Message ID | 9ba6199f01b8e941404b18bf8f7079ff384fb60b.1560339705.git.andreyknvl@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <owner-linux-mm@kvack.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0A63476 for <patchwork-linux-mm@patchwork.kernel.org>; Wed, 12 Jun 2019 11:44:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EB5F8286C6 for <patchwork-linux-mm@patchwork.kernel.org>; Wed, 12 Jun 2019 11:44:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DD29428A24; Wed, 12 Jun 2019 11:44:12 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE, USER_IN_DEF_DKIM_WL autolearn=ham version=3.3.1 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9D76B286C6 for <patchwork-linux-mm@patchwork.kernel.org>; Wed, 12 Jun 2019 11:44:11 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 143976B0269; Wed, 12 Jun 2019 07:44:10 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 11C796B026A; Wed, 12 Jun 2019 07:44:10 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 009226B026B; Wed, 12 Jun 2019 07:44:09 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from mail-ot1-f69.google.com (mail-ot1-f69.google.com [209.85.210.69]) by kanga.kvack.org (Postfix) with ESMTP id CD6146B0269 for <linux-mm@kvack.org>; Wed, 12 Jun 2019 07:44:09 -0400 (EDT) Received: by mail-ot1-f69.google.com with SMTP id a17so7599335otd.19 for <linux-mm@kvack.org>; Wed, 12 Jun 2019 04:44:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:dkim-signature:date:in-reply-to:message-id :mime-version:references:subject:from:to:cc; bh=9qcG2BgTwk3XlX0RcWVeDPHI8lhK5DjmwRDy1FE/sPA=; b=Rqftxi4i96rlDJEDje1cx6btg7fg9/A2wxYcLSa7QH3WzDELLUGd1vlJGhLer+fz+L 8q3dz49PaoYS48Kv3/UdEMY9IjeR4dl6GXKEKxMlMHXtWH4ng0OkN/PzOm3v+zk6AaX8 5Ekgw8Qv6lT6PJew9Et0/En431VuSkhQ7gC/msI/BIrzkD4BrsrkOko0mawRrQC+cNjx MEU46fLCHXsoBr0EDac+qS5lMCb6swe1Ht4uFlXf66yaS/ww/TBFbluR5uSsRYTWp+mi qhD1un4RPPHPFzKqL8j7GkunwvKDSnFj8QZwyD1fewCXhFRbdudsWeBvEhWE8Cour0gm 5Elg== X-Gm-Message-State: APjAAAXa8PcZ22pOZsVoUs1Yz7mkFdntAIAlPdv6xvfA7LG9vF49fxO6 Yndd1KSpYZ2tauc7K39nOU/bbqm7SPPy9U1v+b0C1sOUHxxDJCZzydc1KqUNNAQKBi7IEHsHQRE iKznU9ggGqfzKYRbFqIhX2OwbHdfGYCacuJiPmUDu4pCD4Iry7vOodQjWGRY+6Zl4IA== X-Received: by 2002:a9d:d22:: with SMTP id 31mr21918802oti.304.1560339849468; Wed, 12 Jun 2019 04:44:09 -0700 (PDT) X-Received: by 2002:a9d:d22:: with SMTP id 31mr21918764oti.304.1560339848661; Wed, 12 Jun 2019 04:44:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1560339848; cv=none; d=google.com; s=arc-20160816; b=TvVmdRh9+CjxMrDc0QrXFmuI+QhERILBeKNm1ZI9QrOKY9Hq1OyOBjVRecJnQUhhlz g9MmjX5ePAjEWX6cSE0lvBmbfQ8T4lxk4qG9QM/Ku5QveumQz7xpGYahrB0YiP2ZA63L J1wpppIGL7h1QGOjCNFoob21T1VknTUh2IASfkFDvOfyR3jwfKPUufbrTJY9dn8jiXam Zv+FwOTCN5rzJDCeWUZqgln9BJ+xYpmwCExd9jZmBJlkhJMqqbsd4DvzN1ugZv9ONAog Vzv0LiDQnX8tiG+FgwdzglsozFXuJImrf3E7Mhljyd2jMcTGFW1yF3qMzO/+TQHxMjRJ Un3A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=cc:to:from:subject:references:mime-version:message-id:in-reply-to :date:dkim-signature; bh=9qcG2BgTwk3XlX0RcWVeDPHI8lhK5DjmwRDy1FE/sPA=; b=pxQYq6AAbPuMMNYJLMo12gwwuLfQWc59LZRKuliUHLpMh00ImLTbEXTVHrzhEQ0uJr egq6azWL1WVKQlvkCVYvSffhRe/iN7fz7cBugFpGtDPwmOBug1LhKMz+Y22VtE/lfc1F 3UR5iDfoDA6Jys7fb/4its19wvXMKsZ18MqohsVo7sV8Nup+hJ/hc34EwPLZof3rE+fR mWnpJfJBswT7UjzSVa3JGqaBe7nC5Aw/Qz/wrOycU6vb/vG/oKQiTCuaj9wXW5Gex7qx bG/Rcn9axxBV0h7Ae49gx5oVzBfoyYvF6vZuSY+sS+bp78xZHPEvCaatNoQCEztZ708k eAOw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=NtLJcSSF; spf=pass (google.com: domain of 3iouaxqokceuhukyl5ru2snvvnsl.jvtspu14-ttr2hjr.vyn@flex--andreyknvl.bounces.google.com designates 209.85.220.73 as permitted sender) smtp.mailfrom=3iOUAXQoKCEUhukyl5ru2snvvnsl.jvtspu14-ttr2hjr.vyn@flex--andreyknvl.bounces.google.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: from mail-sor-f73.google.com (mail-sor-f73.google.com. [209.85.220.73]) by mx.google.com with SMTPS id f25sor7462940oti.138.2019.06.12.04.44.08 for <linux-mm@kvack.org> (Google Transport Security); Wed, 12 Jun 2019 04:44:08 -0700 (PDT) Received-SPF: pass (google.com: domain of 3iouaxqokceuhukyl5ru2snvvnsl.jvtspu14-ttr2hjr.vyn@flex--andreyknvl.bounces.google.com designates 209.85.220.73 as permitted sender) client-ip=209.85.220.73; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=NtLJcSSF; spf=pass (google.com: domain of 3iouaxqokceuhukyl5ru2snvvnsl.jvtspu14-ttr2hjr.vyn@flex--andreyknvl.bounces.google.com designates 209.85.220.73 as permitted sender) smtp.mailfrom=3iOUAXQoKCEUhukyl5ru2snvvnsl.jvtspu14-ttr2hjr.vyn@flex--andreyknvl.bounces.google.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=9qcG2BgTwk3XlX0RcWVeDPHI8lhK5DjmwRDy1FE/sPA=; b=NtLJcSSFMHHu317AevzAQ/30ZKEUOStp0YqobtwksbYseFWqgtaBTFdiHMGyyyf7At YDJhLaCkyHoSzl2vKPQ0kqczt1dgoIP6M4Ipn73b/OGJITm9/nwiI3El0EdSAptKyxy3 b89x7f/UmAMLYhahbGWtvHAEQvqe/KEbHnD9FTBIwA/5CD9mYyTGMXM5MGTE55QAL6sy I3ZLX4P7OcoVJPIKw9PZDhGTJmKOWHMHOrsjABMEwlErwDLgIe9+iGkSdgcah0pP/nqE b30uAgSnuW/RhTjVNWI3Kw8grpBZAvIwRQ2tzxM9A7fFKVadA2sdBJN3nJtOltKf1dPe uUMA== X-Google-Smtp-Source: APXvYqwmn5LtjaTY+f4hsmtZfAoqdCdKYyyJ3TA1JpFnaOV6Nu/BG+R38vnyWSwcum180MP3Ic/YmQmm8bwHU1r3 X-Received: by 2002:a05:6830:119:: with SMTP id i25mr175410otp.288.1560339848209; Wed, 12 Jun 2019 04:44:08 -0700 (PDT) Date: Wed, 12 Jun 2019 13:43:27 +0200 In-Reply-To: <cover.1560339705.git.andreyknvl@google.com> Message-Id: <9ba6199f01b8e941404b18bf8f7079ff384fb60b.1560339705.git.andreyknvl@google.com> Mime-Version: 1.0 References: <cover.1560339705.git.andreyknvl@google.com> X-Mailer: git-send-email 2.22.0.rc2.383.gf4fbbf30c2-goog Subject: [PATCH v17 10/15] drm/radeon, arm64: untag user pointers in radeon_gem_userptr_ioctl From: Andrey Konovalov <andreyknvl@google.com> To: linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-rdma@vger.kernel.org, linux-media@vger.kernel.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org Cc: Catalin Marinas <catalin.marinas@arm.com>, Vincenzo Frascino <vincenzo.frascino@arm.com>, Will Deacon <will.deacon@arm.com>, Mark Rutland <mark.rutland@arm.com>, Andrew Morton <akpm@linux-foundation.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Kees Cook <keescook@chromium.org>, Yishai Hadas <yishaih@mellanox.com>, Felix Kuehling <Felix.Kuehling@amd.com>, Alexander Deucher <Alexander.Deucher@amd.com>, Christian Koenig <Christian.Koenig@amd.com>, Mauro Carvalho Chehab <mchehab@kernel.org>, Jens Wiklander <jens.wiklander@linaro.org>, Alex Williamson <alex.williamson@redhat.com>, Leon Romanovsky <leon@kernel.org>, Luc Van Oostenryck <luc.vanoostenryck@gmail.com>, Dave Martin <Dave.Martin@arm.com>, Khalid Aziz <khalid.aziz@oracle.com>, enh <enh@google.com>, Jason Gunthorpe <jgg@ziepe.ca>, Christoph Hellwig <hch@infradead.org>, Dmitry Vyukov <dvyukov@google.com>, Kostya Serebryany <kcc@google.com>, Evgeniy Stepanov <eugenis@google.com>, Lee Smith <Lee.Smith@arm.com>, Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>, Jacob Bramley <Jacob.Bramley@arm.com>, Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>, Robin Murphy <robin.murphy@arm.com>, Kevin Brodsky <kevin.brodsky@arm.com>, Szabolcs Nagy <Szabolcs.Nagy@arm.com>, Andrey Konovalov <andreyknvl@google.com> Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: <linux-mm.kvack.org> X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
arm64: untag user pointers passed to the kernel
|
expand
|
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index 44617dec8183..90eb78fb5eb2 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -291,6 +291,8 @@ int radeon_gem_userptr_ioctl(struct drm_device *dev, void *data, uint32_t handle; int r; + args->addr = untagged_addr(args->addr); + if (offset_in_page(args->addr | args->size)) return -EINVAL;