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| author | Xiantao Zhang <xiantao.zhang@intel.com> | 2008-11-21 10:46:12 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2008-12-31 16:54:59 +0200 |
| commit | 5e2be19832ccf93bf731a1758ec9fabf48414584 (patch) | |
| tree | cf595556673ba23880978b1214eb9e43a8cee193 /arch/ia64/kvm/process.c | |
| parent | 7d637978151511148912fe2ea2bac9f9c64f5c35 (diff) | |
| download | blackbird-op-linux-5e2be19832ccf93bf731a1758ec9fabf48414584.tar.gz blackbird-op-linux-5e2be19832ccf93bf731a1758ec9fabf48414584.zip | |
KVM: ia64: Add some debug points to provide crash infomation
Use printk infrastructure to print out some debug info once VM crashes.
Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/ia64/kvm/process.c')
| -rw-r--r-- | arch/ia64/kvm/process.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/ia64/kvm/process.c b/arch/ia64/kvm/process.c index 800817307b7b..cefc349ce354 100644 --- a/arch/ia64/kvm/process.c +++ b/arch/ia64/kvm/process.c @@ -527,7 +527,8 @@ void reflect_interruption(u64 ifa, u64 isr, u64 iim, vector = vec2off[vec]; if (!(vpsr & IA64_PSR_IC) && (vector != IA64_DATA_NESTED_TLB_VECTOR)) { - panic_vm(vcpu); + panic_vm(vcpu, "Interruption with vector :0x%lx occurs " + "with psr.ic = 0\n", vector); return; } @@ -586,7 +587,7 @@ static void set_pal_call_result(struct kvm_vcpu *vcpu) vcpu_set_gr(vcpu, 10, p->u.pal_data.ret.v1, 0); vcpu_set_gr(vcpu, 11, p->u.pal_data.ret.v2, 0); } else - panic_vm(vcpu); + panic_vm(vcpu, "Mis-set for exit reason!\n"); } static void set_sal_call_data(struct kvm_vcpu *vcpu) @@ -614,7 +615,7 @@ static void set_sal_call_result(struct kvm_vcpu *vcpu) vcpu_set_gr(vcpu, 10, p->u.sal_data.ret.r10, 0); vcpu_set_gr(vcpu, 11, p->u.sal_data.ret.r11, 0); } else - panic_vm(vcpu); + panic_vm(vcpu, "Mis-set for exit reason!\n"); } void kvm_ia64_handle_break(unsigned long ifa, struct kvm_pt_regs *regs, @@ -680,7 +681,7 @@ static void generate_exirq(struct kvm_vcpu *vcpu) vpsr = VCPU(vcpu, vpsr); isr = vpsr & IA64_PSR_RI; if (!(vpsr & IA64_PSR_IC)) - panic_vm(vcpu); + panic_vm(vcpu, "Trying to inject one IRQ with psr.ic=0\n"); reflect_interruption(0, isr, 0, 12, regs); /* EXT IRQ */ } |
