From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrey Konovalov <andreyknvl@google.com>
Subject: [PATCH v13 14/20] drm/amdgpu,
 arm64: untag user pointers in amdgpu_ttm_tt_get_user_pages
Date: Wed, 20 Mar 2019 15:51:28 +0100
Message-ID: <017804b2198a906463d634f84777b6087c9b4a40.1553093421.git.andreyknvl__6139.4037374825$1553156663$gmane$org@google.com>
References: <cover.1553093420.git.andreyknvl@google.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
Received: from mail-vk1-xa49.google.com (mail-vk1-xa49.google.com
 [IPv6:2607:f8b0:4864:20::a49])
 by gabe.freedesktop.org (Postfix) with ESMTPS id F007389F6B
 for <dri-devel@lists.freedesktop.org>; Wed, 20 Mar 2019 14:52:30 +0000 (UTC)
Received: by mail-vk1-xa49.google.com with SMTP id 5so1031377vkg.20
 for <dri-devel@lists.freedesktop.org>; Wed, 20 Mar 2019 07:52:30 -0700 (PDT)
In-Reply-To: <cover.1553093420.git.andreyknvl@google.com>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will.deacon@arm.com>, Mark Rutland <mark.rutland@arm.com>, Robin Murphy <robin.murphy@arm.com>, Kees Cook <keescook@chromium.org>, Kate Stewart <kstewart@linuxfoundation.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Andrew Morton <akpm@linux-foundation.org>, Ingo Molnar <mingo@kernel.org>, "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>, Shuah Khan <shuah@kernel.org>, Vincenzo Frascino <vincenzo.frascino@arm.com>, Eric Dumazet <edumazet@google.com>, "David S. Miller" <davem@davemloft.net>, Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@redhat.com>, Peter Zijlstra <peterz@infradead.org>, Arnaldo Carvalho de Melo <acme@kernel.org>, Alex Deucher <alexander.deucher@amd.com>, =?UTF-8?q?Christian=20K=C3=B6nig
Cc: Kevin Brodsky <kevin.brodsky@arm.com>, Chintan Pandya <cpandya@codeaurora.org>, Jacob Bramley <Jacob.Bramley@arm.com>, Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>, Szabolcs Nagy <Szabolcs.Nagy@arm.com>, Andrey Konovalov <andreyknvl@google.com>, Lee Smith <Lee.Smith@arm.com>, Kostya Serebryany <kcc@google.com>, Dmitry Vyukov <dvyukov@google.com>, Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>, Luc Van Oostenryck <luc.vanoostenryck@gmail.com>, Dave Martin <Dave.Martin@arm.com>, Evgeniy Stepanov <eugenis@google.com>
List-Id: dri-devel@lists.freedesktop.org
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