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[173.79.60.52]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-8ffd56c4b91sm48074036d6.19.2026.07.10.12.01.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Jul 2026 12:01:54 -0700 (PDT) Date: Fri, 10 Jul 2026 15:01:49 -0400 From: Gregory Price To: Lorenzo Stoakes Cc: Andrew Morton , Russell King , Dinh Nguyen , Simon Schuster , "James E . J . Bottomley" , Helge Deller , Jarkko Sakkinen , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, Ian Abbott , H Hartley Sweeten , Lucas Stach , David Airlie , Simona Vetter , Patrik Jakobsson , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Clark , Dmitry Baryshkov , Tomi Valkeinen , Thierry Reding , Mikko Perttunen , Jonathan Hunter , Christian Koenig , Huang Rui , Ankit Agrawal , Alex Williamson , Alexander Viro , Christian Brauner , Dan Williams , Muchun Song , Oscar Salvador , David Hildenbrand , Suren Baghdasaryan , "Liam R . Howlett" , Matthew Wilcox , Marek Szyprowski , Peter Zijlstra , Arnaldo Carvalho de Melo , Namhyung Kim , Masami Hiramatsu , Oleg Nesterov , Steven Rostedt , SeongJae Park , Miaohe Lin , Hugh Dickins , Mike Rapoport , Kees Cook , Paolo Bonzini , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-parisc@vger.kernel.org, linux-sgx@vger.kernel.org, etnaviv@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, kvm@vger.kernel.org, linux-fsdevel@vger.kernel.org, nvdimm@lists.linux.dev, linux-mm@kvack.org, iommu@lists.linux.dev, linux-perf-users@vger.kernel.org, linux-trace-kernel@vger.kernel.org, kasan-dev@googlegroups.com, damon@lists.linux.dev, Pedro Falcato , Rik van Riel , Harry Yoo , Jann Horn Subject: Re: [PATCH 21/30] mm/vma: add and use vma_[add/sub]_pgoff() Message-ID: References: <794044881e454fd8ac13e59d5ff5fc86fca08b03.1782735110.git.ljs@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <794044881e454fd8ac13e59d5ff5fc86fca08b03.1782735110.git.ljs@kernel.org> X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 7F9D11C0002 X-Stat-Signature: 3wt1qnisju7ucfcamda8fp6ztm9qdwk3 X-HE-Tag: 1783710124-1993 X-HE-Meta: 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 Hus51mWc 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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 Mon, Jun 29, 2026 at 01:23:32PM +0100, Lorenzo Stoakes wrote: > Add helpers for adding or subtracting to a VMA's page offset, exposed > internally for VMA users within mm in mm/vma.h. > > This is to lay the foundations for tracking anonymous page offset for > MAP_PRIVATE file-backed mappings, where adding and subtracting from this > value must be reflected in both the file and anonymous offsets. > > These are used on VMA split and downward stack expansion. > > No functional change intended. > > Signed-off-by: Lorenzo Stoakes Reviewed-by: Gregory Price