From patchwork Thu Aug 22 01:15:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 822012 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1DE0E171D2; Thu, 22 Aug 2024 01:21:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724289719; cv=none; b=GHR086GWQq2aKxSw+DtZ5QI/zj/fvVnkq0sYQ3Ap9v7b03tVtEHOQcEv19BHieGZlkgmDvAzRY/pltTNYLSPS9wum64JisF/aiVFdtpByiNTPERIEGlvZ20xtDEsqfAaiyx79vbDfg+0GJ76k4kdRLl5ot0UOLkS1HrnEkWySdw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724289719; c=relaxed/simple; bh=daws7+gY8b6XFlV57O+J5ZaQ5dAS4S0GI4Vh7sgzmHk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=emiFVf6Ngxl2+Wo6jwXoliZrqvXx4P6P4KHejsgqQ8XQ2ZaoLJLwl5/FwZg7k1KsIR0HK8PbmqCexJ20fbI97yvmOtV6QTfmX9mvybRLysRLU46ePH/b9k1hsfLtN665cfDlch4pZ+vnpCN6WyUfxwsH1YZqsrVNjhVAta93e14= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=N2SzzZlW; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="N2SzzZlW" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3C13CC4AF0E; Thu, 22 Aug 2024 01:21:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724289718; bh=daws7+gY8b6XFlV57O+J5ZaQ5dAS4S0GI4Vh7sgzmHk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=N2SzzZlWrpt8Jm3M9Lk0RsbKbQsbQOKF56oki6goMGe+JUZiRuo86HjvdiymYMFgi aJGqqpt2rFwDOoJQeRUAQVaZucCfYDLOxUJPi5owOYTQiwlNbrEq40xmYHjGSI2n9t tqNXhiOB945uEVnrvJLv7aEOyXWskAmrbT9APLO0I5FFhsOBU+6TsVn9pfHQ3+DjnW Hqbx3gVbORp9mxO2OTY1Racr8K60gIqCK3hfR3XWO2mYpIFWKbNY+jkf/2MWbfgdfF eEgU80bFrgRrSTRlX0IEXVyzom1m5wg1/6qNlhmLQlThbBMv4jrTZ3c2JKj0MxIrQy a/9VX4dZlq6ng== From: Mark Brown Date: Thu, 22 Aug 2024 02:15:32 +0100 Subject: [PATCH v11 29/39] kselftest/arm64: Add GCS as a detected feature in the signal tests Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240822-arm64-gcs-v11-29-41b81947ecb5@kernel.org> References: <20240822-arm64-gcs-v11-0-41b81947ecb5@kernel.org> In-Reply-To: <20240822-arm64-gcs-v11-0-41b81947ecb5@kernel.org> To: 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 Cc: "H.J. Lu" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Florian Weimer , Christian Brauner , Thiago Jung Bauermann , Ross Burton , Yury Khrustalev , Wilco Dijkstra , 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, Mark Brown X-Mailer: b4 0.15-dev-37811 X-Developer-Signature: v=1; a=openpgp-sha256; l=1894; i=broonie@kernel.org; h=from:subject:message-id; bh=daws7+gY8b6XFlV57O+J5ZaQ5dAS4S0GI4Vh7sgzmHk=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBmxpE6+uDGXOrHu7dWlfoHceJS64ORE2ytQeM2CSbG WOSbh+qJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZsaROgAKCRAk1otyXVSH0FJ8B/ 950p7I6dTc2xdrp9nDT25KJnOmX295fGMFlkIfUWIW2tE0A5Ek+ot64DwjGY2JUq/YwvDTiUQDvIfU JSdzn16tYWbpgeAZoWxSoZ9gWQ9JKvG7hN4EvL07eAnO/JTWgTafP0RFKe0CMi18aYtZlaTXKYN1Ef i7YqaDOz0tr2hqdWRxMH91NN9GXHWaSzbJqiCmzYu1M9tilqxYl6OUtnqgRijV3W+9bE42WVJmVdVe eWgHCgaCg79Rf/S3zmhKi5n++WuNGiDG+iaR2nPkDHfivx6gOizpcWK5krV9WkRpXqqgFxvnhUbdCQ ao4AZ6l38aB1w6FTfVNB/3v+VPO9WS X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB In preparation for testing GCS related signal handling add it as a feature we check for in the signal handling support code. Reviewed-by: Thiago Jung Bauermann Signed-off-by: Mark Brown --- tools/testing/selftests/arm64/signal/test_signals.h | 2 ++ tools/testing/selftests/arm64/signal/test_signals_utils.c | 3 +++ 2 files changed, 5 insertions(+) diff --git a/tools/testing/selftests/arm64/signal/test_signals.h b/tools/testing/selftests/arm64/signal/test_signals.h index 1e6273d81575..7ada43688c02 100644 --- a/tools/testing/selftests/arm64/signal/test_signals.h +++ b/tools/testing/selftests/arm64/signal/test_signals.h @@ -35,6 +35,7 @@ enum { FSME_BIT, FSME_FA64_BIT, FSME2_BIT, + FGCS_BIT, FMAX_END }; @@ -43,6 +44,7 @@ enum { #define FEAT_SME (1UL << FSME_BIT) #define FEAT_SME_FA64 (1UL << FSME_FA64_BIT) #define FEAT_SME2 (1UL << FSME2_BIT) +#define FEAT_GCS (1UL << FGCS_BIT) /* * A descriptor used to describe and configure a test case. diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.c b/tools/testing/selftests/arm64/signal/test_signals_utils.c index 0dc948db3a4a..89ef95c1af0e 100644 --- a/tools/testing/selftests/arm64/signal/test_signals_utils.c +++ b/tools/testing/selftests/arm64/signal/test_signals_utils.c @@ -30,6 +30,7 @@ static char const *const feats_names[FMAX_END] = { " SME ", " FA64 ", " SME2 ", + " GCS ", }; #define MAX_FEATS_SZ 128 @@ -329,6 +330,8 @@ int test_init(struct tdescr *td) td->feats_supported |= FEAT_SME_FA64; if (getauxval(AT_HWCAP2) & HWCAP2_SME2) td->feats_supported |= FEAT_SME2; + if (getauxval(AT_HWCAP2) & HWCAP2_GCS) + td->feats_supported |= FEAT_GCS; if (feats_ok(td)) { if (td->feats_required & td->feats_supported) fprintf(stderr,