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From: Gavin Shan <gshan@redhat.com>
To: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org, anshuman.khandual@arm.com,
	catalin.marinas@arm.com, will@kernel.org,
	akpm@linux-foundation.org, shan.gavin@gmail.com,
	chuhu@redhat.com
Subject: [PATCH 05/12] mm/vm_debug_pgtable: Use struct vm_pgtable_debug in soft_dirty and swap tests
Date: Tue,  6 Jul 2021 14:17:41 +0800	[thread overview]
Message-ID: <20210706061748.161258-6-gshan@redhat.com> (raw)
In-Reply-To: <20210706061748.161258-1-gshan@redhat.com>

This uses struct vm_pgtable_debug in the soft_dirty and swap test
functions.

Signed-off-by: Gavin Shan <gshan@redhat.com>
---
 mm/debug_vm_pgtable.c | 48 +++++++++++++++++++++----------------------
 1 file changed, 23 insertions(+), 25 deletions(-)

diff --git a/mm/debug_vm_pgtable.c b/mm/debug_vm_pgtable.c
index cfb3dfb0447e..eb0a836a73ad 100644
--- a/mm/debug_vm_pgtable.c
+++ b/mm/debug_vm_pgtable.c
@@ -751,9 +751,9 @@ static void __init pmd_devmap_tests(struct vm_pgtable_debug *debug) { }
 static void __init pud_devmap_tests(struct vm_pgtable_debug *debug) { }
 #endif /* CONFIG_ARCH_HAS_PTE_DEVMAP */
 
-static void __init pte_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
+static void __init pte_soft_dirty_tests(struct vm_pgtable_debug *debug)
 {
-	pte_t pte = pfn_pte(pfn, prot);
+	pte_t pte = pfn_pte(debug->fixed_pte_pfn, debug->page_prot);
 
 	if (!IS_ENABLED(CONFIG_MEM_SOFT_DIRTY))
 		return;
@@ -763,9 +763,9 @@ static void __init pte_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
 	WARN_ON(pte_soft_dirty(pte_clear_soft_dirty(pte)));
 }
 
-static void __init pte_swap_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
+static void __init pte_swap_soft_dirty_tests(struct vm_pgtable_debug *debug)
 {
-	pte_t pte = pfn_pte(pfn, prot);
+	pte_t pte = pfn_pte(debug->fixed_pte_pfn, debug->page_prot);
 
 	if (!IS_ENABLED(CONFIG_MEM_SOFT_DIRTY))
 		return;
@@ -776,7 +776,7 @@ static void __init pte_swap_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
 }
 
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
-static void __init pmd_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
+static void __init pmd_soft_dirty_tests(struct vm_pgtable_debug *debug)
 {
 	pmd_t pmd;
 
@@ -787,12 +787,12 @@ static void __init pmd_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
 		return;
 
 	pr_debug("Validating PMD soft dirty\n");
-	pmd = pfn_pmd(pfn, prot);
+	pmd = pfn_pmd(debug->fixed_pmd_pfn, debug->page_prot);
 	WARN_ON(!pmd_soft_dirty(pmd_mksoft_dirty(pmd)));
 	WARN_ON(pmd_soft_dirty(pmd_clear_soft_dirty(pmd)));
 }
 
-static void __init pmd_swap_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
+static void __init pmd_swap_soft_dirty_tests(struct vm_pgtable_debug *debug)
 {
 	pmd_t pmd;
 
@@ -804,31 +804,29 @@ static void __init pmd_swap_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
 		return;
 
 	pr_debug("Validating PMD swap soft dirty\n");
-	pmd = pfn_pmd(pfn, prot);
+	pmd = pfn_pmd(debug->fixed_pmd_pfn, debug->page_prot);
 	WARN_ON(!pmd_swp_soft_dirty(pmd_swp_mksoft_dirty(pmd)));
 	WARN_ON(pmd_swp_soft_dirty(pmd_swp_clear_soft_dirty(pmd)));
 }
 #else  /* !CONFIG_TRANSPARENT_HUGEPAGE */
-static void __init pmd_soft_dirty_tests(unsigned long pfn, pgprot_t prot) { }
-static void __init pmd_swap_soft_dirty_tests(unsigned long pfn, pgprot_t prot)
-{
-}
+static void __init pmd_soft_dirty_tests(struct vm_pgtable_debug *debug) { }
+static void __init pmd_swap_soft_dirty_tests(struct vm_pgtable_debug *debug) { }
 #endif /* CONFIG_TRANSPARENT_HUGEPAGE */
 
-static void __init pte_swap_tests(unsigned long pfn, pgprot_t prot)
+static void __init pte_swap_tests(struct vm_pgtable_debug *debug)
 {
 	swp_entry_t swp;
 	pte_t pte;
 
 	pr_debug("Validating PTE swap\n");
-	pte = pfn_pte(pfn, prot);
+	pte = pfn_pte(debug->fixed_pte_pfn, debug->page_prot);
 	swp = __pte_to_swp_entry(pte);
 	pte = __swp_entry_to_pte(swp);
-	WARN_ON(pfn != pte_pfn(pte));
+	WARN_ON(debug->fixed_pte_pfn != pte_pfn(pte));
 }
 
 #ifdef CONFIG_ARCH_ENABLE_THP_MIGRATION
-static void __init pmd_swap_tests(unsigned long pfn, pgprot_t prot)
+static void __init pmd_swap_tests(struct vm_pgtable_debug *debug)
 {
 	swp_entry_t swp;
 	pmd_t pmd;
@@ -837,13 +835,13 @@ static void __init pmd_swap_tests(unsigned long pfn, pgprot_t prot)
 		return;
 
 	pr_debug("Validating PMD swap\n");
-	pmd = pfn_pmd(pfn, prot);
+	pmd = pfn_pmd(debug->fixed_pmd_pfn, debug->page_prot);
 	swp = __pmd_to_swp_entry(pmd);
 	pmd = __swp_entry_to_pmd(swp);
-	WARN_ON(pfn != pmd_pfn(pmd));
+	WARN_ON(debug->fixed_pmd_pfn != pmd_pfn(pmd));
 }
 #else  /* !CONFIG_ARCH_ENABLE_THP_MIGRATION */
-static void __init pmd_swap_tests(unsigned long pfn, pgprot_t prot) { }
+static void __init pmd_swap_tests(struct vm_pgtable_debug *debug) { }
 #endif /* CONFIG_ARCH_ENABLE_THP_MIGRATION */
 
 static void __init swap_migration_tests(void)
@@ -1278,13 +1276,13 @@ static int __init debug_vm_pgtable(void)
 	pmd_devmap_tests(&debug);
 	pud_devmap_tests(&debug);
 
-	pte_soft_dirty_tests(pte_aligned, prot);
-	pmd_soft_dirty_tests(pmd_aligned, prot);
-	pte_swap_soft_dirty_tests(pte_aligned, prot);
-	pmd_swap_soft_dirty_tests(pmd_aligned, prot);
+	pte_soft_dirty_tests(&debug);
+	pmd_soft_dirty_tests(&debug);
+	pte_swap_soft_dirty_tests(&debug);
+	pmd_swap_soft_dirty_tests(&debug);
 
-	pte_swap_tests(pte_aligned, prot);
-	pmd_swap_tests(pmd_aligned, prot);
+	pte_swap_tests(&debug);
+	pmd_swap_tests(&debug);
 
 	swap_migration_tests();
 
-- 
2.23.0


  parent reply	other threads:[~2021-07-06  6:18 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-06  6:17 [PATCH 00/12] mm/debug_vm_pgtable: Enhancements Gavin Shan
2021-07-06  6:17 ` [PATCH 01/12] mm/debug_vm_pgtable: Introduce struct vm_pgtable_debug Gavin Shan
2021-07-14  6:24   ` Anshuman Khandual
2021-07-19  5:39     ` Gavin Shan
2021-07-20  7:02       ` Anshuman Khandual
2021-07-20 23:07         ` Gavin Shan
2021-07-21  4:20           ` Anshuman Khandual
2021-07-06  6:17 ` [PATCH 02/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in basic tests Gavin Shan
2021-07-06  6:17 ` [PATCH 03/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in leaf and savewrite tests Gavin Shan
2021-07-06  6:17 ` [PATCH 04/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in protnone and devmap tests Gavin Shan
2021-07-06  6:17 ` Gavin Shan [this message]
2021-07-06  6:17 ` [PATCH 06/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in migration and thp tests Gavin Shan
2021-07-06  6:17 ` [PATCH 07/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in PTE modifying tests Gavin Shan
2021-07-06  6:17 ` [PATCH 08/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in PMD " Gavin Shan
2021-07-06  6:17 ` [PATCH 09/12] mm/vm_debug_pgtable: Use struct vm_pgtable_debug in PUD " Gavin Shan
2021-07-06  6:17 ` [PATCH 10/12] mm/debug_vm_pgtable: Use struct vm_pgtable_debug in PGD and P4D " Gavin Shan
2021-07-06  6:17 ` [PATCH 11/12] mm/debug_vm_pgtable: Remove unused code Gavin Shan
2021-07-06  6:17 ` [PATCH 12/12] mm/debug_vm_pgtable: Fix corrupted page flag Gavin Shan
2021-07-12  4:14 ` [PATCH 00/12] mm/debug_vm_pgtable: Enhancements Anshuman Khandual
2021-07-13  1:20   ` Gavin Shan
2021-07-14  5:26     ` Anshuman Khandual
2021-07-15  5:17       ` Gavin Shan
2021-07-18  6:36         ` Anshuman Khandual

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