* + tools-testing-vma-use-vma_start_pgoff-in-merge-tests.patch added to mm-new branch
@ 2026-07-10 22:45 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2026-07-10 22:45 UTC (permalink / raw)
To: mm-commits, ljs, akpm
The patch titled
Subject: tools/testing/vma: use vma_start_pgoff() in merge tests
has been added to the -mm mm-new branch. Its filename is
tools-testing-vma-use-vma_start_pgoff-in-merge-tests.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/tools-testing-vma-use-vma_start_pgoff-in-merge-tests.patch
This patch will later appear in the mm-new branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Note, mm-new is a provisional staging ground for work-in-progress
patches, and acceptance into mm-new is a notification for others take
notice and to finish up reviews. Please do not hesitate to respond to
review feedback and post updated versions to replace or incrementally
fixup patches in mm-new.
The mm-new branch of mm.git is not included in linux-next
If a few days of testing in mm-new is successful, the patch will me moved
into mm.git's mm-unstable branch, which is included in linux-next
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------------------------------------------------------
From: Lorenzo Stoakes <ljs@kernel.org>
Subject: tools/testing/vma: use vma_start_pgoff() in merge tests
Date: Fri, 10 Jul 2026 21:16:44 +0100
Now we have the vma_start_pgoff() helper, update the merge tests to make
use of it for consistency.
No functional change intended.
Link: https://lore.kernel.org/20260710-b4-pre-scalable-cow-v2-3-2a5aa403d977@kernel.org
Signed-off-by: Lorenzo Stoakes <ljs@kernel.org>
Reviewed-by: Pedro Falcato <pfalcato@suse.de>
Reviewed-by: Gregory Price <gourry@gourry.net>
Reviewed-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
Cc: Ackerley Tng <ackerleytng@google.com>
Cc: David Hildenbrand (Arm) <david@kernel.org>
Cc: Kai Huang <kai.huang@intel.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: SJ Park <sj@kernel.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
tools/testing/vma/tests/merge.c | 38 +++++++++++++++---------------
1 file changed, 19 insertions(+), 19 deletions(-)
--- a/tools/testing/vma/tests/merge.c~tools-testing-vma-use-vma_start_pgoff-in-merge-tests
+++ a/tools/testing/vma/tests/merge.c
@@ -118,7 +118,7 @@ static bool test_simple_merge(void)
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x3000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_FLAGS_SAME_MASK(&vma->flags, vma_flags);
detach_free_vma(vma);
@@ -150,7 +150,7 @@ static bool test_simple_modify(void)
ASSERT_EQ(vma->vm_start, 0x1000);
ASSERT_EQ(vma->vm_end, 0x2000);
- ASSERT_EQ(vma->vm_pgoff, 1);
+ ASSERT_EQ(vma_start_pgoff(vma), 1);
/*
* Now walk through the three split VMAs and make sure they are as
@@ -162,7 +162,7 @@ static bool test_simple_modify(void)
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x1000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
detach_free_vma(vma);
vma_iter_clear(&vmi);
@@ -171,7 +171,7 @@ static bool test_simple_modify(void)
ASSERT_EQ(vma->vm_start, 0x1000);
ASSERT_EQ(vma->vm_end, 0x2000);
- ASSERT_EQ(vma->vm_pgoff, 1);
+ ASSERT_EQ(vma_start_pgoff(vma), 1);
detach_free_vma(vma);
vma_iter_clear(&vmi);
@@ -180,7 +180,7 @@ static bool test_simple_modify(void)
ASSERT_EQ(vma->vm_start, 0x2000);
ASSERT_EQ(vma->vm_end, 0x3000);
- ASSERT_EQ(vma->vm_pgoff, 2);
+ ASSERT_EQ(vma_start_pgoff(vma), 2);
detach_free_vma(vma);
mtree_destroy(&mm.mm_mt);
@@ -209,7 +209,7 @@ static bool test_simple_expand(void)
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x3000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
detach_free_vma(vma);
mtree_destroy(&mm.mm_mt);
@@ -231,7 +231,7 @@ static bool test_simple_shrink(void)
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x1000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
detach_free_vma(vma);
mtree_destroy(&mm.mm_mt);
@@ -324,7 +324,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_TRUE(merged);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x4000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 3);
@@ -343,7 +343,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_TRUE(merged);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x5000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 3);
@@ -364,7 +364,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_TRUE(merged);
ASSERT_EQ(vma->vm_start, 0x6000);
ASSERT_EQ(vma->vm_end, 0x9000);
- ASSERT_EQ(vma->vm_pgoff, 6);
+ ASSERT_EQ(vma_start_pgoff(vma), 6);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 3);
@@ -384,7 +384,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_TRUE(merged);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x9000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 2);
@@ -404,7 +404,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_TRUE(merged);
ASSERT_EQ(vma->vm_start, 0xa000);
ASSERT_EQ(vma->vm_end, 0xc000);
- ASSERT_EQ(vma->vm_pgoff, 0xa);
+ ASSERT_EQ(vma_start_pgoff(vma), 0xa);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 2);
@@ -423,7 +423,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_TRUE(merged);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0xc000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 1);
@@ -443,7 +443,7 @@ static bool __test_merge_new(bool is_sti
ASSERT_NE(vma, NULL);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0xc000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_EQ(vma->anon_vma, &dummy_anon_vma);
detach_free_vma(vma);
@@ -805,7 +805,7 @@ static bool test_vma_merge_new_with_clos
ASSERT_EQ(vmg.state, VMA_MERGE_SUCCESS);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x5000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_EQ(vma->vm_ops, &vm_ops);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 2);
@@ -865,7 +865,7 @@ static bool __test_merge_existing(bool p
ASSERT_EQ(vma_next->anon_vma, &dummy_anon_vma);
ASSERT_EQ(vma->vm_start, 0x2000);
ASSERT_EQ(vma->vm_end, 0x3000);
- ASSERT_EQ(vma->vm_pgoff, 2);
+ ASSERT_EQ(vma_start_pgoff(vma), 2);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_TRUE(vma_write_started(vma_next));
ASSERT_EQ(mm.map_count, 2);
@@ -931,7 +931,7 @@ static bool __test_merge_existing(bool p
ASSERT_EQ(vma_prev->anon_vma, &dummy_anon_vma);
ASSERT_EQ(vma->vm_start, 0x6000);
ASSERT_EQ(vma->vm_end, 0x7000);
- ASSERT_EQ(vma->vm_pgoff, 6);
+ ASSERT_EQ(vma_start_pgoff(vma), 6);
ASSERT_TRUE(vma_write_started(vma_prev));
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 2);
@@ -1416,7 +1416,7 @@ static bool test_merge_extend(void)
ASSERT_EQ(vma_merge_extend(&vmi, vma, 0x2000), vma);
ASSERT_EQ(vma->vm_start, 0);
ASSERT_EQ(vma->vm_end, 0x4000);
- ASSERT_EQ(vma->vm_pgoff, 0);
+ ASSERT_EQ(vma_start_pgoff(vma), 0);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(mm.map_count, 1);
@@ -1456,7 +1456,7 @@ static bool test_expand_only_mode(void)
ASSERT_EQ(vmg.state, VMA_MERGE_SUCCESS);
ASSERT_EQ(vma->vm_start, 0x3000);
ASSERT_EQ(vma->vm_end, 0x9000);
- ASSERT_EQ(vma->vm_pgoff, 3);
+ ASSERT_EQ(vma_start_pgoff(vma), 3);
ASSERT_TRUE(vma_write_started(vma));
ASSERT_EQ(vma_iter_addr(&vmi), 0x3000);
vma_assert_attached(vma);
_
Patches currently in -mm which might be from ljs@kernel.org are
mm-move-alloc-tag-to-mm.patch
mm-ptdump-always-stabilise-against-page-table-freeing-using-init_mm.patch
mm-vmalloc-acquire-init_mm-read-lock-on-huge-vmap-promotion.patch
revert-arm64-enable-vmalloc-huge-with-ptdump.patch
mm-move-vma_start_pgoff-into-mmh-and-clean-up.patch
mm-add-kdoc-comments-for-vma_start-last_pgoff.patch
tools-testing-vma-use-vma_start_pgoff-in-merge-tests.patch
mm-introduce-and-use-vma_end_pgoff.patch
mm-rmap-update-mm-interval_treec-comments.patch
mm-rmap-parameterise-vma_interval_tree_-by-address_space.patch
mm-rmap-elide-unnecessary-static-inlines-in-interval_treec.patch
mm-rmap-rename-vma_interval_tree_-to-mapping_rmap_tree_.patch
mm-rmap-parameterise-anon_vma_interval_tree_-by-anon_vma.patch
mm-rmap-rename-anon_vma_interval_tree_-params-and-use-pgoff_t.patch
mm-rmap-rename-anon_vma_interval_tree_-to-anon_rmap_tree_.patch
maintainers-move-mm-interval_treec-to-rmap-section.patch
mm-vma-introduce-and-use-vmg_pages-vmg__pgoff.patch
mm-vma-clean-up-anon_vma_compatible.patch
mm-vma-refactor-vmg_adjust_set_range-for-clarity.patch
mm-vma-minor-cleanup-of-expand_.patch
mm-introduce-and-use-linear_page_delta.patch
mm-vma-use-vma_start_pgoff-linear_page_index-in-mm-code.patch
mm-prefer-vma__pgoff-to-vma-vm_pgoff-in-kernel.patch
mm-vma-remove-duplicative-vma_pgoff_offset-helper.patch
mm-use-linear_page_-consistently.patch
mm-vma-introduce-vma_assert_can_modify.patch
mm-vma-add-and-use-vma__pgoff.patch
mm-vma-move-__install_special_mapping-to-vmac.patch
mm-vma-make-vma_set_range-static-drop-insert_vm_struct-decl.patch
mm-vma-update-vma_shrink-to-not-pass-start-pgoff-parameters.patch
mm-vma-update-vmg_adjust_set_range-to-offset-pgoff-instead.patch
mm-vma-slightly-rework-the-anonymous-check-in-__mmap_new_vma.patch
mm-vma-introduce-and-use-vma_set_pgoff.patch
mm-vma-correct-incorrect-vmah-inclusion.patch
mm-vma-use-guard-clauses-in-can_vma_merge_.patch
tools-testing-vma-default-vma-mm-flag-bits-to-64-bit.patch
tools-testing-vma-output-compared-expression-on-assert_.patch
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