trace-s390.h
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#if !defined(_TRACE_KVMS390_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVMS390_H
#include <linux/tracepoint.h>
#undef TRACE_SYSTEM
#define TRACE_SYSTEM kvm-s390
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE trace-s390
/*
* Trace point for the creation of the kvm instance.
*/
TRACE_EVENT(kvm_s390_create_vm,
TP_PROTO(unsigned long type),
TP_ARGS(type),
TP_STRUCT__entry(
__field(unsigned long, type)
),
TP_fast_assign(
__entry->type = type;
),
TP_printk("create vm%s",
__entry->type & KVM_VM_S390_UCONTROL ? " (UCONTROL)" : "")
);
/*
* Trace points for creation and destruction of vpcus.
*/
TRACE_EVENT(kvm_s390_create_vcpu,
TP_PROTO(unsigned int id, struct kvm_vcpu *vcpu,
struct kvm_s390_sie_block *sie_block),
TP_ARGS(id, vcpu, sie_block),
TP_STRUCT__entry(
__field(unsigned int, id)
__field(struct kvm_vcpu *, vcpu)
__field(struct kvm_s390_sie_block *, sie_block)
),
TP_fast_assign(
__entry->id = id;
__entry->vcpu = vcpu;
__entry->sie_block = sie_block;
),
TP_printk("create cpu %d at %p, sie block at %p", __entry->id,
__entry->vcpu, __entry->sie_block)
);
TRACE_EVENT(kvm_s390_destroy_vcpu,
TP_PROTO(unsigned int id),
TP_ARGS(id),
TP_STRUCT__entry(
__field(unsigned int, id)
),
TP_fast_assign(
__entry->id = id;
),
TP_printk("destroy cpu %d", __entry->id)
);
/*
* Trace points for injection of interrupts, either per machine or
* per vcpu.
*/
#define kvm_s390_int_type \
{KVM_S390_SIGP_STOP, "sigp stop"}, \
{KVM_S390_PROGRAM_INT, "program interrupt"}, \
{KVM_S390_SIGP_SET_PREFIX, "sigp set prefix"}, \
{KVM_S390_RESTART, "sigp restart"}, \
{KVM_S390_INT_VIRTIO, "virtio interrupt"}, \
{KVM_S390_INT_SERVICE, "sclp interrupt"}, \
{KVM_S390_INT_EMERGENCY, "sigp emergency"}, \
{KVM_S390_INT_EXTERNAL_CALL, "sigp ext call"}
TRACE_EVENT(kvm_s390_inject_vm,
TP_PROTO(__u64 type, __u32 parm, __u64 parm64, int who),
TP_ARGS(type, parm, parm64, who),
TP_STRUCT__entry(
__field(__u32, inttype)
__field(__u32, parm)
__field(__u64, parm64)
__field(int, who)
),
TP_fast_assign(
__entry->inttype = type & 0x00000000ffffffff;
__entry->parm = parm;
__entry->parm64 = parm64;
__entry->who = who;
),
TP_printk("inject%s: type:%x (%s) parm:%x parm64:%llx",
(__entry->who == 1) ? " (from kernel)" :
(__entry->who == 2) ? " (from user)" : "",
__entry->inttype,
__print_symbolic(__entry->inttype, kvm_s390_int_type),
__entry->parm, __entry->parm64)
);
TRACE_EVENT(kvm_s390_inject_vcpu,
TP_PROTO(unsigned int id, __u64 type, __u32 parm, __u64 parm64, \
int who),
TP_ARGS(id, type, parm, parm64, who),
TP_STRUCT__entry(
__field(int, id)
__field(__u32, inttype)
__field(__u32, parm)
__field(__u64, parm64)
__field(int, who)
),
TP_fast_assign(
__entry->id = id;
__entry->inttype = type & 0x00000000ffffffff;
__entry->parm = parm;
__entry->parm64 = parm64;
__entry->who = who;
),
TP_printk("inject%s (vcpu %d): type:%x (%s) parm:%x parm64:%llx",
(__entry->who == 1) ? " (from kernel)" :
(__entry->who == 2) ? " (from user)" : "",
__entry->id, __entry->inttype,
__print_symbolic(__entry->inttype, kvm_s390_int_type),
__entry->parm, __entry->parm64)
);
/*
* Trace point for the actual delivery of interrupts.
*/
TRACE_EVENT(kvm_s390_deliver_interrupt,
TP_PROTO(unsigned int id, __u64 type, __u64 data0, __u64 data1),
TP_ARGS(id, type, data0, data1),
TP_STRUCT__entry(
__field(int, id)
__field(__u32, inttype)
__field(__u64, data0)
__field(__u64, data1)
),
TP_fast_assign(
__entry->id = id;
__entry->inttype = type & 0x00000000ffffffff;
__entry->data0 = data0;
__entry->data1 = data1;
),
TP_printk("deliver interrupt (vcpu %d): type:%x (%s) " \
"data:%08llx %016llx",
__entry->id, __entry->inttype,
__print_symbolic(__entry->inttype, kvm_s390_int_type),
__entry->data0, __entry->data1)
);
/*
* Trace point for resets that may be requested from userspace.
*/
TRACE_EVENT(kvm_s390_request_resets,
TP_PROTO(__u64 resets),
TP_ARGS(resets),
TP_STRUCT__entry(
__field(__u64, resets)
),
TP_fast_assign(
__entry->resets = resets;
),
TP_printk("requesting userspace resets %llx",
__entry->resets)
);
/*
* Trace point for a vcpu's stop requests.
*/
TRACE_EVENT(kvm_s390_stop_request,
TP_PROTO(unsigned int action_bits),
TP_ARGS(action_bits),
TP_STRUCT__entry(
__field(unsigned int, action_bits)
),
TP_fast_assign(
__entry->action_bits = action_bits;
),
TP_printk("stop request, action_bits = %08x",
__entry->action_bits)
);
/*
* Trace point for enabling channel I/O instruction support.
*/
TRACE_EVENT(kvm_s390_enable_css,
TP_PROTO(void *kvm),
TP_ARGS(kvm),
TP_STRUCT__entry(
__field(void *, kvm)
),
TP_fast_assign(
__entry->kvm = kvm;
),
TP_printk("enabling channel I/O support (kvm @ %p)\n",
__entry->kvm)
);
#endif /* _TRACE_KVMS390_H */
/* This part must be outside protection */
#include <trace/define_trace.h>