diff options
Diffstat (limited to 'kernel/arch/powerpc/kvm/trace.h')
| -rw-r--r-- | kernel/arch/powerpc/kvm/trace.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/kernel/arch/powerpc/kvm/trace.h b/kernel/arch/powerpc/kvm/trace.h new file mode 100644 index 000000000..2e0e67ef3 --- /dev/null +++ b/kernel/arch/powerpc/kvm/trace.h @@ -0,0 +1,122 @@ +#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_KVM_H + +#include <linux/tracepoint.h> + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM kvm +#define TRACE_INCLUDE_PATH . +#define TRACE_INCLUDE_FILE trace + +/* + * Tracepoint for guest mode entry. + */ +TRACE_EVENT(kvm_ppc_instr, + TP_PROTO(unsigned int inst, unsigned long _pc, unsigned int emulate), + TP_ARGS(inst, _pc, emulate), + + TP_STRUCT__entry( + __field( unsigned int, inst ) + __field( unsigned long, pc ) + __field( unsigned int, emulate ) + ), + + TP_fast_assign( + __entry->inst = inst; + __entry->pc = _pc; + __entry->emulate = emulate; + ), + + TP_printk("inst %u pc 0x%lx emulate %u\n", + __entry->inst, __entry->pc, __entry->emulate) +); + +TRACE_EVENT(kvm_stlb_inval, + TP_PROTO(unsigned int stlb_index), + TP_ARGS(stlb_index), + + TP_STRUCT__entry( + __field( unsigned int, stlb_index ) + ), + + TP_fast_assign( + __entry->stlb_index = stlb_index; + ), + + TP_printk("stlb_index %u", __entry->stlb_index) +); + +TRACE_EVENT(kvm_stlb_write, + TP_PROTO(unsigned int victim, unsigned int tid, unsigned int word0, + unsigned int word1, unsigned int word2), + TP_ARGS(victim, tid, word0, word1, word2), + + TP_STRUCT__entry( + __field( unsigned int, victim ) + __field( unsigned int, tid ) + __field( unsigned int, word0 ) + __field( unsigned int, word1 ) + __field( unsigned int, word2 ) + ), + + TP_fast_assign( + __entry->victim = victim; + __entry->tid = tid; + __entry->word0 = word0; + __entry->word1 = word1; + __entry->word2 = word2; + ), + + TP_printk("victim %u tid %u w0 %u w1 %u w2 %u", + __entry->victim, __entry->tid, __entry->word0, + __entry->word1, __entry->word2) +); + +TRACE_EVENT(kvm_gtlb_write, + TP_PROTO(unsigned int gtlb_index, unsigned int tid, unsigned int word0, + unsigned int word1, unsigned int word2), + TP_ARGS(gtlb_index, tid, word0, word1, word2), + + TP_STRUCT__entry( + __field( unsigned int, gtlb_index ) + __field( unsigned int, tid ) + __field( unsigned int, word0 ) + __field( unsigned int, word1 ) + __field( unsigned int, word2 ) + ), + + TP_fast_assign( + __entry->gtlb_index = gtlb_index; + __entry->tid = tid; + __entry->word0 = word0; + __entry->word1 = word1; + __entry->word2 = word2; + ), + + TP_printk("gtlb_index %u tid %u w0 %u w1 %u w2 %u", + __entry->gtlb_index, __entry->tid, __entry->word0, + __entry->word1, __entry->word2) +); + +TRACE_EVENT(kvm_check_requests, + TP_PROTO(struct kvm_vcpu *vcpu), + TP_ARGS(vcpu), + + TP_STRUCT__entry( + __field( __u32, cpu_nr ) + __field( __u32, requests ) + ), + + TP_fast_assign( + __entry->cpu_nr = vcpu->vcpu_id; + __entry->requests = vcpu->requests; + ), + + TP_printk("vcpu=%x requests=%x", + __entry->cpu_nr, __entry->requests) +); + +#endif /* _TRACE_KVM_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> |