From patchwork Tue Oct 1 22:59:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 13819071 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B9D5FCF318B for ; Wed, 2 Oct 2024 00:46:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6NJ5kRsr2sgH7AuGcX9YzUSkumADTVDy+ZtXXOLfx+k=; b=uGSCfZJELujGzi J9uHdYpIvpldTTce2nOfywUQCpc08QZ02TRzRv+8GsIpXA2w3kudT3/gbCF6egrvnzMnZKStFNgp7 K2ahhOrx6elyT6Qz8oIXMPrDb02E20kRCUSO2Kk74mtu6ftd/0cXro7d6JVhuQdcF4o9kNWYff/YC InlSiprhjcJjo6j1CrugGnmDnfQSBcF6QIBMTGmk3HoBYfUBcValB1X8WVfPSKqQY6X9czhjlwaE0 GS68UWn6rrNGHSqT4+ezmHXuVOyGU0s7+ajoD4YxC4x/jbcozhpmd0k9cnUHbzKBELv8hql47i993 3lbnZPTvLPq39E+jSyWA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1svnVr-00000004TYe-2LqS; Wed, 02 Oct 2024 00:46:43 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1svlw8-00000004ILy-2Kvt; Tue, 01 Oct 2024 23:05:45 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 8C8F15C53D4; Tue, 1 Oct 2024 23:05:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3CC6C4CECD; Tue, 1 Oct 2024 23:05:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727823943; bh=ioeceP+BFqA3jud12cOD0sJcVjWnQPo6t2cQSXLuyHs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=kx1yRMndAjUJvJPAMXQ2VC6z8G7NmOrbYUt2g6DGAQP0QBoyDPQi+1Se7fH8Pxi44 8mvl5WOTzRbf99m4gw2xagRAK2roEvxigIh1LXSaGpVE34YNdy5aUzv5WeL8D50IOT LUIhobuoHDtNwmChk2d2L9GtjRFAmIkRCV/UIyyK9WYiAVu33DZwXkDtiAKB7Um1EA EVPUikALWWsBe23EXO3le7nTxuwuXLjQ8OEss6r4D6OZptAp6Q/LVdwoGlMKt3MQVA uGFLZvzjwVHUBTCE493ZGDPjR4ai6lU73zH9qbTRrb8MSLsUN1vOls8dpEDDhNArWo uYO311Tyxczrg== From: Mark Brown Date: Tue, 01 Oct 2024 23:59:10 +0100 Subject: [PATCH v13 31/40] kselftest/arm64: Add framework support for GCS to signal handling tests MIME-Version: 1.0 Message-Id: <20241001-arm64-gcs-v13-31-222b78d87eee@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=1664; i=broonie@kernel.org; h=from:subject:message-id; bh=ioeceP+BFqA3jud12cOD0sJcVjWnQPo6t2cQSXLuyHs=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBm/H7cl2+Mx+1HhzjopTN729pEuYjBFsWKPZlO2MdU P92ymjqJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZvx+3AAKCRAk1otyXVSH0Ig8B/ 9GZyQlFK4iDt8NbeQZL9to6g92whSIQqB6IZ/45SH8X0FcRvl3aYwQRzVYoXwCsi7Rd7Wv899pD2hg ETXnYNckPSxj+/Hg+b1GAPnHeWVVBVjFf8tQZkfBj/aqGF7dehT2mEkIn7I6Ne5FEEegty03McxT3B SQ+9/X4Gicx8vTjF13/ij+9T9m+D2zXt56RjM4bGDcoEqX8z+sSm3fys+crSlDhD0b9wgtVkjrO2LG KqizOqhNT1kF2bGNuK5x+U3FUcjJ6C7g9QR0DUYFUb+s2hLLRGPa7qNnCVj8aIjJj1o7x1xiOmBXOj hPUP7NjNQh7lMAUg9LW0vgYN3lcBvk X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241001_160544_765590_16B065DC X-CRM114-Status: GOOD ( 10.28 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Teach the framework about the GCS signal context, avoiding warnings on the unknown context. Reviewed-by: Thiago Jung Bauermann Signed-off-by: Mark Brown --- tools/testing/selftests/arm64/signal/testcases/testcases.c | 7 +++++++ tools/testing/selftests/arm64/signal/testcases/testcases.h | 1 + 2 files changed, 8 insertions(+) diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.c b/tools/testing/selftests/arm64/signal/testcases/testcases.c index e6daa94fcd2e..0c1a6b26afac 100644 --- a/tools/testing/selftests/arm64/signal/testcases/testcases.c +++ b/tools/testing/selftests/arm64/signal/testcases/testcases.c @@ -198,6 +198,13 @@ bool validate_reserved(ucontext_t *uc, size_t resv_sz, char **err) *err = "Bad size for fpmr_context"; new_flags |= FPMR_CTX; break; + case GCS_MAGIC: + if (flags & GCS_CTX) + *err = "Multiple GCS_MAGIC"; + if (head->size != sizeof(struct gcs_context)) + *err = "Bad size for gcs_context"; + new_flags |= GCS_CTX; + break; case EXTRA_MAGIC: if (flags & EXTRA_CTX) *err = "Multiple EXTRA_MAGIC"; diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.h b/tools/testing/selftests/arm64/signal/testcases/testcases.h index 9872b8912714..98b97efdda23 100644 --- a/tools/testing/selftests/arm64/signal/testcases/testcases.h +++ b/tools/testing/selftests/arm64/signal/testcases/testcases.h @@ -20,6 +20,7 @@ #define EXTRA_CTX (1 << 3) #define ZT_CTX (1 << 4) #define FPMR_CTX (1 << 5) +#define GCS_CTX (1 << 6) #define KSFT_BAD_MAGIC 0xdeadbeef