Message ID | 7747d94301bcb30de0026e9434a1e1879f84aae7.1553093421.git.andreyknvl@google.com (mailing list archive) |
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State | New, archived |
Headers | show
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[209.85.220.73]) by mx.google.com with SMTPS id m3sor1305229vke.0.2019.03.20.07.51.46 for <linux-mm@kvack.org> (Google Transport Security); Wed, 20 Mar 2019 07:51:46 -0700 (PDT) Received-SPF: pass (google.com: domain of 3glosxaokcf05i8m9tfiqgbjjbg9.7jhgdips-hhfq57f.jmb@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=fBgfxh9G; spf=pass (google.com: domain of 3glosxaokcf05i8m9tfiqgbjjbg9.7jhgdips-hhfq57f.jmb@flex--andreyknvl.bounces.google.com designates 209.85.220.73 as permitted sender) smtp.mailfrom=3glOSXAoKCF05I8M9TFIQGBJJBG9.7JHGDIPS-HHFQ57F.JMB@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=20ADMBvUHCnrZbwN97RAJ/EQy38heFRI/sJcSeCbm08=; b=fBgfxh9GgamRMHg2ccGZFUoBByz4GOt4sfGHL3tpn3ZQ1767xayTeCcyI3yXs2mSPo 9L9Z+nWnCgS1IkEZKl0L10t99Kxoazx3+kM5cwGHIxLejwB/C6WPwJK7TADmWr+R7zyk SVEtWmrnvfwXlM1zlGyhZQZOBAu3t9jHBJl+/8o9qgFuWwu995t1w8VbhpR252WdIqRb sE8Ml1x7tGBmVRlYQ2buPK+l8HSNYgOfT1+UtDa9CPF/KYM3j84TJNM8Ny+6EFQlptxm +USjsypvXQxVHDirJ+TCg6zJChaLRFAlYddXbqGYhP/AQ/lMXeTl1LdpntucdrWI+Hfw RS9A== X-Google-Smtp-Source: APXvYqwYZ0q0Kqz4Z5cFxviM/RSvP8v992XNq+tHsBzIasT+5NuCnNNfSRat/OKpd5fkXdzMwZGbNS7t4SMgCBo4 X-Received: by 2002:a1f:2a48:: with SMTP id q69mr16477241vkq.7.1553093506075; Wed, 20 Mar 2019 07:51:46 -0700 (PDT) Date: Wed, 20 Mar 2019 15:51:15 +0100 In-Reply-To: <cover.1553093420.git.andreyknvl@google.com> Message-Id: <7747d94301bcb30de0026e9434a1e1879f84aae7.1553093421.git.andreyknvl@google.com> Mime-Version: 1.0 References: <cover.1553093420.git.andreyknvl@google.com> X-Mailer: git-send-email 2.21.0.225.g810b269d1ac-goog Subject: [PATCH v13 01/20] uaccess: add untagged_addr definition for other arches From: Andrey Konovalov <andreyknvl@google.com> 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_K=C3=B6ni?= =?utf-8?q?g?= " <christian.koenig@amd.com>, "David (ChunMing) Zhou" <David1.Zhou@amd.com>, Yishai Hadas <yishaih@mellanox.com>, Mauro Carvalho Chehab <mchehab@kernel.org>, Jens Wiklander <jens.wiklander@linaro.org>, Alex Williamson <alex.williamson@redhat.com>, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, netdev@vger.kernel.org, bpf@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, linux-kernel@vger.kernel.org Cc: 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>, Chintan Pandya <cpandya@codeaurora.org>, Luc Van Oostenryck <luc.vanoostenryck@gmail.com>, Dave Martin <Dave.Martin@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
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diff --git a/include/linux/mm.h b/include/linux/mm.h index 76769749b5a5..4d674518d392 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -99,6 +99,10 @@ extern int mmap_rnd_compat_bits __read_mostly; #include <asm/pgtable.h> #include <asm/processor.h> +#ifndef untagged_addr +#define untagged_addr(addr) (addr) +#endif + #ifndef __pa_symbol #define __pa_symbol(x) __pa(RELOC_HIDE((unsigned long)(x), 0)) #endif