From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f47.google.com (mail-pj1-f47.google.com [209.85.216.47]) (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 18F0D14EC50 for ; Wed, 7 Aug 2024 22:32:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.47 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723069962; cv=none; b=tkztmERnjNVghC4vBpXwIn9BJuNtiMqL9jn/E9RNGUUuc2SC2LeJ/V7CFtRYcxf0DfSBqpxkfe3c8KYMLv8T27E6zCvRqaEdJ/U5YfWGGHDaKvhLjd7MqQ5EsP7eq+ji63viazwwDVrhcrrVU5gYX52bG26HTe6IFgPN4bMsVZo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723069962; c=relaxed/simple; bh=IDNMT6o5KfwYfTY17255Evt0lbZnm4CnEGRfht11BXg=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=Y3CiiLDj9P+H4dt5lzF9b4n+wqiruKbQyemDT2vX52ndDk0EFJgr+2Hzy9ycDh25PyeIauVcr5CPGRwFuNq1M2lAkdPfzZ64iIHuVw0EMNDRRi7HZtd6+QrjpjoISoAPIThbeRiGNhUUigoENXGRotu/B85s7vuC6ybQu7Lpru0= 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=uTzcFy5K; arc=none smtp.client-ip=209.85.216.47 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="uTzcFy5K" Received: by mail-pj1-f47.google.com with SMTP id 98e67ed59e1d1-2cb4b7fef4aso335027a91.0 for ; Wed, 07 Aug 2024 15:32:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1723069960; x=1723674760; darn=vger.kernel.org; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:from:to:cc:subject:date:message-id:reply-to; bh=d/17UOMKe5oLrCx17iNXp2TK19+E7NavssE5gQNb1UE=; b=uTzcFy5KJ/o0wgVO6cwiMO95ampEkQU3+xrQTC3CK2uJvzJv8CXVzP4iCph9qZNEid Le8puIBl7KfQzgselIBYOujnNFujmYmrLqnOlZhyKb/F/bYHMQi0in0MedqkgfFmBKXw x8BfEHTNTrm9wpdemZZnOLyaCfFJO/BYIZnlz/7KyE6IamnXHdj2GHjxD42g9oKa3LtH MjLrUr6tEe4ZY8c/MrBMfm+6S7G47TcyLVp6yZhLsKTeQ6nPlrJ7v0Bc8R587p+fkjIP oB07UwIF2uSqtmKmgqg7m2J+L0nXtKgtTZeSBQZuhcIyxLNxyPqTIwmrAObThL1Lxb0g Zrvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723069960; x=1723674760; h=mime-version:message-id:date:references:in-reply-to:subject:cc:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=d/17UOMKe5oLrCx17iNXp2TK19+E7NavssE5gQNb1UE=; b=SOlGBwlILqk44pjX52AfaRkwLxXNNJxs20h6gRs+2XKykYnILTmwFA0IaeX2teKqE7 6KYlGyA5Kx231dURR7bqFFlB1I4Cu9lwluU2VrjJnhot5f642Zulx/Bc4GzrtTFIaR0A nvKeSxkPBhoiyimfp98Dkh9LOxjY4cQwQwtbAL0aMOUBgE2fnl2yk3KppYEGXgGOWQWc uGSIWh5WonvGW3/DSw18zWJJ9ebXIMjSjncs/Yx80xbbAXZu2aPU/Hg+ebvqwZia951F ML7FDOuln5260wd8Hao62y9ChvU/jcOX0C2SS6hS/5lqwAIxsGXtzDHIT/OuQ41qcF2M gQFg== X-Forwarded-Encrypted: i=1; AJvYcCXL9EpyliJ08c6twpoDHCb0jpaQ903REkF831mIE4EoXSmSlkMS4aT261v6W+b6Bg/gb/nSIZ5m+oTsDAi/IpopXVsmBpkFPp/jpc4F/Q== X-Gm-Message-State: AOJu0YxxQ/VAsZcjDYmv5AZGgb0O7xKMRx2+6Lj/mzHLwPMPSBB85Ne6 HOVXCci8a8pReWbm4SVwjMyj6sFgsJWtdmynLNFCjbvTT8PjGz7UOXF7bmQXb98= X-Google-Smtp-Source: AGHT+IF6ltj6rd3uaMmAKqZ9lRxXF6GH8BM7xXm35nsHglv5MkLIzgBV5TQkDCcootMgdowWsa/ZAw== X-Received: by 2002:a17:90b:1254:b0:2c9:96fc:ac52 with SMTP id 98e67ed59e1d1-2d1c347b2b5mr29119a91.26.1723069960420; Wed, 07 Aug 2024 15:32:40 -0700 (PDT) Received: from localhost ([2804:14c:87d5:5261:6c30:472f:18a6:cae1]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2d1b3b5a39bsm2102276a91.50.2024.08.07.15.32.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Aug 2024 15:32:39 -0700 (PDT) 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 , Shuah Khan , "Rick P. Edgecombe" , Deepak Gupta , Ard Biesheuvel , Szabolcs Nagy , Kees Cook , "H.J. Lu" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Florian Weimer , Christian Brauner , Ross Burton , 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 v10 35/40] kselftest/arm64: Add a GCS test program built with the system libc In-Reply-To: <20240801-arm64-gcs-v10-35-699e2bd2190b@kernel.org> (Mark Brown's message of "Thu, 01 Aug 2024 13:07:02 +0100") References: <20240801-arm64-gcs-v10-0-699e2bd2190b@kernel.org> <20240801-arm64-gcs-v10-35-699e2bd2190b@kernel.org> Date: Wed, 07 Aug 2024 19:32:38 -0300 Message-ID: <87jzgsdkvt.fsf@linaro.org> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Mark Brown writes: > There are things like threads which nolibc struggles with which we want > to add coverage for, and the ABI allows us to test most of these even if > libc itself does not understand GCS so add a test application built > using the system libc. > > Reviewed-by: Thiago Jung Bauermann > Signed-off-by: Mark Brown > --- > tools/testing/selftests/arm64/gcs/.gitignore | 1 + > tools/testing/selftests/arm64/gcs/Makefile | 4 +- > tools/testing/selftests/arm64/gcs/gcs-util.h | 10 + > tools/testing/selftests/arm64/gcs/libc-gcs.c | 736 +++++++++++++++++++++++++++ > 4 files changed, 750 insertions(+), 1 deletion(-) The libc-gcs test passes on my FVP setup: Tested-by: Thiago Jung Bauermann -- Thiago