG_MEM_SOFT_DIRTY)) return; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD soft dirty\n"); @@ -738,7 +738,7 @@ static void __init pmd_swap_soft_dirty_tests(struct pgtable_debug_args *args) !IS_ENABLED(CONFIG_ARCH_ENABLE_THP_MIGRATION)) return; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD swap soft dirty\n"); @@ -801,7 +801,7 @@ static void __init pmd_swap_tests(struct pgtable_debug_args *args) swp_entry_t arch_entry; pmd_t pmd1, pmd2; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD swap\n"); @@ -881,7 +881,7 @@ static void __init pmd_thp_tests(struct pgtable_debug_args *args) { pmd_t pmd; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD based THP\n"); @@ -968,7 +968,7 @@ static void __init destroy_args(struct pgtable_debug_args *args) } if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && - has_transparent_hugepage() && + pgtable_has_pmd_leaves() && args->pmd_pfn != ULONG_MAX) { if (args->is_contiguous_page) { free_contig_range(args->pmd_pfn, (1 << HPAGE_PMD_ORDER)); @@ -1226,7 +1226,7 @@ static int __init init_args(struct pgtable_debug_args *args) } if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && - has_transparent_hugepage()) { + pgtable_has_pmd_leaves()) { page = debug_vm_pgtable_alloc_huge_page(args, HPAGE_PMD_ORDER); if (page) { args->pmd_pfn = page_to_pfn(page); -- 2.51.1