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Peter Anvin" , "Ian Abbott" , "H Hartley Sweeten" , "Lucas Stach" , "Christian Gmeiner" , "David Airlie" , "Simona Vetter" , "Patrik Jakobsson" , "Maarten Lankhorst" , "Maxime Ripard" , "Thomas Zimmermann" , "Rob Clark" , "Dmitry Baryshkov" , "Abhinav Kumar" , "Jessica Zhang" , "Sean Paul" , "Marijn Suijten" , "Tomi Valkeinen" , "Thierry Reding" , "Mikko Perttunen" , "Jonathan Hunter" , "Christian Koenig" , "Huang Rui" , "Matthew Auld" , "Jason Gunthorpe" , "Yishai Hadas" , "Shameer Kolothum" , "Kevin Tian" , "Ankit Agrawal" , "Alex Williamson" , "Paolo Bonzini" , "Shakeel Butt" , "Usama Arif" From: "Zi Yan" X-Mailer: aerc 0.21.0 References: <20260710-b4-pre-scalable-cow-v2-0-2a5aa403d977@kernel.org> <20260710-b4-pre-scalable-cow-v2-4-2a5aa403d977@kernel.org> In-Reply-To: <20260710-b4-pre-scalable-cow-v2-4-2a5aa403d977@kernel.org> X-ClientProxiedBy: BLAPR05CA0032.namprd05.prod.outlook.com (2603:10b6:208:335::13) To IA0PR12MB8374.namprd12.prod.outlook.com (2603:10b6:208:40e::7) 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri Jul 10, 2026 at 4:16 PM EDT, Lorenzo Stoakes wrote: > We already have vma_last_pgoff() which retrieves the last page offset > within a VMA. > > However, code often wishes to span a page offset range, which requires th= e > exclusive end of this range. > > So provide this in vma_end_pgoff() and update vma_last_pgoff() to use thi= s > function. > > Also update the VMA userland tests to reflect the change. > > No functional change intended. > > Reviewed-by: Gregory Price > Reviewed-by: Pedro Falcato > Reviewed-by: Vlastimil Babka (SUSE) > Signed-off-by: Lorenzo Stoakes > --- > include/linux/mm.h | 19 ++++++++++++++++++- > tools/testing/vma/include/dup.h | 5 +++++ > 2 files changed, 23 insertions(+), 1 deletion(-) > LGTM. Reviewed-by: Zi Yan --=20 Best Regards, Yan, Zi