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Diffstat (limited to 'arch/s390/kvm/trace.h')
-rw-r--r--arch/s390/kvm/trace.h193
1 files changed, 157 insertions, 36 deletions
diff --git a/arch/s390/kvm/trace.h b/arch/s390/kvm/trace.h
index c2f582bb1cb2..aa419eb6a0c8 100644
--- a/arch/s390/kvm/trace.h
+++ b/arch/s390/kvm/trace.h
@@ -1,9 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
#include <linux/tracepoint.h>
-#include <asm/sigp.h>
+#include <asm/sie.h>
#include <asm/debug.h>
+#include <asm/dis.h>
#undef TRACE_SYSTEM
#define TRACE_SYSTEM kvm
@@ -29,6 +31,66 @@
TP_printk("%02d[%016lx-%016lx]: " p_str, __entry->id, \
__entry->pswmask, __entry->pswaddr, p_args)
+TRACE_EVENT(kvm_s390_skey_related_inst,
+ 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", "storage key related instruction")
+ );
+
+TRACE_EVENT(kvm_s390_major_guest_pfault,
+ 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", "major fault, maybe applicable for pfault")
+ );
+
+TRACE_EVENT(kvm_s390_pfault_init,
+ TP_PROTO(VCPU_PROTO_COMMON, long pfault_token),
+ TP_ARGS(VCPU_ARGS_COMMON, pfault_token),
+
+ TP_STRUCT__entry(
+ VCPU_FIELD_COMMON
+ __field(long, pfault_token)
+ ),
+
+ TP_fast_assign(
+ VCPU_ASSIGN_COMMON
+ __entry->pfault_token = pfault_token;
+ ),
+ VCPU_TP_PRINTK("init pfault token %ld", __entry->pfault_token)
+ );
+
+TRACE_EVENT(kvm_s390_pfault_done,
+ TP_PROTO(VCPU_PROTO_COMMON, long pfault_token),
+ TP_ARGS(VCPU_ARGS_COMMON, pfault_token),
+
+ TP_STRUCT__entry(
+ VCPU_FIELD_COMMON
+ __field(long, pfault_token)
+ ),
+
+ TP_fast_assign(
+ VCPU_ASSIGN_COMMON
+ __entry->pfault_token = pfault_token;
+ ),
+ VCPU_TP_PRINTK("done pfault token %ld", __entry->pfault_token)
+ );
+
/*
* Tracepoints for SIE entry and exit.
*/
@@ -64,17 +126,6 @@ TRACE_EVENT(kvm_s390_sie_fault,
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),
@@ -104,7 +155,6 @@ TRACE_EVENT(kvm_s390_intercept_instruction,
TP_STRUCT__entry(
VCPU_FIELD_COMMON
__field(__u64, instruction)
- __field(char, insn[8])
),
TP_fast_assign(
@@ -115,10 +165,8 @@ TRACE_EVENT(kvm_s390_intercept_instruction,
VCPU_TP_PRINTK("intercepted instruction %016llx (%s)",
__entry->instruction,
- insn_to_mnemonic((unsigned char *)
- &__entry->instruction,
- __entry->insn, sizeof(__entry->insn)) ?
- "unknown" : __entry->insn)
+ __print_symbolic(icpt_insn_decoder(__entry->instruction),
+ icpt_insn_codes))
);
/*
@@ -138,8 +186,10 @@ TRACE_EVENT(kvm_s390_intercept_prog,
__entry->code = code;
),
- VCPU_TP_PRINTK("intercepted program interruption %04x",
- __entry->code)
+ VCPU_TP_PRINTK("intercepted program interruption %04x (%s)",
+ __entry->code,
+ __print_symbolic(__entry->code,
+ icpt_prog_codes))
);
/*
@@ -166,17 +216,6 @@ TRACE_EVENT(kvm_s390_intercept_validity,
* 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_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),
@@ -203,12 +242,28 @@ TRACE_EVENT(kvm_s390_handle_sigp,
__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_sigp_pei,
+ TP_PROTO(VCPU_PROTO_COMMON, __u8 order_code, __u16 cpu_addr),
+ TP_ARGS(VCPU_ARGS_COMMON, order_code, cpu_addr),
+
+ TP_STRUCT__entry(
+ VCPU_FIELD_COMMON
+ __field(__u8, order_code)
+ __field(__u16, cpu_addr)
+ ),
+
+ TP_fast_assign(
+ VCPU_ASSIGN_COMMON
+ __entry->order_code = order_code;
+ __entry->cpu_addr = cpu_addr;
+ ),
+
+ VCPU_TP_PRINTK("handle sigp pei order %02x (%s), cpu address %04x",
+ __entry->order_code,
+ __print_symbolic(__entry->order_code,
+ sigp_order_codes),
+ __entry->cpu_addr)
+ );
TRACE_EVENT(kvm_s390_handle_diag,
TP_PROTO(VCPU_PROTO_COMMON, __u16 code),
@@ -253,6 +308,31 @@ TRACE_EVENT(kvm_s390_handle_lctl,
__entry->reg1, __entry->reg3, __entry->addr)
);
+TRACE_EVENT(kvm_s390_handle_stctl,
+ 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: storing cr %x-%x to %016llx",
+ __entry->g ? "stctg" : "stctl",
+ __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),
@@ -335,6 +415,47 @@ TRACE_EVENT(kvm_s390_handle_stsi,
__entry->addr)
);
+TRACE_EVENT(kvm_s390_handle_operexc,
+ 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)
+ ),
+
+ TP_fast_assign(
+ VCPU_ASSIGN_COMMON
+ __entry->instruction = ((__u64)ipa << 48) |
+ ((__u64)ipb << 16);
+ ),
+
+ VCPU_TP_PRINTK("operation exception on instruction %016llx (%s)",
+ __entry->instruction,
+ __print_symbolic(icpt_insn_decoder(__entry->instruction),
+ icpt_insn_codes))
+ );
+
+TRACE_EVENT(kvm_s390_handle_sthyi,
+ TP_PROTO(VCPU_PROTO_COMMON, u64 code, u64 addr),
+ TP_ARGS(VCPU_ARGS_COMMON, code, addr),
+
+ TP_STRUCT__entry(
+ VCPU_FIELD_COMMON
+ __field(u64, code)
+ __field(u64, addr)
+ ),
+
+ TP_fast_assign(
+ VCPU_ASSIGN_COMMON
+ __entry->code = code;
+ __entry->addr = addr;
+ ),
+
+ VCPU_TP_PRINTK("STHYI fc: %llu addr: %016llx",
+ __entry->code, __entry->addr)
+ );
+
#endif /* _TRACE_KVM_H */
/* This part must be outside protection */
generated by cgit (git 2.34.1) at 2025-12-25 06:20:58 +0000