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Fri, 24 Jul 2026 01:35:03 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.22.80.238]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id AB501180059C; Fri, 24 Jul 2026 01:34:59 +0000 (UTC) From: Luiz Capitulino To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, david@kernel.org, baolin.wang@linux.alibaba.com, ziy@nvidia.com, lance.yang@linux.dev Cc: corbet@lwn.net, tsbogend@alpha.franken.de, maddy@linux.ibm.com, mpe@ellerman.id.au, agordeev@linux.ibm.com, gerald.schaefer@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, x86@kernel.org, tglx@kernel.org, mingo@redhat.com, bp@alien8.de, ira.weiny@intel.com, hughd@google.com, dave.hansen@linux.intel.com, djbw@kernel.org, vishal.l.verma@intel.com, dave.jiang@intel.com, akpm@linux-foundation.org, yintirui@huawei.com, ljs@kernel.org, dev.jain@arm.com Subject: [PATCH v6 06/14] mm: debug_vm_pgtable: use pgtable_has_pmd_leaves() Date: Thu, 23 Jul 2026 21:34:10 -0400 Message-ID: <2bd3de77beffbc6130737ffc77a00cb080efcb8c.1784856856.git.luizcap@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 X-Mimecast-MFC-PROC-ID: N_Kcv5XHFryXiLwL-cMK1ownDyM3p4f2YOohLjCA2D0_1784856903 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: CAEC41C000A X-Stat-Signature: ucwwu67k6171ghqtzj4478zezyqdryne X-HE-Tag: 1784856912-151014 X-HE-Meta: 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 p+md7h49 yG+P4h9DGMls42CFX/+AlImI/nlO/sSfsKm90qgppHTKvCiz20Jo+RawND9DbkdfEKTbF/O/x2xASLuDjCmcpfn1k3153QVj6OQv2++QUxsqE81LpvtQLGwNfopSjnc1DQ+YlcaKeX358jEyumxl1gRjaTXK+al2S2W6OWK5KnaX602MFzQzj4xjX+5ftgrE1unyyKYA97K/E0Vdt+jno2pW//DmiHtllRgXwrDOQdOGG0oAbNg+CrVHssNuXqL5sAIrJ96PHjHnDjCoXvWFEkozFbgqSZlUyZsmalq9M8RsFwTeZXgt9vqsVpiaic78WOOPkEOGSy8KSuip1rW9ZGUh+L2oJF1L55DPtCB1I8GAtSjPwJLOw1Ynw8OB1oOE/0UGjQHr9u8vmEzw4yj0SqPJruIN5v+LJqK1Y 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. Reviewed-by: Lance Yang Reviewed-by: Zi Yan 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 2875fd22d7bb..25038b74c7bc 100644 --- a/mm/debug_vm_pgtable.c +++ b/mm/debug_vm_pgtable.c @@ -177,7 +177,7 @@ 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); @@ -222,7 +222,7 @@ 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; @@ -283,7 +283,7 @@ 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"); @@ -688,7 +688,7 @@ static void __init pmd_protnone_tests(struct pgtable_debug_args *args) if (!IS_ENABLED(CONFIG_ARCH_HAS_PTE_PROTNONE)) return; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD protnone\n"); @@ -737,7 +737,7 @@ static void __init pmd_soft_dirty_tests(struct pgtable_debug_args *args) if (!pgtable_supports_soft_dirty()) return; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD soft dirty\n"); @@ -754,7 +754,7 @@ static void __init pmd_leaf_soft_dirty_tests(struct pgtable_debug_args *args) !IS_ENABLED(CONFIG_ARCH_HAS_PMD_SOFTLEAVES)) return; - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; pr_debug("Validating PMD swap soft dirty\n"); @@ -825,7 +825,7 @@ static void __init pmd_softleaf_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"); @@ -906,7 +906,7 @@ 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"); @@ -997,7 +997,7 @@ 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) { debug_vm_pgtable_free_huge_page(args, args->pmd_pfn, HPAGE_PMD_ORDER); args->pmd_pfn = ULONG_MAX; @@ -1249,7 +1249,7 @@ 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); -- 2.55.0