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KVM: arm64: Move vcpu ON_UNSUPPORTED_CPU flag to the state flag set

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The ON_UNSUPPORTED_CPU flag is only there to track the sad fact
that we have ended-up on a CPU where we cannot really run.

Since this is only for the host kernel's use, move it to the state
set.

Reviewed-by: Fuad Tabba <tabba@google.com>
Reviewed-by: Reiji Watanabe <reijiw@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Marc Zyngier 2022-05-28 12:38:21 +01:00
parent 0affa37fcd
commit aff3ccd732
1 changed files with 5 additions and 4 deletions
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9
arch/arm64/include/asm/kvm_host.h
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@ -519,6 +519,8 @@ struct kvm_vcpu_arch {
#define HOST_SVE_ENABLED __vcpu_single_flag(sflags, BIT(0))
/* SME enabled for EL0 */
#define HOST_SME_ENABLED __vcpu_single_flag(sflags, BIT(1))
/* Physical CPU not in supported_cpus */
#define ON_UNSUPPORTED_CPU __vcpu_single_flag(sflags, BIT(2))
/* Pointer to the vcpu's SVE FFR for sve_{save,load}_state() */
#define vcpu_sve_pffr(vcpu) (kern_hyp_va((vcpu)->arch.sve_state) + \
@ -541,7 +543,6 @@ struct kvm_vcpu_arch {
})
/* vcpu_arch flags field values: */
#define KVM_ARM64_ON_UNSUPPORTED_CPU (1 << 15) /* Physical CPU not in supported_cpus */
#define KVM_ARM64_WFIT (1 << 17) /* WFIT instruction trapped */
#define KVM_GUESTDBG_VALID_MASK (KVM_GUESTDBG_ENABLE | \
KVM_GUESTDBG_USE_SW_BP | \
@ -561,13 +562,13 @@ struct kvm_vcpu_arch {
#endif
#define vcpu_on_unsupported_cpu(vcpu) \
((vcpu)->arch.flags & KVM_ARM64_ON_UNSUPPORTED_CPU)
vcpu_get_flag(vcpu, ON_UNSUPPORTED_CPU)
#define vcpu_set_on_unsupported_cpu(vcpu) \
((vcpu)->arch.flags |= KVM_ARM64_ON_UNSUPPORTED_CPU)
vcpu_set_flag(vcpu, ON_UNSUPPORTED_CPU)
#define vcpu_clear_on_unsupported_cpu(vcpu) \
((vcpu)->arch.flags &= ~KVM_ARM64_ON_UNSUPPORTED_CPU)
vcpu_clear_flag(vcpu, ON_UNSUPPORTED_CPU)
#define vcpu_gp_regs(v) (&(v)->arch.ctxt.regs)