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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F81DC28B2E for ; Mon, 10 Mar 2025 14:45:19 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D3BB3280003; Mon, 10 Mar 2025 10:45:16 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CE9E3280001; Mon, 10 Mar 2025 10:45:16 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BB360280003; Mon, 10 Mar 2025 10:45:16 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 9D0C1280001 for ; Mon, 10 Mar 2025 10:45:16 -0400 (EDT) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 170FD14111D for ; Mon, 10 Mar 2025 14:45:18 +0000 (UTC) X-FDA: 83205914316.26.F69A459 Received: from mail-pj1-f48.google.com (mail-pj1-f48.google.com [209.85.216.48]) by imf14.hostedemail.com (Postfix) with ESMTP id 26E4F10000A for ; Mon, 10 Mar 2025 14:45:15 +0000 (UTC) Authentication-Results: imf14.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=es4CKTG+; spf=pass (imf14.hostedemail.com: domain of miguel.ojeda.sandonis@gmail.com designates 209.85.216.48 as permitted sender) smtp.mailfrom=miguel.ojeda.sandonis@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1741617916; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=gW8z6VuVGnqPIy1b10ZKo6rOVlMZz58aYMYu5AfNd/A=; b=wNQbGnsMhVO+44VWbRBCA2QH7XPEmwMP0LNb8VF+VL4/VOGwDN0RZ2BeDHLP+WfJYSZDqV 4tENGfo8eqlNsUcJWVMtZmuj9zJPdRMQxDoicyHJDWGk3w/S+ciMCKfA9H9YAkV4UgoYbe lumm0o6H+e9HE4+vspS2wcz+i6vxeC0= ARC-Authentication-Results: i=1; imf14.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=es4CKTG+; spf=pass (imf14.hostedemail.com: domain of miguel.ojeda.sandonis@gmail.com designates 209.85.216.48 as permitted sender) smtp.mailfrom=miguel.ojeda.sandonis@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1741617916; a=rsa-sha256; cv=none; b=mvguypRUi7t+HZsDMkzGQ8XawbZXubyZeO621oyvLFDJIre9CnouY8HS3YSDZRW8k8Sggj kWpRC8hXpqx+omRpaUUQpArKyNsXz4bbD+YaHp4JOi7VR0yTbWnRetyUeQB3ARv0oiWNGv guetwfoHQdf+OZAsJ90Np+2nYvA7JFo= Received: by mail-pj1-f48.google.com with SMTP id 98e67ed59e1d1-2ff5544af03so1242392a91.1 for ; Mon, 10 Mar 2025 07:45:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1741617915; x=1742222715; darn=kvack.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=gW8z6VuVGnqPIy1b10ZKo6rOVlMZz58aYMYu5AfNd/A=; b=es4CKTG+Zi5H3j4yylnccwxqiAv4MCsRCrwz9we5//0LwNDdrnCX+xeQNm1CBuB+R9 iXHrBV1jB9C452YoAJRMPy2X/RCs2ZReDx6X6uZiRPEK9HFprkYLa9IaqsOCfmncBbtD jNNdCgsazDyHZ+VGFFm0itWpiHOrZJebPZDd2Wrt4lPIzJKifKnlhu9aJgkIm+XeAL0A 8FadmooySId2sWGBxLvWG0Bhwnyu/zMc3JY14vyRjoALvE96onhGEeMJk7Gzp7sxJ/5g VIey3t4+YHKS6a3gDyNJP1+OlQd+VtGcW7KCJMrBC5JO5GfSicMGISPPnoj67+133ikd RVug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741617915; x=1742222715; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=gW8z6VuVGnqPIy1b10ZKo6rOVlMZz58aYMYu5AfNd/A=; b=LjRIQPcsgYchRyxdGCWhRXN0drf55QszARigsN+shq87LtP+JdYQ56FdcYIEcU3lcs eUB5XnC0oji5lZ1zA7tl7iMV8I5TJMzOYpZRPpcqtOxIORwuIFoGbcqgLRkMSSAW33FX inioUNcV6mPIHh9gaEnmqabv06Sfko844HPjXkStOz/hg7y8tz+Vyt7c/gGN2c/e2hkp KQK9TIDYDvNw0HMyGY5xvnwgKjOUc5pjAf6ni0zXM4HfR3U0lVtpmaExUmdXpc51WWp+ PRZog1rDJmR8nuOUaINrHrR6n/n9R4ARavd2bK30G4q7FWR0S8NEYMVqSidKjSwZZnRk Qz2g== X-Forwarded-Encrypted: i=1; AJvYcCXEElJWvO8edqvlFndACnCNsw7Konp6WpDyiG15wilSDZsAcwX4+ipuAnZZfr1ADlDOn7Q5XWFeSQ==@kvack.org X-Gm-Message-State: AOJu0YydoaRsKZwl2ZHrTxYuVMpZ3ZnRiCHhvi/hFs8883henZzBaIm9 t5VxdGYu5P8ksigTmmhLmp8MNnTeCVcWZfzJsX/j7tvt6pHHU1Ii22KguRVwWWn+VSQ5RZXcxuA N0uxxGaKxzZa0AYSZvETD8pHK71Y= X-Gm-Gg: ASbGncuaNkkuWS/2jBLkpO1GqJKHOMMBkMNB6DaL0X12Gg64J9L4iP44lNFEUpNt+Kj JFz9zTG+bRadP08JdZeShmg7feMkEZUlsbOzSIqdg7fEocTOV+rnQMe48aQ6NXVtouaJkd4xOHr o0xS2j/aQ7kriwd5Dfn3rBxHjzVdOPn+b6B0qd X-Google-Smtp-Source: AGHT+IGFBrCXa0nfH6q3KU/d6EVjPEAYQctUGGrFOQVO/LubB0zYyYAGq4Qv4EuO5b6mIZ2fYbTZgO5CinWJRcgvDxE= X-Received: by 2002:a17:90b:388b:b0:2fa:6055:17e7 with SMTP id 98e67ed59e1d1-300ff94ba4fmr18872a91.8.1741617914779; Mon, 10 Mar 2025 07:45:14 -0700 (PDT) MIME-Version: 1.0 References: <20250304-vma-v15-5-5c641b31980a@google.com> <202503091916.QousmtcY-lkp@intel.com> In-Reply-To: From: Miguel Ojeda Date: Mon, 10 Mar 2025 15:45:01 +0100 X-Gm-Features: AQ5f1Jo-KFcVKueX0g67j4CnRVm7aFG8zzgraUS9Fb3LDQnYzo1Ea90XXPPdoKc Message-ID: Subject: Re: [PATCH v15 5/9] mm: rust: add mmput_async support To: Lorenzo Stoakes Cc: Alice Ryhl , kernel test robot , "Liam R. Howlett" , Miguel Ojeda , Matthew Wilcox , Vlastimil Babka , John Hubbard , Andrew Morton , Greg Kroah-Hartman , Arnd Bergmann , Jann Horn , Suren Baghdasaryan , oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Alex Gaynor , Boqun Feng , Gary Guo , =?UTF-8?Q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Trevor Gross , linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Stat-Signature: zhg6tsans1z987x9w17do7ii6fdjwqzp X-Rspam-User: X-Rspamd-Queue-Id: 26E4F10000A X-Rspamd-Server: rspam01 X-HE-Tag: 1741617915-929506 X-HE-Meta: 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 Qk1t7GCs lhnAsn7vqLWbzOfiYW/G9D+nP+M4EHY41FRpnqPcNddD/W82l1ZBkp9i1dunR06e+EsYllWpjBX7m6CR63NRbkQ0J9tG05zNx9V5y7jUvAh70UExBhyM50hhAnm38/y45KCe+QxuPLujnV7/p5+x7t2d+WB7Gwad0AowvGMw4iUwn406OGWVNzJQLWrirq2eT6WN2ImoudMJiNaO+RVkwzpeiX8Q/PPgdFPhixdl137q2Rp1BtzGeTxsNrONdQyyH7BvxX8mxrJEcAkedM3ELnzNVmeOvYNOZcQEYJedzWGhRx1C02/NAntG1JWb2YamhNv8lLHFP+eAK2b3O3OtvPDhYdefckzqeZi6F9N6ZLzYGT/1DxCeL8Ndqmh74kBd/tC2giQAImnSvdn3YPnEV2Nxze+rS2mgWfWjDsZXwL/L3U4j2KDVFhNLHFxGF76XexKlNDPe5KEJxnYNQQrflXpKrOyXDWqy2MmvR0FbZgw50K2s= X-Bogosity: Unsure, tests=bogofilter, spamicity=0.500000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Mar 10, 2025 at 3:20=E2=80=AFPM Lorenzo Stoakes wrote: > > Yeah, !CONFIG_MMU is a constant source of headaches and pain :/ is there = a > way to just require CONFIG_MMU for the rust bits? As far as I'm concerned > !CONFIG_MMU is a relic... (not everybody agrees of course :>) I guess you could simply limit `CONFIG_RUST` to it, but yeah, I guess it depends on how many people you estimate would like to mix both, and the bandwidth/patience available to support it. Cheers, Miguel