From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f176.google.com (mail-pg1-f176.google.com [209.85.215.176]) (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 841CA383A5 for ; Tue, 20 Feb 2024 02:00:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708394453; cv=none; b=t/rKln1UkLeQoElitSmFCqdXnemy5sZQPWQZR5wYuhDMlOU4Fk0vtEEJlVvqBfef4vR+mQB+qn4KVig241D5ztnSWbi3iSr1PldkGREjHaamXMzMf187veCznScN+foSb221plXuHa74K+tAnJ3QC7k9UwblPEEoeu82VK+4J48= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708394453; c=relaxed/simple; bh=qiYCOBCXkZA+S1xJHN9t4SVRhSQ71ysKQ9Kl/44/lHY=; h=References:From:To:Cc:Subject:In-reply-to:Date:Message-ID: MIME-Version:Content-Type; b=dm+BxGTJpmu4h8IIAWZ6yxXImNdvh33a6hR/g36YGtIycXKh28UpbiUVDU8qKnnYali0MiTRwYazgaTf4AtkuOwC8bBJ+wu96lyCOkDt8Aj8PvXbZmaVoDev6cB8Fi8S3OrgLZEtrDYaQk45d4MXFvkN6HjH296/hiNKAhhLsKE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=URlVho21; arc=none smtp.client-ip=209.85.215.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="URlVho21" Received: by mail-pg1-f176.google.com with SMTP id 41be03b00d2f7-5dc949f998fso3464726a12.3 for ; Mon, 19 Feb 2024 18:00:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1708394450; x=1708999250; darn=vger.kernel.org; h=mime-version:message-id:date:in-reply-to:subject:cc:to:from :user-agent:references:from:to:cc:subject:date:message-id:reply-to; bh=TPVEuybRyh8o5XcrU4e2hriNxyZdgI2hibiqaIMVscs=; b=URlVho21yMR+Z+qZ71EA8PfKbTuWDMqmMZV9NTDt07CJBjJyVQbK4/RGHZIYPnzH6B N2f6rsZRAoVQcPtpMtktwRhOBooal9CvWgW938zAJhgMpiYhtM1xFCqPvOjlJJ3Z2dTo taMHDxMIuxB5Cob2ZufYifbQwRt/irAPvrIbUx7v4hZgRG/tgwf3KAga8qSBafRVBLwV xy2heh+04XdBPdQxZ2zpSfB6jIxVB4hui+Ih5Zv/JTXTt1mmW6ZAqh+vQWWHvbMNEctu Bc1OkUy9VfIp8UJS2X9RUnyyXE2JCgXwQ8ADilO8XVudBpIs4US5I6t1zAlEYks0woq0 YDRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708394450; x=1708999250; h=mime-version:message-id:date:in-reply-to:subject:cc:to:from :user-agent:references:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=TPVEuybRyh8o5XcrU4e2hriNxyZdgI2hibiqaIMVscs=; b=w0bkpxdD7BJDg0497KI5xkVcfXTh8wTm5UBK8HzrjY7IPg18SeftlIdUTZC/6ymOAe kE4MVtENQbjfL5npgyE1mX/x9k0ftnGWaSvgOpmr8HKWwfxJtWu5KcUgOXTJyMn5YKEu dsIyRaEu3V1a4yaZLd3n49TSB8YCDQdZ3B1IKlk9XvI2T1UgCdiv8m4eEHlh8q7M7JQZ KYLuUgC/nFZO0kIoLQ7ZsSiy9POaQLLeP86Sms1b9TwoxKYU1tirYt826waxpMbdb04t QW3DgFdbHzwOrWZMvYOhHSznYmpezY1ZTek83FprOYAELOZVylj/ZodBl1KZWGG1AF7p Rn5A== X-Forwarded-Encrypted: i=1; AJvYcCXAzrUs0p3CwaCrM4YqWw5TRM/Ifucyvp7QSjxsKPMNwXsNsaSFyHHDBW9M2A3oJGEZL3GiUKkY39S1stz/HZBY2YvwaUX1V9W3eg== X-Gm-Message-State: AOJu0YwQsi4HqF2ikVJSJ4GZy7W5pohPDKvG8lGPmBxyZf+s7+GaROtp VQHIOSKJuOCeX41HOPr9Iknfygi31htjz4LRfWMqy9Yvt0foaAFYU5YFA+KjFZM= X-Google-Smtp-Source: AGHT+IHQRCR15jZ5TkL4psb84wN2RgNzkdO9BEfcOkiOYvFiSNgotMA3Enz/ysz1JOMgmumVFviryA== X-Received: by 2002:a17:90a:de0d:b0:299:3332:a649 with SMTP id m13-20020a17090ade0d00b002993332a649mr8755614pjv.18.1708394450582; Mon, 19 Feb 2024 18:00:50 -0800 (PST) Received: from localhost ([2804:14d:7e39:8470:a328:9cae:8aed:4821]) by smtp.gmail.com with ESMTPSA id z19-20020a17090acb1300b00296e2434e7esm6167416pjt.53.2024.02.19.18.00.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Feb 2024 18:00:49 -0800 (PST) References: <20240203-arm64-gcs-v8-0-c9fec77673ef@kernel.org> User-agent: mu4e 1.10.8; emacs 29.1 From: Thiago Jung Bauermann To: Mark Brown Cc: Catalin Marinas , Will Deacon , Jonathan Corbet , Andrew Morton , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Arnd Bergmann , Oleg Nesterov , Eric Biederman , Kees Cook , Shuah Khan , "Rick P. Edgecombe" , Deepak Gupta , Ard Biesheuvel , Szabolcs Nagy , "H.J. Lu" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Florian Weimer , Christian Brauner , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v8 00/38] arm64/gcs: Provide support for GCS in userspace In-reply-to: <20240203-arm64-gcs-v8-0-c9fec77673ef@kernel.org> Date: Mon, 19 Feb 2024 23:00:46 -0300 Message-ID: <878r3f99o1.fsf@linaro.org> Precedence: bulk X-Mailing-List: linux-arch@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Hello, Mark Brown writes: > Changes in v8: > - Invalidate signal cap token on stack when consuming. > - Typo and other trivial fixes. > - Don't try to use process_vm_write() on GCS, it intentionally does not > work. > - Fix leak of thread GCSs. > - Rebase onto latest clone3() series. > - Link to v7: https://lore.kernel.org/r/20231122-arm64-gcs-v7-0-201c483bd775@kernel.org Thank you for addressing my comments. I still have a few nets and questions in a few patches, but regardless of them: Reviewed-by: Thiago Jung Bauermann -- Thiago