diff options
| -rw-r--r-- | arch/arm64/kvm/hyp/switch.c | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/arch/arm64/kvm/hyp/switch.c b/arch/arm64/kvm/hyp/switch.c index e609942ef79c..731f0a2ffee0 100644 --- a/arch/arm64/kvm/hyp/switch.c +++ b/arch/arm64/kvm/hyp/switch.c @@ -210,11 +210,34 @@ __alias(__guest_run) int __kvm_vcpu_run(struct kvm_vcpu *vcpu); static const char __hyp_panic_string[] = "HYP panic:\nPS:%08llx PC:%016llx ESR:%08llx\nFAR:%016llx HPFAR:%016llx PAR:%016llx\nVCPU:%p\n"; -void __hyp_text __noreturn __hyp_panic(void) +static void __hyp_text __hyp_call_panic_nvhe(u64 spsr, u64 elr, u64 par) { unsigned long str_va = (unsigned long)__hyp_panic_string; - u64 spsr = read_sysreg(spsr_el2); - u64 elr = read_sysreg(elr_el2); + + __hyp_do_panic(hyp_kern_va(str_va), + spsr, elr, + read_sysreg(esr_el2), read_sysreg_el2(far), + read_sysreg(hpfar_el2), par, + (void *)read_sysreg(tpidr_el2)); +} + +static void __hyp_text __hyp_call_panic_vhe(u64 spsr, u64 elr, u64 par) +{ + panic(__hyp_panic_string, + spsr, elr, + read_sysreg_el2(esr), read_sysreg_el2(far), + read_sysreg(hpfar_el2), par, + (void *)read_sysreg(tpidr_el2)); +} + +static hyp_alternate_select(__hyp_call_panic, + __hyp_call_panic_nvhe, __hyp_call_panic_vhe, + ARM64_HAS_VIRT_HOST_EXTN); + +void __hyp_text __noreturn __hyp_panic(void) +{ + u64 spsr = read_sysreg_el2(spsr); + u64 elr = read_sysreg_el2(elr); u64 par = read_sysreg(par_el1); if (read_sysreg(vttbr_el2)) { @@ -229,11 +252,7 @@ void __hyp_text __noreturn __hyp_panic(void) } /* Call panic for real */ - __hyp_do_panic(hyp_kern_va(str_va), - spsr, elr, - read_sysreg(esr_el2), read_sysreg(far_el2), - read_sysreg(hpfar_el2), par, - (void *)read_sysreg(tpidr_el2)); + __hyp_call_panic()(spsr, elr, par); unreachable(); } |