From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 80F4EC44501 for ; Fri, 10 Jul 2026 19:08:42 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 1FCBA6B0005; Fri, 10 Jul 2026 15:08:41 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1D4CF6B0088; Fri, 10 Jul 2026 15:08:41 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0C38A6B008A; Fri, 10 Jul 2026 15:08:41 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id CF7B36B0005 for ; Fri, 10 Jul 2026 15:08:40 -0400 (EDT) Received: from smtpin06.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 27D331695EB for ; Fri, 10 Jul 2026 19:08:40 +0000 (UTC) X-FDA: 84973803600.06.3951B3A Received: from mail-qt1-f178.google.com (mail-qt1-f178.google.com [209.85.160.178]) by imf05.hostedemail.com (Postfix) with ESMTP id 5FC57100006 for ; Fri, 10 Jul 2026 19:08:38 +0000 (UTC) Authentication-Results: imf05.hostedemail.com; dkim=pass header.d=gourry.net header.s=google header.b=qryUKfkv; dmarc=none; spf=pass (imf05.hostedemail.com: domain of gourry@gourry.net designates 209.85.160.178 as permitted sender) smtp.mailfrom=gourry@gourry.net ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1783710518; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=iFtVuusRSG4YUFzvnh+nyLwKm1T7E76ZywXpwPdPfD8=; b=VWAopYvTmx1IcD0CCifJ3yy3Rs7dQSSKj39LHiolJ212TeKiw+LCDppT45LAdKgatWRlwh jdgkI2o+L4m4z+x1DKDy/NOrXE/SihMfagVZ6lv5j9nxLO30d+riF9iyc5leweU8pZWqnK vJWJVjnvreeXVL4tYaKKsnycSUJm7Fs= ARC-Authentication-Results: i=1; imf05.hostedemail.com; dkim=pass header.d=gourry.net header.s=google header.b=qryUKfkv; dmarc=none; spf=pass (imf05.hostedemail.com: domain of gourry@gourry.net designates 209.85.160.178 as permitted sender) smtp.mailfrom=gourry@gourry.net ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1783710518; b=2CbHmJvXy2DtyaJHtBBn/tg/rUnp4ZYYHEEnimqWxvUMR3qslK8fa4FKLp3Omw5hsvbBVv zKm6vbWRgFLS7guV/cJvfScou5Z529QZjKItiTTYkFHYgMjnm2474Aw/W+FwuAcpxV5bbk 5E2ogqbFRUYiH3kQbF8/JdZL6dKw0M8= Received: by mail-qt1-f178.google.com with SMTP id d75a77b69052e-51c21495722so6193321cf.3 for ; Fri, 10 Jul 2026 12:08:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gourry.net; s=google; t=1783710517; x=1784315317; darn=kvack.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=iFtVuusRSG4YUFzvnh+nyLwKm1T7E76ZywXpwPdPfD8=; b=qryUKfkvWEwoMuIo9arf5SEnqppQIfaQ9C4IGSIWqN4rX+zbtUBVpysm/0I+K/zg48 kcyftDRwzocKFnxx7ICazbqvo0b12JHoHzXuCE0e4f7ExXqBKlji0ozu5t7nIv06g1fj UTU3N2G8E4YKkD5ObFABVtxJG8bHQBCeNZh/0RxqUwgDP4h2Tiw7O+USJ2t+w1uLXOb7 C1bhd+/A7CCjKKx0zLAhybec/QU5goA4t4icEp4sm3CNucM9ejuhNIxgRP7PErMfUbMl bf1GX4WGPYZy+6RXIYKPPc+AIUM1NJolagdpbSPxC1GJwydQydOXpf0b1BTyr4BQmEig 4FGg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783710517; x=1784315317; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=iFtVuusRSG4YUFzvnh+nyLwKm1T7E76ZywXpwPdPfD8=; b=FkKWidMPrLrdzqb4STUaIMzuxYjTh8OBV3JvbeyKY1R5xbMLO05xeAYuzaotcFS+9+ lyMgJOQnsxnK3UkAvnxLZg55Qy7IgpB7AXqbz30vwhMTZ5Gm4zwwAHqLcBTAQ63I5LMc gS/Htd2VJm8r2fbLpgzTOwVu+c6DFm9Ysqmgo3k14po3+3V/zGHm/KA3d3+09a3OEcm7 XbHPgv0s2bGJTRM0zs/NnR4CHFCSbyySWcetEFGiFlhDzJUpxhG0rMlTLZhPH9GQ5d76 0izakLPKRpHnsrZobVPiUl44JVr6R+iTdZLwh1zluvb3rw/X1EcwGks9KGKkvB30vnFU PIzg== X-Forwarded-Encrypted: i=1; AHgh+RoWjLRuNTlA6P9hVb3RgV3r4cHIbk4MQMbQWG7CJQs+adbeXk1L1FEG7qPvTyELYI3bU1YG/dPDXw==@kvack.org X-Gm-Message-State: AOJu0YwoPqFNLbFozGPgr8arnOKzRq8H/COi+5deCB0Evq35p00OvuXX 0WO3ZRMXKQrbJIbAoXNVRosAupIC3kcwW15G1R3YGWsrZ5z5Pqx6SCeZlG5H3am1Qpk= X-Gm-Gg: AfdE7ck5dz6CJ8Hu7DsaSBWRGu1EG7qy/jc8A8SV6HEcVzcTBUVslJZx6L8253vTQnP kKaL7Z0YbNcV21lUheLTmpARgvU/EIsUF/6mQcP/hP6eqwkG3L2U5Bt0OSWAFcDXhMuBOuwCA5T dABQ6KjeBIuHaYu5gIUDmqR/oz/jbVAdeEGCN2mZG+Czi19sv1lqVjL9zAHdsdjJYmTY/fZzCaY wnvVtrJXuw6dbwqwZa+apBehG7Ch3zKpkUQ6RnfQkVOSRpYtNGxxGvIQJS7fXxwF7AOx040YTsU NLDFtazAxXhiTEI3VfTvAX4UnqvmpvKFKOJwWpTYiwp1GfjCHlDh6CWwIBGLvX4/gFZKLSgl1Uv dcjU/dECir1y9o785nBGG4Dtztkf5bng5QNy9telPTSXIaEmUD/BgzNC5709rUDFUPtdxkMEypK vqfFqgd+RCFt8BFvivN4Hxz/JVhg+OVa+LjQIfkY/uZG4y638XyVwfiOwVqSME52oefrCq X-Received: by 2002:a05:622a:1818:b0:51c:b900:513d with SMTP id d75a77b69052e-51cbf280a8amr2226311cf.53.1783710517321; Fri, 10 Jul 2026 12:08:37 -0700 (PDT) Received: from gourry-fedora-PF4VCD3F (pool-173-79-60-52.washdc.fios.verizon.net. [173.79.60.52]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-8ffd7c1da1bsm47847566d6.30.2026.07.10.12.08.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Jul 2026 12:08:36 -0700 (PDT) Date: Fri, 10 Jul 2026 15:08:31 -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 22/30] mm/vma: move __install_special_mapping() to vma.c Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Stat-Signature: ti8cougsqa5ahaf4ppa5g5d4h8n9edc6 X-Rspamd-Queue-Id: 5FC57100006 X-Rspamd-Server: rspam01 X-Rspam-User: X-HE-Tag: 1783710518-959099 X-HE-Meta: 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 1dxpsZn5 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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 01:23:33PM +0100, Lorenzo Stoakes wrote: > This function is operating on VMAs and rightly belongs in vma.c, where it > can be subject to VMA userland testing and allows us to isolate it from the > rest of mm. > > The _install_special_mapping() function will remain in mmap.c as a wrapper, > since this is used by architecture-specific code. > > Doing so allows us to isolate more functions in vma.c for the same reasons. > > This forms part of work to allow for tracking MAP_PRIVATE file-backed > mappings by their anonymous virtual page offset, as doing so allows us to > isolate and keep code that interacts with this together. > > No functional change intended. > > Signed-off-by: Lorenzo Stoakes Reviewed-by: Gregory Price