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#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_KVM_H #include <linux/tracepoint.h> #include <asm/sigp.h> #include <asm/debug.h> #include <asm/dis.h> #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm #define TRACE_INCLUDE_PATH . #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE trace /* * Helpers for vcpu-specific tracepoints containing the same information * as s390dbf VCPU_EVENTs. */ #define VCPU_PROTO_COMMON struct kvm_vcpu *vcpu #define VCPU_ARGS_COMMON vcpu #define VCPU_FIELD_COMMON __field(int, id) \ __field(unsigned long, pswmask) \ __field(unsigned long, pswaddr) #define VCPU_ASSIGN_COMMON do { \ __entry->id = vcpu->vcpu_id; \ __entry->pswmask = vcpu->arch.sie_block->gpsw.mask; \ __entry->pswaddr = vcpu->arch.sie_block->gpsw.addr; \ } while (0); #define VCPU_TP_PRINTK(p_str, p_args...) \ TP_printk("%02d[%016lx-%016lx]: " p_str, __entry->id, \ __entry->pswmask, __entry->pswaddr, p_args) /* * Tracepoints for SIE entry and exit. */ TRACE_EVENT(kvm_s390_sie_enter, TP_PROTO(VCPU_PROTO_COMMON, int cpuflags), TP_ARGS(VCPU_ARGS_COMMON, cpuflags), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(int, cpuflags) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->cpuflags = cpuflags; ), VCPU_TP_PRINTK("entering sie flags %x", __entry->cpuflags) ); TRACE_EVENT(kvm_s390_sie_fault, TP_PROTO(VCPU_PROTO_COMMON), TP_ARGS(VCPU_ARGS_COMMON), TP_STRUCT__entry( VCPU_FIELD_COMMON ), TP_fast_assign( VCPU_ASSIGN_COMMON ), VCPU_TP_PRINTK("%s", "fault in sie instruction") ); #define sie_intercept_code \ {0x04, "Instruction"}, \ {0x08, "Program interruption"}, \ {0x0C, "Instruction and program interruption"}, \ {0x10, "External request"}, \ {0x14, "External interruption"}, \ {0x18, "I/O request"}, \ {0x1C, "Wait state"}, \ {0x20, "Validity"}, \ {0x28, "Stop request"} TRACE_EVENT(kvm_s390_sie_exit, TP_PROTO(VCPU_PROTO_COMMON, u8 icptcode), TP_ARGS(VCPU_ARGS_COMMON, icptcode), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(u8, icptcode) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->icptcode = icptcode; ), VCPU_TP_PRINTK("exit sie icptcode %d (%s)", __entry->icptcode, __print_symbolic(__entry->icptcode, sie_intercept_code)) ); /* * Trace point for intercepted instructions. */ TRACE_EVENT(kvm_s390_intercept_instruction, TP_PROTO(VCPU_PROTO_COMMON, __u16 ipa, __u32 ipb), TP_ARGS(VCPU_ARGS_COMMON, ipa, ipb), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(__u64, instruction) __field(char, insn[8]) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->instruction = ((__u64)ipa << 48) | ((__u64)ipb << 16); ), VCPU_TP_PRINTK("intercepted instruction %016llx (%s)", __entry->instruction, insn_to_mnemonic((unsigned char *) &__entry->instruction, __entry->insn, sizeof(__entry->insn)) ? "unknown" : __entry->insn) ); /* * Trace point for intercepted program interruptions. */ TRACE_EVENT(kvm_s390_intercept_prog, TP_PROTO(VCPU_PROTO_COMMON, __u16 code), TP_ARGS(VCPU_ARGS_COMMON, code), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(__u16, code) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->code = code; ), VCPU_TP_PRINTK("intercepted program interruption %04x", __entry->code) ); /* * Trace point for validity intercepts. */ TRACE_EVENT(kvm_s390_intercept_validity, TP_PROTO(VCPU_PROTO_COMMON, __u16 viwhy), TP_ARGS(VCPU_ARGS_COMMON, viwhy), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(__u16, viwhy) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->viwhy = viwhy; ), VCPU_TP_PRINTK("got validity intercept %04x", __entry->viwhy) ); /* * Trace points for instructions that are of special interest. */ #define sigp_order_codes \ {SIGP_SENSE, "sense"}, \ {SIGP_EXTERNAL_CALL, "external call"}, \ {SIGP_EMERGENCY_SIGNAL, "emergency signal"}, \ {SIGP_STOP, "stop"}, \ {SIGP_STOP_AND_STORE_STATUS, "stop and store status"}, \ {SIGP_SET_ARCHITECTURE, "set architecture"}, \ {SIGP_SET_PREFIX, "set prefix"}, \ {SIGP_STORE_STATUS_AT_ADDRESS, "store status at addr"}, \ {SIGP_SENSE_RUNNING, "sense running"}, \ {SIGP_RESTART, "restart"} TRACE_EVENT(kvm_s390_handle_sigp, TP_PROTO(VCPU_PROTO_COMMON, __u8 order_code, __u16 cpu_addr, \ __u32 parameter), TP_ARGS(VCPU_ARGS_COMMON, order_code, cpu_addr, parameter), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(__u8, order_code) __field(__u16, cpu_addr) __field(__u32, parameter) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->order_code = order_code; __entry->cpu_addr = cpu_addr; __entry->parameter = parameter; ), VCPU_TP_PRINTK("handle sigp order %02x (%s), cpu address %04x, " \ "parameter %08x", __entry->order_code, __print_symbolic(__entry->order_code, sigp_order_codes), __entry->cpu_addr, __entry->parameter) ); #define diagnose_codes \ {0x10, "release pages"}, \ {0x44, "time slice end"}, \ {0x308, "ipl functions"}, \ {0x500, "kvm hypercall"}, \ {0x501, "kvm breakpoint"} TRACE_EVENT(kvm_s390_handle_diag, TP_PROTO(VCPU_PROTO_COMMON, __u16 code), TP_ARGS(VCPU_ARGS_COMMON, code), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(__u16, code) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->code = code; ), VCPU_TP_PRINTK("handle diagnose call %04x (%s)", __entry->code, __print_symbolic(__entry->code, diagnose_codes)) ); TRACE_EVENT(kvm_s390_handle_lctl, TP_PROTO(VCPU_PROTO_COMMON, int g, int reg1, int reg3, u64 addr), TP_ARGS(VCPU_ARGS_COMMON, g, reg1, reg3, addr), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(int, g) __field(int, reg1) __field(int, reg3) __field(u64, addr) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->g = g; __entry->reg1 = reg1; __entry->reg3 = reg3; __entry->addr = addr; ), VCPU_TP_PRINTK("%s: loading cr %x-%x from %016llx", __entry->g ? "lctlg" : "lctl", __entry->reg1, __entry->reg3, __entry->addr) ); TRACE_EVENT(kvm_s390_handle_prefix, TP_PROTO(VCPU_PROTO_COMMON, int set, u32 address), TP_ARGS(VCPU_ARGS_COMMON, set, address), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(int, set) __field(u32, address) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->set = set; __entry->address = address; ), VCPU_TP_PRINTK("%s prefix to %08x", __entry->set ? "setting" : "storing", __entry->address) ); TRACE_EVENT(kvm_s390_handle_stap, TP_PROTO(VCPU_PROTO_COMMON, u64 address), TP_ARGS(VCPU_ARGS_COMMON, address), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(u64, address) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->address = address; ), VCPU_TP_PRINTK("storing cpu address to %016llx", __entry->address) ); TRACE_EVENT(kvm_s390_handle_stfl, TP_PROTO(VCPU_PROTO_COMMON, unsigned int facility_list), TP_ARGS(VCPU_ARGS_COMMON, facility_list), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(unsigned int, facility_list) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->facility_list = facility_list; ), VCPU_TP_PRINTK("store facility list value %08x", __entry->facility_list) ); TRACE_EVENT(kvm_s390_handle_stsi, TP_PROTO(VCPU_PROTO_COMMON, int fc, int sel1, int sel2, u64 addr), TP_ARGS(VCPU_ARGS_COMMON, fc, sel1, sel2, addr), TP_STRUCT__entry( VCPU_FIELD_COMMON __field(int, fc) __field(int, sel1) __field(int, sel2) __field(u64, addr) ), TP_fast_assign( VCPU_ASSIGN_COMMON __entry->fc = fc; __entry->sel1 = sel1; __entry->sel2 = sel2; __entry->addr = addr; ), VCPU_TP_PRINTK("STSI %d.%d.%d information stored to %016llx", __entry->fc, __entry->sel1, __entry->sel2, __entry->addr) ); #endif /* _TRACE_KVM_H */ /* This part must be outside protection */ #include <trace/define_trace.h>
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