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kernel_samsung_a34x-permissive/arch/s390/kvm/trace-s390.h
Fede2782 c05564c4d8
Import A346BXXU1AWB9 kernel source 
Android 13
2024-04-28 15:49:01 +02:00

341 lines
8.2 KiB
C
Executable file
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/* SPDX-License-Identifier: GPL-2.0 */
#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
/*
* The TRACE_SYSTEM_VAR defaults to TRACE_SYSTEM, but must be a
* legitimate C variable. It is not exported to user space.
*/
#undef TRACE_SYSTEM_VAR
#define TRACE_SYSTEM_VAR kvm_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 0x%pK, sie block at 0x%pK",
__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 point for start and stop of vpcus.
*/
TRACE_EVENT(kvm_s390_vcpu_start_stop,
TP_PROTO(unsigned int id, int state),
TP_ARGS(id, state),
TP_STRUCT__entry(
__field(unsigned int, id)
__field(int, state)
),
TP_fast_assign(
__entry->id = id;
__entry->state = state;
),
TP_printk("%s cpu %d", __entry->state ? "starting" : "stopping",
__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_PFAULT_INIT, "pfault init"}, \
{KVM_S390_INT_PFAULT_DONE, "pfault done"}, \
{KVM_S390_MCHK, "machine check"}, \
{KVM_S390_INT_CLOCK_COMP, "clock comparator"}, \
{KVM_S390_INT_CPU_TIMER, "cpu timer"}, \
{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"}
#define get_irq_name(__type) \
(__type > KVM_S390_INT_IO_MAX ? \
__print_symbolic(__type, kvm_s390_int_type) : \
(__type & KVM_S390_INT_IO_AI_MASK ? \
"adapter I/O interrupt" : "subchannel I/O interrupt"))
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, get_irq_name(__entry->inttype),
__entry->parm, __entry->parm64)
);
TRACE_EVENT(kvm_s390_inject_vcpu,
TP_PROTO(unsigned int id, __u64 type, __u32 parm, __u64 parm64),
TP_ARGS(id, type, parm, parm64),
TP_STRUCT__entry(
__field(int, id)
__field(__u32, inttype)
__field(__u32, parm)
__field(__u64, parm64)
),
TP_fast_assign(
__entry->id = id;
__entry->inttype = type & 0x00000000ffffffff;
__entry->parm = parm;
__entry->parm64 = parm64;
),
TP_printk("inject (vcpu %d): type:%x (%s) parm:%x parm64:%llx",
__entry->id, __entry->inttype,
get_irq_name(__entry->inttype), __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,
get_irq_name(__entry->inttype), __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 char stop_irq, unsigned char flags),
TP_ARGS(stop_irq, flags),
TP_STRUCT__entry(
__field(unsigned char, stop_irq)
__field(unsigned char, flags)
),
TP_fast_assign(
__entry->stop_irq = stop_irq;
__entry->flags = flags;
),
TP_printk("stop request, stop irq = %u, flags = %08x",
__entry->stop_irq, __entry->flags)
);
/*
* 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 @ %pK)\n",
__entry->kvm)
);
/*
* Trace point for enabling and disabling interlocking-and-broadcasting
* suppression.
*/
TRACE_EVENT(kvm_s390_enable_disable_ibs,
TP_PROTO(unsigned int id, int state),
TP_ARGS(id, state),
TP_STRUCT__entry(
__field(unsigned int, id)
__field(int, state)
),
TP_fast_assign(
__entry->id = id;
__entry->state = state;
),
TP_printk("%s ibs on cpu %d",
__entry->state ? "enabling" : "disabling", __entry->id)
);
/*
* Trace point for modifying ais mode for a given isc.
*/
TRACE_EVENT(kvm_s390_modify_ais_mode,
TP_PROTO(__u8 isc, __u16 from, __u16 to),
TP_ARGS(isc, from, to),
TP_STRUCT__entry(
__field(__u8, isc)
__field(__u16, from)
__field(__u16, to)
),
TP_fast_assign(
__entry->isc = isc;
__entry->from = from;
__entry->to = to;
),
TP_printk("for isc %x, modifying interruption mode from %s to %s",
__entry->isc,
(__entry->from == KVM_S390_AIS_MODE_ALL) ?
"ALL-Interruptions Mode" :
(__entry->from == KVM_S390_AIS_MODE_SINGLE) ?
"Single-Interruption Mode" : "No-Interruptions Mode",
(__entry->to == KVM_S390_AIS_MODE_ALL) ?
"ALL-Interruptions Mode" :
(__entry->to == KVM_S390_AIS_MODE_SINGLE) ?
"Single-Interruption Mode" : "No-Interruptions Mode")
);
/*
* Trace point for suppressed adapter I/O interrupt.
*/
TRACE_EVENT(kvm_s390_airq_suppressed,
TP_PROTO(__u32 id, __u8 isc),
TP_ARGS(id, isc),
TP_STRUCT__entry(
__field(__u32, id)
__field(__u8, isc)
),
TP_fast_assign(
__entry->id = id;
__entry->isc = isc;
),
TP_printk("adapter I/O interrupt suppressed (id:%x isc:%x)",
__entry->id, __entry->isc)
);
#endif /* _TRACE_KVMS390_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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