Subject	mm/rmap: index MAP_PRIVATE file-backed folios by virt pgoff
Author	ljs@kernel.org
Date	2026-07-17 18:19:39 +0000 UTC
Version	Version 1 Version 1 Version 2
Cc	akpm@linux-foundation.org apopple@nvidia.com arnd@arndb.de baohua@kernel.org baolin.wang@linux.alibaba.com byungchul@sk.com chengming.zhou@linux.dev david@kernel.org dev.jain@arm.com gourry@gourry.net gregkh@linuxfoundation.org harry@kernel.org jack@suse.cz jannh@google.com joshua.hahnjy@gmail.com kees@kernel.org lance.yang@linux.dev liam@infradead.org linmiaohe@huawei.com linux-fsdevel@vger.kernel.org linux-kernel@vger.kernel.org linux-kselftest@vger.kernel.org linux-mm@kvack.org ljs@kernel.org matthew.brost@intel.com mhocko@suse.com nao.horiguchi@gmail.com npache@redhat.com peterx@redhat.com pfalcato@suse.de rakie.kim@sk.com riel@surriel.com rppt@kernel.org ryan.roberts@arm.com surenb@google.com usama.arif@linux.dev vbabka@kernel.org willy@infradead.org xu.xin16@zte.com.cn ying.huang@linux.alibaba.com ziy@nvidia.com

Patches (15)

Name	Content [All]
[PATCH 01/15] mm/vma: introduce VMA virtual page offset field and add helpers	[Body]
[PATCH 02/15] mm: introduce linear_virt_page_index()	[Body]
[PATCH 03/15] mm: abstract vma_address() and introduce vma_anon_address()	[Body]
[PATCH 04/15] mm: update print_bad_page_map() to show virtual page index	[Body]
[PATCH 05/15] mm: introduce and use vma_filebacked_address()	[Body]
[PATCH 06/15] mm: propagate VMA virtual page offset on map, remap, split + merge	[Body]
[PATCH 07/15] mm/rmap: track whether the page VMA mapped walk is anonymous	[Body]
[PATCH 08/15] mm: introduce and use linear_folio_page_index()	[Body]
[PATCH 09/15] mm/rmap: use virt pgoff for MAP_PRIVATE file-backed anon folios	[Body]
[PATCH 10/15] tools/testing/vma: expand VMA merge tests to assert virt pgoff	[Body]
[PATCH 11/15] tools/testing/selftests/mm: test virtual page offset merge behaviour	[Body]
[PATCH 12/15] mm/vma: only permit MAP_PRIVATE /dev/zero to be mapped anonymous	[Body]
[PATCH 13/15] mm/vma: make MAP_PRIVATE-mapped /dev/zero mappings truly anonymous	[Body]
[PATCH 14/15] tools/testing/vma: add test to assert MAP_PRIVATE-/dev/zero is anon	[Body]
[PATCH 15/15] tools/testing/selftests/mm: add MAP_PRIVATE-/dev/zero merge tests	[Body]

Sessions