From nobody Thu Apr 9 10:32:14 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6FCDB38F947 for ; Wed, 8 Apr 2026 20:25:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775679910; cv=none; b=s/zU/REhuCZhjVw5/5CDCdy0VLkjMWNQCrgSVt2/QDfhSCsJ+wcw3sfCspCi2wIcIeg+Oq8S4lX8LzwCYgzL8X+iG3TVA39yFSWCc4JJD+bcwVl94pKr04Ch8NpCRp7XGTeAO/e5wsQhoP7+TkVNzdTGeYdKBvArks11y3+pXbo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775679910; c=relaxed/simple; bh=cyZcikY1KhdSe/t5yWAiMe2ex84dhHxjPf9mrV8guWY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KLVpKbMvs26+xV/J3vSvihoFpK52dxto9BZggNSzPv762tjUe0grEjPx2lhk90bGM7ij1nitHZiJ/5ayi1yRT+4JjPh1hdFyn7sRsvPUkzHa/51Adwnu4DDNQdaubUgP95xTFXYEhQR/5OnLbOuW1TY/oh+7QR1+x6gFqPEOnxY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=BuSccy0A; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="BuSccy0A" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1775679908; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ocXpUd1XebeFjlQJT4jQORXT8cqN1+0QrAJ22mdd8PQ=; b=BuSccy0A5//varDCSFDEnUDSnj0lZM1tPq4cANY8ebn4PBgug5GF0RqTNw5+bBWMYn7R5W 1aMxFDVZl3KAserLImbF8DTee37czU4hgeyVuw8PV2aeM5IPs9KMKTlYz5x2HiGWQfnYZz nyyXcnKS2ZYNxj847RnbKK5VO864pFo= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-214-W-6NM3x0Paa9CMaDurZEow-1; Wed, 08 Apr 2026 16:23:25 -0400 X-MC-Unique: W-6NM3x0Paa9CMaDurZEow-1 X-Mimecast-MFC-AGG-ID: W-6NM3x0Paa9CMaDurZEow_1775679802 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (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-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id C91E21800617; Wed, 8 Apr 2026 20:23:22 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.22.88.140]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id ADDBA1800671; Wed, 8 Apr 2026 20:23:21 +0000 (UTC) From: Luiz Capitulino To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, david@kernel.org, baolin.wang@linux.alibaba.com Cc: ryan.roberts@arm.com, akpm@linux-foundation.org, lorenzo.stoakes@oracle.com Subject: [PATCH v3 05/10] mm: debug_vm_pgtable: use pgtable_has_pmd_leaves() Date: Wed, 8 Apr 2026 16:23:00 -0400 Message-ID: <18d82575497d06a4d18605ae33f9c22e08a3209e.1775679721.git.luizcap@redhat.com> In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Content-Type: text/plain; charset="utf-8" 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 83cf07269f13..b3e30baaeceb 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 =3D idx, *ptr =3D &val; pmd_t pmd; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 pr_debug("Validating PMD basic (%pGv)\n", ptr); @@ -222,7 +222,7 @@ static void __init pmd_advanced_tests(struct pgtable_de= bug_args *args) pmd_t pmd; unsigned long vaddr =3D args->vaddr; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 page =3D (args->pmd_pfn !=3D ULONG_MAX) ? pfn_to_page(args->pmd_pfn) : NU= LL; @@ -283,7 +283,7 @@ static void __init pmd_leaf_tests(struct pgtable_debug_= args *args) { pmd_t pmd; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 pr_debug("Validating PMD leaf\n"); @@ -688,7 +688,7 @@ static void __init pmd_protnone_tests(struct pgtable_de= bug_args *args) if (!IS_ENABLED(CONFIG_NUMA_BALANCING)) return; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 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; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 pr_debug("Validating PMD soft dirty\n"); @@ -754,7 +754,7 @@ static void __init pmd_leaf_soft_dirty_tests(struct pgt= able_debug_args *args) !IS_ENABLED(CONFIG_ARCH_ENABLE_THP_MIGRATION)) return; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 pr_debug("Validating PMD swap soft dirty\n"); @@ -825,7 +825,7 @@ static void __init pmd_softleaf_tests(struct pgtable_de= bug_args *args) swp_entry_t arch_entry; pmd_t pmd1, pmd2; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 pr_debug("Validating PMD swap\n"); @@ -906,7 +906,7 @@ static void __init pmd_thp_tests(struct pgtable_debug_a= rgs *args) { pmd_t pmd; =20 - if (!has_transparent_hugepage()) + if (!pgtable_has_pmd_leaves()) return; =20 pr_debug("Validating PMD based THP\n"); @@ -997,7 +997,7 @@ static void __init destroy_args(struct pgtable_debug_ar= gs *args) } =20 if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && - has_transparent_hugepage() && + pgtable_has_pmd_leaves() && args->pmd_pfn !=3D ULONG_MAX) { debug_vm_pgtable_free_huge_page(args, args->pmd_pfn, HPAGE_PMD_ORDER); args->pmd_pfn =3D ULONG_MAX; @@ -1249,7 +1249,7 @@ static int __init init_args(struct pgtable_debug_args= *args) } =20 if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && - has_transparent_hugepage()) { + pgtable_has_pmd_leaves()) { page =3D debug_vm_pgtable_alloc_huge_page(args, HPAGE_PMD_ORDER); if (page) { args->pmd_pfn =3D page_to_pfn(page); --=20 2.53.0