From patchwork Tue Oct 1 22:59:09 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 13818943 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 76C3D1CF7D1; Tue, 1 Oct 2024 23:05:33 +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=1727823934; cv=none; b=ifJuV3sGb95EoNA4LwM5yXLf1993+rQyx6HT1086ek+t4PnHuFDDxKK/FQlh3AJckLfpRxwy0BOrbRztAZcoZQqSeK2Xw+bppenrnBaslG8OuTjoLG0uAGDDNilarB0DVOzV5fkotlgxd1GgpiBHz+uueIzobAmzXBpgGkg7X0k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727823934; c=relaxed/simple; bh=qbIXmU2eUtmemMq8xp+h1yj3ghFTmpSN4hiSxbQmL24=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=cqjhJijQiEKei/4eOx6pSznT3KHOjObRX9Fpvqpr5JUcRFEGv2ahoYAEi8IMB+ESe1g3MBsw5nl2mcHriBoxX3/shVecNg8Vd+qq4UTBezPz6m/xBhwivPooeyhBqquA9qlx6JX4jRxqnRFDjUdToA1U56yeVV+n3P0EjxSlMdA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iLfN8hK6; 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="iLfN8hK6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4A385C4CEC6; Tue, 1 Oct 2024 23:05:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727823933; bh=qbIXmU2eUtmemMq8xp+h1yj3ghFTmpSN4hiSxbQmL24=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=iLfN8hK6fHJsCL43iSYWHnlQe8lmB/0kpA5kef24n6vIHD3puN6AUc0DPk4sOqABb wWAjZyCkgL0G9BIFMcx8vXrgyMxvMHHfYAHX+x+mB0u7AfBeK8aepBzLUdkq6pOEZv N56GqM7jshutguOWelLOOIe09qymjx/165hlaMxOg7nQT69Losj8yjFsr85AwUTXyZ c+lc9rAWrd+ijT8JfypMqXpIHR89Q94sffXErVyiSHR+KNkso6Qb3wgi5CScjjwN3+ cA7pnI/kGEugcQvkMWCHyU01V4KUQOzIthpcHlAIkQa2BGUJojXKuFps2EShSHPk/9 U6SlBWyZTQfgw== From: Mark Brown Date: Tue, 01 Oct 2024 23:59:09 +0100 Subject: [PATCH v13 30/40] 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: <20241001-arm64-gcs-v13-30-222b78d87eee@kernel.org> References: <20241001-arm64-gcs-v13-0-222b78d87eee@kernel.org> In-Reply-To: <20241001-arm64-gcs-v13-0-222b78d87eee@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 , David Spickett , 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-99b12 X-Developer-Signature: v=1; a=openpgp-sha256; l=1892; i=broonie@kernel.org; h=from:subject:message-id; bh=qbIXmU2eUtmemMq8xp+h1yj3ghFTmpSN4hiSxbQmL24=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBm/H7b2/iy2LdLJp3um+baJpFqFpKYtxnFOd3PCELd fKwZqKaJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZvx+2wAKCRAk1otyXVSH0NHEB/ 9EKBm0Nlsi2M1QMfMGnwSQGrHLQyo0Ec2/WoKudVqFQEvsSyGbPTSFYvGmQ1dt68l8+uMZJF6ZolQ6 +p9amzeznqBLv2udaMcOQCbVRNUVkhWWEVPH03tjMMJ2JCfAhJiu5tWmU+AO3dNrD0+IKLhlvAy7a4 ytAjYf8dykZi4yMOOBEZVFM2y0oDkNBzrnLNudtDx1M0m5EGTdCOtsOuOgbcYE3iCawBsDuPo5PVii W2sqXjLa0a3JOYmFrJ+qR3PhmfLgNx6tlv0SDPPQuPqi6bStN5a3v662I9gyQ3nFzHQQPFLgjdhlGT zbzEjrNGMmUur+kCBdWhwHlyVS3mx9 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..dcc49e3ce1eb 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_HWCAP) & HWCAP_GCS) + td->feats_supported |= FEAT_GCS; if (feats_ok(td)) { if (td->feats_required & td->feats_supported) fprintf(stderr,