KVM: arm64: Rename __check_nv_sr_forward() to triage_sysreg_trap()

__check_nv_sr_forward() is not specific to NV anymore, and does
a lot more. Rename it to triage_sysreg_trap(), making it plain
that its role is to handle where an exception is to be handled.

Reviewed-by: Joey Gouly <joey.gouly@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20240214131827.2856277-17-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
This commit is contained in:
Marc Zyngier 2024-02-14 13:18:17 +00:00 committed by Oliver Upton
parent cc5f84fbb0
commit 085eabaa74
4 changed files with 4 additions and 3 deletions

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@ -60,7 +60,6 @@ static inline u64 translate_ttbr0_el2_to_ttbr0_el1(u64 ttbr0)
return ttbr0 & ~GENMASK_ULL(63, 48);
}
extern bool __check_nv_sr_forward(struct kvm_vcpu *vcpu, int *sr_idx);
int kvm_init_nv_sysregs(struct kvm *kvm);

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@ -2007,7 +2007,7 @@ static bool check_fgt_bit(struct kvm *kvm, bool is_read,
return !(kvm_get_sysreg_res0(kvm, sr) & BIT(tc.bit));
}
bool __check_nv_sr_forward(struct kvm_vcpu *vcpu, int *sr_index)
bool triage_sysreg_trap(struct kvm_vcpu *vcpu, int *sr_index)
{
union trap_config tc;
enum trap_behaviour b;

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@ -3482,7 +3482,7 @@ int kvm_handle_sys_reg(struct kvm_vcpu *vcpu)
trace_kvm_handle_sys_reg(esr);
if (__check_nv_sr_forward(vcpu, &sr_idx))
if (triage_sysreg_trap(vcpu, &sr_idx))
return 1;
params = esr_sys64_to_params(esr);

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@ -233,6 +233,8 @@ int kvm_sys_reg_get_user(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg,
int kvm_sys_reg_set_user(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg,
const struct sys_reg_desc table[], unsigned int num);
bool triage_sysreg_trap(struct kvm_vcpu *vcpu, int *sr_index);
#define AA32(_x) .aarch32_map = AA32_##_x
#define Op0(_x) .Op0 = _x
#define Op1(_x) .Op1 = _x