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| author | Alexander Yarygin <yarygin@linux.vnet.ibm.com> | 2014-01-30 22:13:40 +0400 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2014-05-16 16:57:27 +0400 |
| commit | d26b8655f088ac6e972fd8f016b8dfa7cc1b9e5a (patch) | |
| tree | 74f80cc36320df3ff92a94148a51a261475948a9 /arch/s390 | |
| parent | 05db1f6e037e43c1509ffb1912848269c0826c62 (diff) | |
| download | linux-d26b8655f088ac6e972fd8f016b8dfa7cc1b9e5a.tar.xz | |
KVM: s390: Use intercept_insn decoder in trace event
The current trace definition doesn't work very well with the perf tool.
Perf shows a "insn_to_mnemonic not found" message. Let's handle the
decoding completely in a parseable format.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kvm/trace.h | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/s390/kvm/trace.h b/arch/s390/kvm/trace.h index 00f57a507ea2..579b42afab40 100644 --- a/arch/s390/kvm/trace.h +++ b/arch/s390/kvm/trace.h @@ -154,7 +154,6 @@ TRACE_EVENT(kvm_s390_intercept_instruction, TP_STRUCT__entry( VCPU_FIELD_COMMON __field(__u64, instruction) - __field(char, insn[8]) ), TP_fast_assign( @@ -165,10 +164,8 @@ 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)) ); /* |