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authorPaolo Bonzini <pbonzini@redhat.com>2024-05-12 10:18:44 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2024-05-12 10:18:44 +0300
commit7d41e24da29a83acc52a78a68aa515dd76e41cc1 (patch)
tree4ab35b9e1c69ff5b454844a0df16ee483ffc1f2d /tools/testing/selftests/kvm/arch_timer.c
parent5a1c72e07e830dda424f2929332a1435c9736da3 (diff)
parent51937f2aae186e335175dde78279aaf0cb5e72ae (diff)
downloadlinux-7d41e24da29a83acc52a78a68aa515dd76e41cc1.tar.xz
Merge tag 'kvm-x86-misc-6.10' of https://github.com/kvm-x86/linux into HEAD
KVM x86 misc changes for 6.10: - Advertise the max mappable GPA in the "guest MAXPHYADDR" CPUID field, which is unused by hardware, so that KVM can communicate its inability to map GPAs that set bits 51:48 due to lack of 5-level paging. Guest firmware is expected to use the information to safely remap BARs in the uppermost GPA space, i.e to avoid placing a BAR at a legal, but unmappable, GPA. - Use vfree() instead of kvfree() for allocations that always use vcalloc() or __vcalloc(). - Don't completely ignore same-value writes to immutable feature MSRs, as doing so results in KVM failing to reject accesses to MSR that aren't supposed to exist given the vCPU model and/or KVM configuration. - Don't mark APICv as being inhibited due to ABSENT if APICv is disabled KVM-wide to avoid confusing debuggers (KVM will never bother clearing the ABSENT inhibit, even if userspace enables in-kernel local APIC).
Diffstat (limited to 'tools/testing/selftests/kvm/arch_timer.c')
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