[PATCH 00/30] mm: make VMA page offset handling more consistent · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
[PATCH 01/30] mm: move vma_start_pgoff() into mm.h and clean up · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 01/30] mm: move vma_start_pgoff() into mm.h and clean up · Gregory Price <gourry@gourry.net> · 2026-06-29
Re: [PATCH 01/30] mm: move vma_start_pgoff() into mm.h and clean up · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 01/30] mm: move vma_start_pgoff() into mm.h and clean up · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-01
Re: [PATCH 01/30] mm: move vma_start_pgoff() into mm.h and clean up · Vlastimil Babka <hidden> · 2026-07-03
Re: [PATCH 01/30] mm: move vma_start_pgoff() into mm.h and clean up · "David Hildenbrand (Arm)" <david@kernel.org> · 2026-07-07
[PATCH 02/30] mm: add kdoc comments for vma_start/last_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 02/30] mm: add kdoc comments for vma_start/last_pgoff() · Gregory Price <gourry@gourry.net> · 2026-06-29
Re: [PATCH 02/30] mm: add kdoc comments for vma_start/last_pgoff() · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 02/30] mm: add kdoc comments for vma_start/last_pgoff() · Vlastimil Babka <hidden> · 2026-07-03
Re: [PATCH 02/30] mm: add kdoc comments for vma_start/last_pgoff() · "David Hildenbrand (Arm)" <david@kernel.org> · 2026-07-07
Re: [PATCH 02/30] mm: add kdoc comments for vma_start/last_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
[PATCH 03/30] tools/testing/vma: use vma_start_pgoff() in merge tests · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 03/30] tools/testing/vma: use vma_start_pgoff() in merge tests · Gregory Price <gourry@gourry.net> · 2026-06-29
Re: [PATCH 03/30] tools/testing/vma: use vma_start_pgoff() in merge tests · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 03/30] tools/testing/vma: use vma_start_pgoff() in merge tests · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 03/30] tools/testing/vma: use vma_start_pgoff() in merge tests · Vlastimil Babka <hidden> · 2026-07-03
[PATCH 04/30] mm: introduce and use vma_end_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 04/30] mm: introduce and use vma_end_pgoff() · Gregory Price <gourry@gourry.net> · 2026-06-29
Re: [PATCH 04/30] mm: introduce and use vma_end_pgoff() · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 04/30] mm: introduce and use vma_end_pgoff() · Vlastimil Babka <hidden> · 2026-07-03
[PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Gregory Price <gourry@gourry.net> · 2026-06-29
Re: [PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Gregory Price <gourry@gourry.net> · 2026-06-29
Re: [PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 05/30] mm/rmap: update mm/interval_tree.c comments · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-01
[PATCH 06/30] mm/rmap: parameterise vma_interval_tree_*() by address_space · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 06/30] mm/rmap: parameterise vma_interval_tree_*() by address_space · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 06/30] mm/rmap: parameterise vma_interval_tree_*() by address_space · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-01
Re: [PATCH 06/30] mm/rmap: parameterise vma_interval_tree_*() by address_space · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 07/30] mm/rmap: elide unnecessary static inline's in interval_tree.c · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 07/30] mm/rmap: elide unnecessary static inline's in interval_tree.c · Gregory Price <gourry@gourry.net> · 2026-06-30
Re: [PATCH 07/30] mm/rmap: elide unnecessary static inline's in interval_tree.c · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
[PATCH 08/30] mm/rmap: rename vma_interval_tree_*() to mapping_interval_tree_*() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 08/30] mm/rmap: rename vma_interval_tree_*() to mapping_interval_tree_*() · Gregory Price <gourry@gourry.net> · 2026-06-30
Re: [PATCH 08/30] mm/rmap: rename vma_interval_tree_*() to mapping_interval_tree_*() · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 08/30] mm/rmap: rename vma_interval_tree_*() to mapping_interval_tree_*() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-01
[PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Gregory Price <gourry@gourry.net> · 2026-06-30
Re: [PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-30
Re: [PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Gregory Price <gourry@gourry.net> · 2026-06-30
Re: [PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-30
Re: [PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 09/30] mm/rmap: parameterise anon_vma_interval_tree_*() by anon_vma · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-01
[PATCH 10/30] MAINTAINERS: Move mm/interval_tree.c to rmap section · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 10/30] MAINTAINERS: Move mm/interval_tree.c to rmap section · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
[PATCH 11/30] mm/vma: introduce and use vmg_pages(), vmg_[start, end]_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 11/30] mm/vma: introduce and use vmg_pages(), vmg_[start, end]_pgoff() · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 11/30] mm/vma: introduce and use vmg_pages(), vmg_[start, end]_pgoff() · Gregory Price <gourry@gourry.net> · 2026-07-07
[PATCH 12/30] mm/vma: clean up anon_vma_compatible() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 12/30] mm/vma: clean up anon_vma_compatible() · Pedro Falcato <pfalcato@suse.de> · 2026-06-30
Re: [PATCH 12/30] mm/vma: clean up anon_vma_compatible() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-01
Re: [PATCH 12/30] mm/vma: clean up anon_vma_compatible() · Gregory Price <gourry@gourry.net> · 2026-07-07
[PATCH 13/30] mm/vma: refactor vmg_adjust_set_range() for clarity · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 13/30] mm/vma: refactor vmg_adjust_set_range() for clarity · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 13/30] mm/vma: refactor vmg_adjust_set_range() for clarity · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-02
Re: [PATCH 13/30] mm/vma: refactor vmg_adjust_set_range() for clarity · Gregory Price <gourry@gourry.net> · 2026-07-09
Re: [PATCH 13/30] mm/vma: refactor vmg_adjust_set_range() for clarity · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
[PATCH 14/30] mm/vma: minor cleanup of expand_[upwards, downwards]() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 14/30] mm/vma: minor cleanup of expand_[upwards, downwards]() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 14/30] mm/vma: minor cleanup of expand_[upwards, downwards]() · Gregory Price <gourry@gourry.net> · 2026-07-09
[PATCH 15/30] mm: introduce and use linear_page_delta() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 15/30] mm: introduce and use linear_page_delta() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 15/30] mm: introduce and use linear_page_delta() · Ackerley Tng <hidden> · 2026-07-09
Re: [PATCH 15/30] mm: introduce and use linear_page_delta() · Gregory Price <gourry@gourry.net> · 2026-07-09
[PATCH 16/30] mm/vma: use vma_start_pgoff(), linear_page_index() in mm code · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 16/30] mm/vma: use vma_start_pgoff(), linear_page_index() in mm code · SJ Park <sj@kernel.org> · 2026-06-30
Re: [PATCH 16/30] mm/vma: use vma_start_pgoff(), linear_page_index() in mm code · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 16/30] mm/vma: use vma_start_pgoff(), linear_page_index() in mm code · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-02
Re: [PATCH 16/30] mm/vma: use vma_start_pgoff(), linear_page_index() in mm code · Gregory Price <gourry@gourry.net> · 2026-07-09
Re: [PATCH 16/30] mm/vma: use vma_start_pgoff(), linear_page_index() in mm code · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
[PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-02
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Gregory Price <gourry@gourry.net> · 2026-07-09
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Gregory Price <gourry@gourry.net> · 2026-07-10
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Marek Szyprowski <m.szyprowski@samsung.com> · 2026-07-07
Re: [PATCH 17/30] mm: prefer vma_[start,end]_pgoff() to vma->vm_pgoff in kernel/ · Gregory Price <gourry@gourry.net> · 2026-07-09
[PATCH 18/30] mm/vma: remove duplicative vma_pgoff_offset() helper · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 18/30] mm/vma: remove duplicative vma_pgoff_offset() helper · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 18/30] mm/vma: remove duplicative vma_pgoff_offset() helper · Gregory Price <gourry@gourry.net> · 2026-07-09
[PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Thomas Zimmermann <tzimmermann@suse.de> · 2026-06-29
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Ackerley Tng <hidden> · 2026-07-09
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Huang, Kai <hidden> · 2026-07-09
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Gregory Price <gourry@gourry.net> · 2026-07-09
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Gregory Price <gourry@gourry.net> · 2026-07-09
Re: [PATCH 19/30] mm: use linear_page_[index, delta]() consistently · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
[PATCH 20/30] mm/vma: introduce vma_assert_can_modify() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 20/30] mm/vma: introduce vma_assert_can_modify() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 20/30] mm/vma: introduce vma_assert_can_modify() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-02
Re: [PATCH 20/30] mm/vma: introduce vma_assert_can_modify() · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 21/30] mm/vma: add and use vma_[add/sub]_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 21/30] mm/vma: add and use vma_[add/sub]_pgoff() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 21/30] mm/vma: add and use vma_[add/sub]_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-07
Re: [PATCH 21/30] mm/vma: add and use vma_[add/sub]_pgoff() · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 22/30] mm/vma: move __install_special_mapping() to vma.c · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 22/30] mm/vma: move __install_special_mapping() to vma.c · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 22/30] mm/vma: move __install_special_mapping() to vma.c · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-07
Re: [PATCH 22/30] mm/vma: move __install_special_mapping() to vma.c · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 23/30] mm/vma: make vma_set_range() static, drop insert_vm_struct() decl · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 23/30] mm/vma: make vma_set_range() static, drop insert_vm_struct() decl · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 23/30] mm/vma: make vma_set_range() static, drop insert_vm_struct() decl · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 24/30] mm/vma: update vma_shrink() to not pass unnecessary pgoff parameter · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 24/30] mm/vma: update vma_shrink() to not pass unnecessary pgoff parameter · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 24/30] mm/vma: update vma_shrink() to not pass unnecessary pgoff parameter · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 25/30] mm/vma: update vmg_adjust_set_range() to offset pgoff instead · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 25/30] mm/vma: update vmg_adjust_set_range() to offset pgoff instead · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 25/30] mm/vma: update vmg_adjust_set_range() to offset pgoff instead · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-07
Re: [PATCH 25/30] mm/vma: update vmg_adjust_set_range() to offset pgoff instead · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 26/30] mm/vma: introduce and use vma_set_pgoff() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 26/30] mm/vma: introduce and use vma_set_pgoff() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 26/30] mm/vma: introduce and use vma_set_pgoff() · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-07
Re: [PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Gregory Price <gourry@gourry.net> · 2026-07-10
Re: [PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
Re: [PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Gregory Price <gourry@gourry.net> · 2026-07-10
Re: [PATCH 27/30] mm/vma: correct incorrect vma.h inclusion · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-11
[PATCH 28/30] mm/vma: use guard clauses in can_vma_merge_[before, after]() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 28/30] mm/vma: use guard clauses in can_vma_merge_[before, after]() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 28/30] mm/vma: use guard clauses in can_vma_merge_[before, after]() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
Re: [PATCH 28/30] mm/vma: use guard clauses in can_vma_merge_[before, after]() · Gregory Price <gourry@gourry.net> · 2026-07-10
[PATCH 29/30] tools/testing/vma: default VMA flag bits to 64-bit · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 29/30] tools/testing/vma: default VMA flag bits to 64-bit · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 29/30] tools/testing/vma: default VMA flag bits to 64-bit · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-07
Re: [PATCH 29/30] tools/testing/vma: default VMA flag bits to 64-bit · Gregory Price <gourry@gourry.net> · 2026-07-10
Re: [PATCH 29/30] tools/testing/vma: default VMA flag bits to 64-bit · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-10
[PATCH 30/30] tools/testing/vma: output compared expression on ASSERT_[EQ, NE]() · Lorenzo Stoakes <ljs@kernel.org> · 2026-06-29
Re: [PATCH 30/30] tools/testing/vma: output compared expression on ASSERT_[EQ, NE]() · Pedro Falcato <pfalcato@suse.de> · 2026-07-02
Re: [PATCH 30/30] tools/testing/vma: output compared expression on ASSERT_[EQ, NE]() · Gregory Price <gourry@gourry.net> · 2026-07-10
Re: [PATCH 30/30] tools/testing/vma: output compared expression on ASSERT_[EQ, NE]() · Lorenzo Stoakes <ljs@kernel.org> · 2026-07-11

Re: [PATCH 11/30] mm/vma: introduce and use vmg_pages(), vmg_[start, end]_pgoff()

From: Pedro Falcato <pfalcato@suse.de>
Date: 2026-06-30 16:35:09
Also in: damon, dri-devel, kvm, linux-arm-msm, linux-fsdevel, linux-iommu, linux-mm, linux-perf-users, linux-tegra, lkml, nvdimm

On Mon, Jun 29, 2026 at 01:23:22PM +0100, Lorenzo Stoakes wrote:

In the VMA logic we often need to determine the number of pages in the
specified merge range, as well as the start and end page offsets of that
range.

Introduce and use helpers for these purposes.

No functional change intended.

Signed-off-by: Lorenzo Stoakes <ljs@kernel.org>

Reviewed-by: Pedro Falcato <pfalcato@suse.de> 

-- 
Pedro

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