diff options
| author | Alexander Graf <agraf@suse.de> | 2012-08-15 01:38:43 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2012-10-05 23:38:48 +0200 |
| commit | 166a2b7000c388aee81168987ce2eddb6783f550 (patch) | |
| tree | 2d7bf8d120fabde1b7e5f0b9d6fc14f2b1247f5e | |
| parent | 50c871edf59b4585fd2c17acfe4e7cd3752418b7 (diff) | |
KVM: PPC: Use symbols for exit trace
Exit traces are a lot easier to read when you don't have to remember
cryptic numbers for guest exit reasons. Symbolify them in our trace
output.
Signed-off-by: Alexander Graf <agraf@suse.de>
| -rw-r--r-- | arch/powerpc/kvm/trace.h | 58 |
1 files changed, 56 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/trace.h b/arch/powerpc/kvm/trace.h index cb2780a42fd8..519aba8bb3d3 100644 --- a/arch/powerpc/kvm/trace.h +++ b/arch/powerpc/kvm/trace.h @@ -31,6 +31,60 @@ TRACE_EVENT(kvm_ppc_instr, __entry->inst, __entry->pc, __entry->emulate) ); +#ifdef CONFIG_PPC_BOOK3S +#define kvm_trace_symbol_exit \ + {0x100, "SYSTEM_RESET"}, \ + {0x200, "MACHINE_CHECK"}, \ + {0x300, "DATA_STORAGE"}, \ + {0x380, "DATA_SEGMENT"}, \ + {0x400, "INST_STORAGE"}, \ + {0x480, "INST_SEGMENT"}, \ + {0x500, "EXTERNAL"}, \ + {0x501, "EXTERNAL_LEVEL"}, \ + {0x502, "EXTERNAL_HV"}, \ + {0x600, "ALIGNMENT"}, \ + {0x700, "PROGRAM"}, \ + {0x800, "FP_UNAVAIL"}, \ + {0x900, "DECREMENTER"}, \ + {0x980, "HV_DECREMENTER"}, \ + {0xc00, "SYSCALL"}, \ + {0xd00, "TRACE"}, \ + {0xe00, "H_DATA_STORAGE"}, \ + {0xe20, "H_INST_STORAGE"}, \ + {0xe40, "H_EMUL_ASSIST"}, \ + {0xf00, "PERFMON"}, \ + {0xf20, "ALTIVEC"}, \ + {0xf40, "VSX"} +#else +#define kvm_trace_symbol_exit \ + {0, "CRITICAL"}, \ + {1, "MACHINE_CHECK"}, \ + {2, "DATA_STORAGE"}, \ + {3, "INST_STORAGE"}, \ + {4, "EXTERNAL"}, \ + {5, "ALIGNMENT"}, \ + {6, "PROGRAM"}, \ + {7, "FP_UNAVAIL"}, \ + {8, "SYSCALL"}, \ + {9, "AP_UNAVAIL"}, \ + {10, "DECREMENTER"}, \ + {11, "FIT"}, \ + {12, "WATCHDOG"}, \ + {13, "DTLB_MISS"}, \ + {14, "ITLB_MISS"}, \ + {15, "DEBUG"}, \ + {32, "SPE_UNAVAIL"}, \ + {33, "SPE_FP_DATA"}, \ + {34, "SPE_FP_ROUND"}, \ + {35, "PERFORMANCE_MONITOR"}, \ + {36, "DOORBELL"}, \ + {37, "DOORBELL_CRITICAL"}, \ + {38, "GUEST_DBELL"}, \ + {39, "GUEST_DBELL_CRIT"}, \ + {40, "HV_SYSCALL"}, \ + {41, "HV_PRIV"} +#endif + TRACE_EVENT(kvm_exit, TP_PROTO(unsigned int exit_nr, struct kvm_vcpu *vcpu), TP_ARGS(exit_nr, vcpu), @@ -62,7 +116,7 @@ TRACE_EVENT(kvm_exit, __entry->last_inst = vcpu->arch.last_inst; ), - TP_printk("exit=0x%x" + TP_printk("exit=%s" " | pc=0x%lx" " | msr=0x%lx" " | dar=0x%lx" @@ -71,7 +125,7 @@ TRACE_EVENT(kvm_exit, #endif " | last_inst=0x%lx" , - __entry->exit_nr, + __print_symbolic(__entry->exit_nr, kvm_trace_symbol_exit), __entry->pc, __entry->msr, __entry->dar, |