From mboxrd@z Thu Jan 1 00:00:00 1970 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 BDA4A2E338F; Fri, 14 Mar 2025 00:35:32 +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=1741912532; cv=none; b=Qv8txPUsoUABY/Efg9oivaAxRHFHiy77lqiqnkkEg40ziNEqzPCCA/Hm/76pTRA+k75yvWVEy/83FOpo2q9yIVo3l9x8z0oVeIFXNnj13nal1x4RvQrg2/OJc/T8dvVa31pHwhONewJJf2+5kkfnMhSAZUdwkBzgj38X+hMwd9c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741912532; c=relaxed/simple; bh=VyNq+KGq1MvIt8wiPP9z3NWuSyZC8HNFid8j1ag0ziU=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=eSwFh+wbO3uedB3Js4W7RC85ZjNdPnoQRnda6nCGfyy1qfm+eEQ5ORaMde0WxwvqVxxQy1u+qT3cPgdOyrs/s08LA5dTHpQbPpv7+rJ00DMZsjhiluCspv56WSE/wPT3gBaqvitd4FyaXvFGyq84a7FTl6SpkxFAGPzIG61hmpU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TYmhn1lR; 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="TYmhn1lR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3B9CCC4CEDD; Fri, 14 Mar 2025 00:35:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741912532; bh=VyNq+KGq1MvIt8wiPP9z3NWuSyZC8HNFid8j1ag0ziU=; h=From:Subject:Date:To:Cc:From; b=TYmhn1lReFx7HqpHz7FNDUatxOYRkovryGt6eytl6lix7lIv5n6uIpOJmOr+ye0av 1gqtfvkezEa65puhBHAxJNsT+IuV2KMwFSTQDuSLTxa1Spx+Z1jlf4+Rc9gWS7U4mF 2C/LgGLz4bMeC7ttf79wfv76zaa7UCtGkRGa4f/IHQQ7aiH7jI4r92ajtKgFlISjuB 12KtrSgl/2UHfo1hhJx+/nekZJ4ZP6ezlimWaJF52b1lc7PrRgcvRtKCBiH1/nPxZP 0UkgqCvf+buMXnw2163qrVZIjqooFH6HuTg9T+uMo6R7Hl/rInvjMEcmENfy+vSmYh eEE/3LgSFuOPA== From: Mark Brown Subject: [PATCH 6.12 0/8] KVM: arm64: Backport of SVE fixes to v6.12 Date: Fri, 14 Mar 2025 00:35:12 +0000 Message-Id: <20250314-stable-sve-6-12-v1-0-ddc16609d9ba@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAMB502cC/x2M0QpAQBAAf0X7bOW2HPkVeTjssSV0q0vJvzvmb R5mblAOwgptdkPgKCr7lsTkGYyL22ZGmZIDlVSVRDXq6YaVUSOjRUNYfzRuosYPkKojsJfrP3Z gC0PQP88LKyV13GcAAAA= X-Change-ID: 20250227-stable-sve-6-12-777778ad28fb To: Greg Kroah-Hartman , Marc Zyngier , Oliver Upton , Joey Gouly , Suzuki K Poulose , Catalin Marinas , Will Deacon Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Mark Brown , Fuad Tabba , James Clark , Mark Rutland , Eric Auger , Wilco Dijkstra , Eric Auger , Florian Weimer , Jeremy Linton , Paolo Bonzini X-Mailer: b4 0.15-dev-1b0d6 X-Developer-Signature: v=1; a=openpgp-sha256; l=1489; i=broonie@kernel.org; h=from:subject:message-id; bh=VyNq+KGq1MvIt8wiPP9z3NWuSyZC8HNFid8j1ag0ziU=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBn03nI3rQ4drECSXEBo2LN0vtyTJ1f6g66RUTjVnPy wNOvBvyJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZ9N5yAAKCRAk1otyXVSH0NKZB/ 9dOhtBrW+mr33/W9jdpsdEIw5mqmE2blfsMLfBq4tSa5siK11+owL5BRRUIgZZPfsG65cK9chUQh4i 2IoPq23ynTiVbKG2kfmO6DGHlQss1tvINsdvYfHUSkyJ/awIKBueb+XWdsxG00daKgw7CcQd3A98vN zoUXD2XCitYM6znjQGCZSiPZ+5c8e0LKj1bQe6dteUR2h0tk6Ojx8FHeYM8NxW6aX/zLNteZTFIJ1Y jJb6Ll/vhUjmD2uZMO39pulqDXwbDwe9i4cqu4r/JRdXPAj4GDrkzQpoyH0UskWThr1tTlSUqGYMpW L6Ql7o+bczEt6GNBCXeapnmRtcAaWD X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB This series backports some recent fixes for SVE/KVM interactions from Mark Rutland to v6.12. Signed-off-by: Mark Brown --- Fuad Tabba (1): KVM: arm64: Calculate cptr_el2 traps on activating traps Mark Rutland (7): KVM: arm64: Unconditionally save+flush host FPSIMD/SVE/SME state KVM: arm64: Remove host FPSIMD saving for non-protected KVM KVM: arm64: Remove VHE host restore of CPACR_EL1.ZEN KVM: arm64: Remove VHE host restore of CPACR_EL1.SMEN KVM: arm64: Refactor exit handlers KVM: arm64: Mark some header functions as inline KVM: arm64: Eagerly switch ZCR_EL{1,2} arch/arm64/include/asm/kvm_host.h | 25 ++---- arch/arm64/kernel/fpsimd.c | 25 ------ arch/arm64/kvm/arm.c | 9 --- arch/arm64/kvm/fpsimd.c | 100 ++---------------------- arch/arm64/kvm/hyp/entry.S | 5 ++ arch/arm64/kvm/hyp/include/hyp/switch.h | 133 ++++++++++++++++++++++--------- arch/arm64/kvm/hyp/nvhe/hyp-main.c | 15 ++-- arch/arm64/kvm/hyp/nvhe/pkvm.c | 29 ------- arch/arm64/kvm/hyp/nvhe/switch.c | 134 ++++++++++++++++++-------------- arch/arm64/kvm/hyp/vhe/switch.c | 21 ++--- 10 files changed, 204 insertions(+), 292 deletions(-) --- base-commit: e9cc806c0152fa9993f817cebf42989a3e2530bb change-id: 20250227-stable-sve-6-12-777778ad28fb Best regards, -- Mark Brown