From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f169.google.com (mail-pl1-f169.google.com [209.85.214.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BBBE41CBEB0 for ; Tue, 1 Oct 2024 21:46:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.169 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727819205; cv=none; b=E97Tl22ZYjdpwc3gj0Fb5nqrQRYk3Gp+hSDMQLaHD9+lg66f7Vtp15qUvt6AGdQEO63WHZztPw0vvQbfIPKfAV361FdS/DujTqFfWhSHJZrgziBpmBcRsViZ2ealQkcLhQEXU1EfK4N6GzIlHzkC7K3a/l1OHlDfrdOv4wGHbIw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727819205; c=relaxed/simple; bh=NI7gIZ6lXNALBDXx17GTUYrDqDSXsA596QRPsZyrdEQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PZtU5tgULyxta+i579t20grCgy8FAgHw29LaCdyGZrneThbU/7ASSZOYmtTYEpehvj760ziuhBpv/3LtzceSJQYQfe7CTeGP4SxeaYWs2M4EcTH/0FfubsP/aJaJr/Bp2nsNGIs4WxsaTLmfkt0Fg1zp7yAWQ8kvcAuBUkuRhSc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com; spf=pass smtp.mailfrom=rivosinc.com; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b=S2K2WldV; arc=none smtp.client-ip=209.85.214.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b="S2K2WldV" Received: by mail-pl1-f169.google.com with SMTP id d9443c01a7336-20bc506347dso3783875ad.0 for ; Tue, 01 Oct 2024 14:46:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1727819203; x=1728424003; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=NI7gIZ6lXNALBDXx17GTUYrDqDSXsA596QRPsZyrdEQ=; b=S2K2WldV/2rdo2FVApspxAietHKRorS5wt505eSfc5CKZU9aCRhGC4cm0ILVinpbuR DowrIM4BkIk5B3syO4isXBuMeVkbMjqeQNfE7aKt5CQQgchNWVqd6CD2Sp/HsnkYfHQH 3ldcMBBgwvaOZnfcNsq46hRhmxQ743dqB0J1c2kIQDGan7B7l/OTLoSHp5K1ikS+KyoD Fmt+av5uXOMnOJU5+rBh4HV32QqgIbGsEflb7voMfTtexVt4vQzpfTXx7+cKlpnUnPyQ yvBmf8pseDCX7H7w5RCm83pPev1svT2Szbdns1rQhgMtubqUKEWHUiQf3ZY0wdUy/FQG eDYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727819203; x=1728424003; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=NI7gIZ6lXNALBDXx17GTUYrDqDSXsA596QRPsZyrdEQ=; b=O0JQPmeqDq4ozVB48fmqGTBUAtllfoImjKcEggUif0GX9BhckjydkXsbxWY6/rGtKj O11H/sI6rLkt5i9u6dQyNq0kI7V7PLTiqW68CqF8tQ/AArNtxI5lhGiMVYfAwwXew8qI hdduAiloBZ3VQQrqj7c08AWMaklLThiuqLb6WfUQ0czsiNFUQuITytWHf2pessW1oLiC +hqX359dXQHa9+COALzaJcQMXCs43hEVkMZgZIUnlH/PqK7vjFgJF5HKs98vORRLzglr 6N4WYTz2iluqyADRC4l1CYj6gZaaLeN3TesJT80KL2TCENGqeCUsJ2FRA9YAMRAc4hbQ ojaQ== X-Forwarded-Encrypted: i=1; AJvYcCUnvd1lpgRIwtmnKEyqsQLCxsRgHt33FOW05hlSZJOkDQdGmBscSFAY/I3QL0gVfQ0ayc56jyd2T1yY@vger.kernel.org X-Gm-Message-State: AOJu0Yy64OGwZDuXUpUyd/+RStEY4mSFP1ppE2+xPFQKpQPXlDPdYnI1 cKE+izZHWAWqDHtm0/21LViX5vw6NnkKMyghtYO2aSmywsSWuqY5bYAsvg+lvow= X-Google-Smtp-Source: AGHT+IHZV3IXCvzX283Z6okxtWKNux4YPD3i7IwxnTn7aGOH5zQYuUZMEM+naOwP+vJ3UKzd1e3dgQ== X-Received: by 2002:a17:902:e743:b0:20b:7ed8:3990 with SMTP id d9443c01a7336-20bc59bc4cbmr14154355ad.12.1727819203103; Tue, 01 Oct 2024 14:46:43 -0700 (PDT) Received: from debug.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20b37e61c4csm74275315ad.274.2024.10.01.14.46.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Oct 2024 14:46:42 -0700 (PDT) Date: Tue, 1 Oct 2024 14:46:39 -0700 From: Deepak Gupta To: Mark Brown Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Andrew Morton , "Liam R. Howlett" , Vlastimil Babka , Lorenzo Stoakes , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Christian Brauner , Peter Zijlstra , Oleg Nesterov , Eric Biederman , Kees Cook , Jonathan Corbet , Shuah Khan , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, alistair.francis@wdc.com, richard.henderson@linaro.org, jim.shu@sifive.com, andybnac@gmail.com, kito.cheng@sifive.com, charlie@rivosinc.com, atishp@rivosinc.com, evan@rivosinc.com, cleger@rivosinc.com, alexghiti@rivosinc.com, samitolvanen@google.com, rick.p.edgecombe@intel.com Subject: Re: [PATCH 17/33] prctl: arch-agnostic prctl for shadow stack Message-ID: References: <20241001-v5_user_cfi_series-v1-0-3ba65b6e550f@rivosinc.com> <20241001-v5_user_cfi_series-v1-17-3ba65b6e550f@rivosinc.com> Precedence: bulk X-Mailing-List: linux-arch@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: On Tue, Oct 01, 2024 at 05:15:08PM +0100, Mark Brown wrote: >On Tue, Oct 01, 2024 at 09:06:22AM -0700, Deepak Gupta wrote: >> From: Mark Brown > >> This is based on a patch originally written by Deepak Gupta but later >> modified by Mark Brown for arm's GCS patch series. >> >> Signed-off-by: Mark Brown >> Co-developed-by: Deepak Gupta >> --- > >You need to add your own signoff to this when reposting, see >submitting-patches.rst. Thanks. Will do that.