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authorLinus Torvalds <torvalds@linux-foundation.org>2022-01-16 16:15:14 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-16 16:15:14 +0200
commit79e06c4c4950be2abd8ca5d2428a8c915aa62c24 (patch)
tree0507ef82aa3c7766b7b19163a0351882b7d7c5b5
parentcb3f09f9afe5286c0aed7a1c5cc71495de166efb (diff)
parentc862dcd199759d4a45e65dab47b03e3e8a144e3a (diff)
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull kvm updates from Paolo Bonzini: "RISCV: - Use common KVM implementation of MMU memory caches - SBI v0.2 support for Guest - Initial KVM selftests support - Fix to avoid spurious virtual interrupts after clearing hideleg CSR - Update email address for Anup and Atish ARM: - Simplification of the 'vcpu first run' by integrating it into KVM's 'pid change' flow - Refactoring of the FP and SVE state tracking, also leading to a simpler state and less shared data between EL1 and EL2 in the nVHE case - Tidy up the header file usage for the nvhe hyp object - New HYP unsharing mechanism, finally allowing pages to be unmapped from the Stage-1 EL2 page-tables - Various pKVM cleanups around refcounting and sharing - A couple of vgic fixes for bugs that would trigger once the vcpu xarray rework is merged, but not sooner - Add minimal support for ARMv8.7's PMU extension - Rework kvm_pgtable initialisation ahead of the NV work - New selftest for IRQ injection - Teach selftests about the lack of default IPA space and page sizes - Expand sysreg selftest to deal with Pointer Authentication - The usual bunch of cleanups and doc update s390: - fix sigp sense/start/stop/inconsistency - cleanups x86: - Clean up some function prototypes more - improved gfn_to_pfn_cache with proper invalidation, used by Xen emulation - add KVM_IRQ_ROUTING_XEN_EVTCHN and event channel delivery - completely remove potential TOC/TOU races in nested SVM consistency checks - update some PMCs on emulated instructions - Intel AMX support (joint work between Thomas and Intel) - large MMU cleanups - module parameter to disable PMU virtualization - cleanup register cache - first part of halt handling cleanups - Hyper-V enlightened MSR bitmap support for nested hypervisors Generic: - clean up Makefiles - introduce CONFIG_HAVE_KVM_DIRTY_RING - optimize memslot lookup using a tree - optimize vCPU array usage by converting to xarray" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (268 commits) x86/fpu: Fix inline prefix warnings selftest: kvm: Add amx selftest selftest: kvm: Move struct kvm_x86_state to header selftest: kvm: Reorder vcpu_load_state steps for AMX kvm: x86: Disable interception for IA32_XFD on demand x86/fpu: Provide fpu_sync_guest_vmexit_xfd_state() kvm: selftests: Add support for KVM_CAP_XSAVE2 kvm: x86: Add support for getting/setting expanded xstate buffer x86/fpu: Add uabi_size to guest_fpu kvm: x86: Add CPUID support for Intel AMX kvm: x86: Add XCR0 support for Intel AMX kvm: x86: Disable RDMSR interception of IA32_XFD_ERR kvm: x86: Emulate IA32_XFD_ERR for guest kvm: x86: Intercept #NM for saving IA32_XFD_ERR x86/fpu: Prepare xfd_err in struct fpu_guest kvm: x86: Add emulation for IA32_XFD x86/fpu: Provide fpu_update_guest_xfd() for IA32_XFD emulation kvm: x86: Enable dynamic xfeatures at KVM_SET_CPUID2 x86/fpu: Provide fpu_enable_guest_xfd_features() for KVM x86/fpu: Add guest support to xfd_enable_feature() ...
-rw-r--r--.mailmap2
-rw-r--r--Documentation/virt/kvm/api.rst85
-rw-r--r--Documentation/virt/kvm/mmu.rst8
-rw-r--r--MAINTAINERS4
-rw-r--r--arch/arm64/include/asm/kvm_asm.h1
-rw-r--r--arch/arm64/include/asm/kvm_emulate.h4
-rw-r--r--arch/arm64/include/asm/kvm_host.h47
-rw-r--r--arch/arm64/include/asm/kvm_hyp.h1
-rw-r--r--arch/arm64/include/asm/kvm_mmu.h2
-rw-r--r--arch/arm64/include/asm/kvm_pgtable.h30
-rw-r--r--arch/arm64/include/asm/kvm_pkvm.h71
-rw-r--r--arch/arm64/include/asm/mmu.h1
-rw-r--r--arch/arm64/include/asm/sysreg.h1
-rw-r--r--arch/arm64/kernel/asm-offsets.c1
-rw-r--r--arch/arm64/kernel/fpsimd.c6
-rw-r--r--arch/arm64/kvm/.gitignore2
-rw-r--r--arch/arm64/kvm/Kconfig1
-rw-r--r--arch/arm64/kvm/Makefile24
-rw-r--r--arch/arm64/kvm/arch_timer.c13
-rw-r--r--arch/arm64/kvm/arm.c128
-rw-r--r--arch/arm64/kvm/fpsimd.c79
-rw-r--r--arch/arm64/kvm/handle_exit.c5
-rw-r--r--arch/arm64/kvm/hyp/Makefile2
-rw-r--r--arch/arm64/kvm/hyp/fpsimd.S6
-rw-r--r--arch/arm64/kvm/hyp/hyp-constants.c10
-rw-r--r--arch/arm64/kvm/hyp/include/hyp/switch.h30
-rw-r--r--arch/arm64/kvm/hyp/include/nvhe/mem_protect.h6
-rw-r--r--arch/arm64/kvm/hyp/include/nvhe/mm.h59
-rw-r--r--arch/arm64/kvm/hyp/nvhe/early_alloc.c5
-rw-r--r--arch/arm64/kvm/hyp/nvhe/hyp-main.c8
-rw-r--r--arch/arm64/kvm/hyp/nvhe/mem_protect.c505
-rw-r--r--arch/arm64/kvm/hyp/nvhe/mm.c4
-rw-r--r--arch/arm64/kvm/hyp/nvhe/page_alloc.c2
-rw-r--r--arch/arm64/kvm/hyp/nvhe/setup.c25
-rw-r--r--arch/arm64/kvm/hyp/nvhe/switch.c1
-rw-r--r--arch/arm64/kvm/hyp/pgtable.c108
-rw-r--r--arch/arm64/kvm/hyp/vhe/switch.c1
-rw-r--r--arch/arm64/kvm/mmu.c177
-rw-r--r--arch/arm64/kvm/pkvm.c (renamed from arch/arm64/kvm/hyp/reserved_mem.c)8
-rw-r--r--arch/arm64/kvm/pmu-emul.c3
-rw-r--r--arch/arm64/kvm/psci.c10
-rw-r--r--arch/arm64/kvm/reset.c30
-rw-r--r--arch/arm64/kvm/vgic/vgic-init.c12
-rw-r--r--arch/arm64/kvm/vgic/vgic-kvm-device.c2
-rw-r--r--arch/arm64/kvm/vgic/vgic-mmio-v2.c3
-rw-r--r--arch/arm64/kvm/vgic/vgic-mmio-v3.c15
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-rw-r--r--arch/powerpc/kvm/book3s.c14
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-rw-r--r--arch/powerpc/kvm/book3s_64_mmu_hv.c4
-rw-r--r--arch/powerpc/kvm/book3s_hv.c36
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-rw-r--r--arch/powerpc/kvm/book3s_xive_native.c8
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-rw-r--r--arch/powerpc/kvm/powerpc.c24
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