Release 4.14 arch/arm/kvm/trace.h

/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_ARM_KVM_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_ARM_KVM_H

#include <linux/tracepoint.h>


#undef TRACE_SYSTEM

#define TRACE_SYSTEM kvm

/* Architecturally implementation defined CP15 register access */
TRACE_EVENT(kvm_emulate_cp15_imp,
	TP_PROTO(unsigned long Op1, unsigned long Rt1, unsigned long CRn,
                 unsigned long CRm, unsigned long Op2, bool is_write),
	TP_ARGS(Op1, Rt1, CRn, CRm, Op2, is_write),

	TP_STRUCT__entry(
                __field(        unsigned int,   Op1             )
                __field(        unsigned int,   Rt1             )
                __field(        unsigned int,   CRn             )
                __field(        unsigned int,   CRm             )
                __field(        unsigned int,   Op2             )
                __field(        bool,           is_write        )
        ),

	TP_fast_assign(
                __entry->is_write               = is_write;
                __entry->Op1                    = Op1;
                __entry->Rt1                    = Rt1;
                __entry->CRn                    = CRn;
                __entry->CRm                    = CRm;
                __entry->Op2                    = Op2;
        ),

	TP_printk("Implementation defined CP15: %s\tp15, %u, r%u, c%u, c%u, %u",
                        (__entry->is_write) ? "mcr" : "mrc",
                        __entry->Op1, __entry->Rt1, __entry->CRn,
                        __entry->CRm, __entry->Op2)
);

TRACE_EVENT(kvm_wfx,
	TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
	TP_ARGS(vcpu_pc, is_wfe),

	TP_STRUCT__entry(
                __field(        unsigned long,  vcpu_pc         )
                __field(                 bool,  is_wfe          )
        ),

	TP_fast_assign(
                __entry->vcpu_pc                = vcpu_pc;
                __entry->is_wfe                 = is_wfe;
        ),

	TP_printk("guest executed wf%c at: 0x%08lx",
                __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
);

TRACE_EVENT(kvm_hvc,
	TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
	TP_ARGS(vcpu_pc, r0, imm),

	TP_STRUCT__entry(
                __field(        unsigned long,  vcpu_pc         )
                __field(        unsigned long,  r0              )
                __field(        unsigned long,  imm             )
        ),

	TP_fast_assign(
                __entry->vcpu_pc                = vcpu_pc;
                __entry->r0             = r0;
                __entry->imm            = imm;
        ),

	TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx",
                  __entry->vcpu_pc, __entry->r0, __entry->imm)
);

#endif /* _TRACE_ARM_KVM_H */


#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE

#define TRACE_INCLUDE_FILE trace

/* This part must be outside protection */
#include <trace/define_trace.h>
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Directory: arch/arm/kvm

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