Commit d26b8655 authored Jan 30, 2014 by Alexander Yarygin Committed by Christian Borntraeger May 16, 2014

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>

parent 05db1f6e

arch/s390/kvm/trace.h

+2 −5

Original line number	Diff line number	Diff line
		@@ -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))
		);

		/*