From patchwork Wed Aug 28 23:27:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 13782117 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 1F72D1AE035; Wed, 28 Aug 2024 23:32:06 +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=1724887926; cv=none; b=gvvBSBMFs6jeq+tKl2K8NK8mYvkddkM2qR5WU8qqkvG5keKOiBO01JR6+2KS3ZAIraoVavzPpgQM4t8cmNeKhG7XBMhji+AaPsVAFskMDLoT6P8wYI01ZqpjDw1SxV2ysH7Zg0ReGjJ8fvEVp40voyZAJaEf8U/+9h7FB/x63KA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724887926; c=relaxed/simple; bh=daws7+gY8b6XFlV57O+J5ZaQ5dAS4S0GI4Vh7sgzmHk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=iNp7PWD9M3C4tPh0xZDH5IBI02hXRAZlRrGlSy3VYf7cyHUQmjNb1HOv6gMauZyFOstyP57ZRzwQfq+oewPo0dvniS919GsiJ6dssh4rVF3msKwGlun9X32q5Kbky4JXMIAWLS6YGAcdvj0B7H7fedsCOme/wxczKPpHGk86AnI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dJ/mOv9K; 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="dJ/mOv9K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 317C4C4CEC5; Wed, 28 Aug 2024 23:31:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724887926; bh=daws7+gY8b6XFlV57O+J5ZaQ5dAS4S0GI4Vh7sgzmHk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=dJ/mOv9KyokVDXmrKaGF7gLW3dPjymJfn9vb85KHKRfDBxzmkwC9ADfonFPZ8smil lVUMVMuUNhhbJ2NxXXFiIeiG0zG95/TuIBKwlFGx2wK+hcD7RRK/S7lFFHB1bLWYLJ pIcw0wRbfkrBoTmDs3+yC+sYY08RX4IbXRpytuGpMalbpANP6nNmpiUZcRqBAVbKD4 I/8UGpU799FHgqw4qxWC6NDxnjPQCuGK99PHHFd+8s57C/va7Ua/t+i8aKywtq2BoP HasJA19H5ZfYEKlcC98VNm6g9mtHJCdXm+ny1GTBPZByKD9izBfLIV8zOwby2XumUo cSauXnMCy2+6Q== From: Mark Brown Date: Thu, 29 Aug 2024 00:27:45 +0100 Subject: [PATCH v12 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: <20240829-arm64-gcs-v12-29-42fec947436a@kernel.org> References: <20240829-arm64-gcs-v12-0-42fec947436a@kernel.org> In-Reply-To: <20240829-arm64-gcs-v12-0-42fec947436a@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/pANAwAKASTWi3JdVIfQAcsmYgBmz7KPgjRA+l66s77QyY94j1U0r46JzOAjWBQoCK26 nUTS0oaJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZs+yjwAKCRAk1otyXVSH0KV6B/ 9b7oXkWayuyQxO8M+w9SB/jK8Qt3ogM/TMwIBuJV0cFLhWUSfPTNC861LHRMCk/2uyI18kQ4HJFFmK zIYR8Gsv8zWZm6Knr+I7wWnw7WTE5o2QAZvTWO1AkuNLaqaOUDXnTdFYRoaqxGYooEMhq0WAO7GPPa ESvcYbIe4d9PDSE0ImczVbNpRQSWSvaqU46/0aBaE9oW/xvO2ffowyxQCG3Cfk8RIStCOEDAy0Vg+I nvCFwDnHjqMGsUM4ezhR/wNa4TkdNCn15xcMCMElvGL7BnAbEoNJhPJLlW2fHh9ENCUmxcEHJFI8pf 3bdOHXG59TA2Vbi6nJCYC9DaxUSNyQ 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,