Message ID | 20250321-stable-sve-6-6-v1-0-0b3a6a14ea53@kernel.org (mailing list archive) |
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Return-Path: <linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org> 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 9889CC28B30 for <linux-arm-kernel@archiver.kernel.org>; Fri, 21 Mar 2025 00:43:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To: Content-Transfer-Encoding:Content-Type:MIME-Version:Message-Id:Date:Subject: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=QZjahGEv2jM4uach5PMFtJO1VaFRBw7CFrDycIm4VKI=; b=c3FQK8hkVMBeEd 9CRFlPSOEo4ectaGgQ3MpXNkHpuKF4U3sDo4pGlztD3ru6soo+dZz1vBLGQfdVYvKK5Cc74BnqP4z J++nl10DroJ278vPp6XPvLTxS9C+HD7j2nZzpuXULtyjMvzv+IyWZt4Fjkt98Zh0SEsHPM/RGSBDq RZZHOOpBeyprUtgzyCRvx2K0Vep1FrZ4fPwWPkGBlVoym9tjZAtnQqxWOhCeU/PaaguaT/4GfKgDA nGNDJB7hbGENKD2Yl2A+sgEd0y8SuTp66+/VMKG+3mylR3RXNPGXo9R6GyWDNAVPuf7Bl26TGl9+s mCbRByJ9IETAvpdAY5CQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tvQU2-0000000DaBw-2ysl; Fri, 21 Mar 2025 00:43:34 +0000 Received: from nyc.source.kernel.org ([147.75.193.91]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tvQ5W-0000000DXSR-0LOY for linux-arm-kernel@lists.infradead.org; Fri, 21 Mar 2025 00:18:15 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id CCE81A49752; Fri, 21 Mar 2025 00:12:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 466B6C4CEDD; Fri, 21 Mar 2025 00:18:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742516292; bh=dvhT1x6Ha/Bw3B4z5pvPJgzucOfIcxXTWrysjR2AUWc=; h=From:Subject:Date:To:Cc:From; b=ulWeySvh8YdBAo7/FElflQU0cGv8AA20m4HLZdkoA/G0jaO29R1WxRZN9tomWe3ft nCV2poG9HtnDyGz3W41YCYbZr8OSkyVgNa5eB9n7IL3amiq4fq9U0fdb1IpagzRETs tqCQOEGkNGPnIJjBCyaN286fdpkKCKaWI0rPMlsryyltpyI9ifi6HiUG9SWZTABmSG j15B5be0Up73FYtoCKUrxoHmO1CYJxOA8yqHCsOg/dSVpw/5ptPY5XjnFnYRcDlPGf 4vkHyk49TtOQKqkyhOq8prmCXHD1wx/X1DxF8psoDeJbhjzUmvBYa7lk5GNrG9DYuO APqGmG5HPeQ2Q== From: Mark Brown <broonie@kernel.org> Subject: [PATCH 6.6 0/8] KVM: arm64: Backport of SVE fixes to v6.6 Date: Fri, 21 Mar 2025 00:16:00 +0000 Message-Id: <20250321-stable-sve-6-6-v1-0-0b3a6a14ea53@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAMGv3GcC/x2MywqAIBAAfyX2nGEL2uNXooPVVgth4YYE0r8nM ac5zCQQCkwCfZEgUGTh02epywLm3fmNFC/ZATUajdgoud10kJJIymao6czSGrQ4dZCjK9DKzz8 cwFYWxvf9AOgK1oFlAAAA X-Change-ID: 20250227-stable-sve-6-6-e795d85262b9 To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Marc Zyngier <maz@kernel.org>, Oliver Upton <oliver.upton@linux.dev>, James Morse <james.morse@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Mark Brown <broonie@kernel.org>, Fuad Tabba <tabba@google.com>, James Clark <james.clark@linaro.org>, Mark Rutland <mark.rutland@arm.com>, Eric Auger <eauger@redhat.com>, Wilco Dijkstra <wilco.dijkstra@arm.com>, Eric Auger <eric.auger@redhat.com>, Florian Weimer <fweimer@redhat.com>, Jeremy Linton <jeremy.linton@arm.com>, Paolo Bonzini <pbonzini@redhat.com> X-Mailer: b4 0.15-dev-1b0d6 X-Developer-Signature: v=1; a=openpgp-sha256; l=1590; i=broonie@kernel.org; h=from:subject:message-id; bh=dvhT1x6Ha/Bw3B4z5pvPJgzucOfIcxXTWrysjR2AUWc=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBn3LA5cYCOUGD0j+Pj7wZW0yOsmn9hdBQ6c+Yp9hER gFqRXaSJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZ9ywOQAKCRAk1otyXVSH0JFQB/ 99tT28/FPj3pkLM6WxUVEfV8quAOG9hreLrrKJnwNip1y07g9HgpGljI3C1zEfjxGHrjowI+kOJ3m5 t7J4JeSyZE/l94QN3DwbUJg/dcKFbtN+CynVntKX35HHDiy986dwPLY574Vhsk+XH9JNfWoHYYJl+8 9lfiMaIR/eg4T76w50kpNCY2Pg814uTdzdM8K3OPjyOFS34aWeYP/9JbLo/zLjgQwy+dH8+6fdJjE8 75AC7++QyqsQ1ZSDL0bpcx+oj+SusDNkplAnNt1P6Wod5ryrduFMo9uqKpa41vxmWFw+Sy0GMfCCtk gmTQ7FlaN+ROWODLt49p9UywFxhcLX 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-20250320_171814_257856_29E34948 X-CRM114-Status: UNSURE ( 8.44 ) X-CRM114-Notice: Please train this message. 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KVM: arm64: Backport of SVE fixes to v6.6
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This series backports some recent fixes for SVE/KVM interactions from Mark Rutland to v6.6. Signed-off-by: Mark Brown <broonie@kernel.org> --- 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 | 7 +-- arch/arm64/include/asm/kvm_hyp.h | 1 + arch/arm64/kernel/fpsimd.c | 25 -------- arch/arm64/kvm/arm.c | 1 - arch/arm64/kvm/fpsimd.c | 89 +++++---------------------- arch/arm64/kvm/hyp/entry.S | 5 ++ arch/arm64/kvm/hyp/include/hyp/switch.h | 106 +++++++++++++++++++++----------- arch/arm64/kvm/hyp/nvhe/hyp-main.c | 15 +---- arch/arm64/kvm/hyp/nvhe/pkvm.c | 29 +-------- arch/arm64/kvm/hyp/nvhe/switch.c | 106 ++++++++++++++++++++++---------- arch/arm64/kvm/hyp/vhe/switch.c | 13 ++-- arch/arm64/kvm/reset.c | 3 + 12 files changed, 182 insertions(+), 218 deletions(-) --- base-commit: 594a1dd5138a6bbaa1697e5648cce23d2520eba9 change-id: 20250227-stable-sve-6-6-e795d85262b9 Best regards,