372 lines
8.9 KiB
C
372 lines
8.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#if !defined(_TRACE_ARM_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_ARM_ARM64_KVM_H
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#include <asm/kvm_emulate.h>
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#include <kvm/arm_arch_timer.h>
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#include <linux/tracepoint.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM kvm
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/*
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* Tracepoints for entry/exit to guest
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*/
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TRACE_EVENT(kvm_entry,
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TP_PROTO(unsigned long vcpu_pc),
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TP_ARGS(vcpu_pc),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_pc )
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),
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TP_fast_assign(
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__entry->vcpu_pc = vcpu_pc;
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),
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TP_printk("PC: 0x%016lx", __entry->vcpu_pc)
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);
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TRACE_EVENT(kvm_exit,
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TP_PROTO(int ret, unsigned int esr_ec, unsigned long vcpu_pc),
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TP_ARGS(ret, esr_ec, vcpu_pc),
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TP_STRUCT__entry(
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__field( int, ret )
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__field( unsigned int, esr_ec )
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__field( unsigned long, vcpu_pc )
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),
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TP_fast_assign(
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__entry->ret = ARM_EXCEPTION_CODE(ret);
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__entry->esr_ec = ARM_EXCEPTION_IS_TRAP(ret) ? esr_ec : 0;
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__entry->vcpu_pc = vcpu_pc;
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),
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TP_printk("%s: HSR_EC: 0x%04x (%s), PC: 0x%016lx",
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__print_symbolic(__entry->ret, kvm_arm_exception_type),
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__entry->esr_ec,
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__print_symbolic(__entry->esr_ec, kvm_arm_exception_class),
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__entry->vcpu_pc)
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);
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TRACE_EVENT(kvm_guest_fault,
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TP_PROTO(unsigned long vcpu_pc, unsigned long hsr,
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unsigned long hxfar,
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unsigned long long ipa),
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TP_ARGS(vcpu_pc, hsr, hxfar, ipa),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_pc )
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__field( unsigned long, hsr )
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__field( unsigned long, hxfar )
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__field( unsigned long long, ipa )
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),
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TP_fast_assign(
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__entry->vcpu_pc = vcpu_pc;
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__entry->hsr = hsr;
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__entry->hxfar = hxfar;
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__entry->ipa = ipa;
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),
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TP_printk("ipa %#llx, hsr %#08lx, hxfar %#08lx, pc %#016lx",
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__entry->ipa, __entry->hsr,
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__entry->hxfar, __entry->vcpu_pc)
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);
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TRACE_EVENT(kvm_access_fault,
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TP_PROTO(unsigned long ipa),
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TP_ARGS(ipa),
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TP_STRUCT__entry(
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__field( unsigned long, ipa )
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),
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TP_fast_assign(
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__entry->ipa = ipa;
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),
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TP_printk("IPA: %lx", __entry->ipa)
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);
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TRACE_EVENT(kvm_irq_line,
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TP_PROTO(unsigned int type, int vcpu_idx, int irq_num, int level),
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TP_ARGS(type, vcpu_idx, irq_num, level),
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TP_STRUCT__entry(
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__field( unsigned int, type )
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__field( int, vcpu_idx )
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__field( int, irq_num )
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__field( int, level )
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),
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TP_fast_assign(
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__entry->type = type;
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__entry->vcpu_idx = vcpu_idx;
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__entry->irq_num = irq_num;
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__entry->level = level;
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),
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TP_printk("Inject %s interrupt (%d), vcpu->idx: %d, num: %d, level: %d",
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(__entry->type == KVM_ARM_IRQ_TYPE_CPU) ? "CPU" :
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(__entry->type == KVM_ARM_IRQ_TYPE_PPI) ? "VGIC PPI" :
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(__entry->type == KVM_ARM_IRQ_TYPE_SPI) ? "VGIC SPI" : "UNKNOWN",
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__entry->type, __entry->vcpu_idx, __entry->irq_num, __entry->level)
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);
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TRACE_EVENT(kvm_mmio_emulate,
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TP_PROTO(unsigned long vcpu_pc, unsigned long instr,
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unsigned long cpsr),
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TP_ARGS(vcpu_pc, instr, cpsr),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_pc )
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__field( unsigned long, instr )
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__field( unsigned long, cpsr )
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),
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TP_fast_assign(
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__entry->vcpu_pc = vcpu_pc;
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__entry->instr = instr;
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__entry->cpsr = cpsr;
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),
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TP_printk("Emulate MMIO at: 0x%016lx (instr: %08lx, cpsr: %08lx)",
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__entry->vcpu_pc, __entry->instr, __entry->cpsr)
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);
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TRACE_EVENT(kvm_set_way_flush,
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TP_PROTO(unsigned long vcpu_pc, bool cache),
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TP_ARGS(vcpu_pc, cache),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_pc )
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__field( bool, cache )
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),
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TP_fast_assign(
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__entry->vcpu_pc = vcpu_pc;
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__entry->cache = cache;
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),
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TP_printk("S/W flush at 0x%016lx (cache %s)",
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__entry->vcpu_pc, __entry->cache ? "on" : "off")
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);
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TRACE_EVENT(kvm_toggle_cache,
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TP_PROTO(unsigned long vcpu_pc, bool was, bool now),
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TP_ARGS(vcpu_pc, was, now),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_pc )
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__field( bool, was )
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__field( bool, now )
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),
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TP_fast_assign(
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__entry->vcpu_pc = vcpu_pc;
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__entry->was = was;
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__entry->now = now;
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),
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TP_printk("VM op at 0x%016lx (cache was %s, now %s)",
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__entry->vcpu_pc, __entry->was ? "on" : "off",
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__entry->now ? "on" : "off")
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);
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/*
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* Tracepoints for arch_timer
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*/
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TRACE_EVENT(kvm_timer_update_irq,
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TP_PROTO(unsigned long vcpu_id, __u32 irq, int level),
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TP_ARGS(vcpu_id, irq, level),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_id )
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__field( __u32, irq )
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__field( int, level )
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),
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TP_fast_assign(
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__entry->vcpu_id = vcpu_id;
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__entry->irq = irq;
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__entry->level = level;
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),
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TP_printk("VCPU: %ld, IRQ %d, level %d",
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__entry->vcpu_id, __entry->irq, __entry->level)
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);
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TRACE_EVENT(kvm_get_timer_map,
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TP_PROTO(unsigned long vcpu_id, struct timer_map *map),
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TP_ARGS(vcpu_id, map),
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TP_STRUCT__entry(
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__field( unsigned long, vcpu_id )
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__field( int, direct_vtimer )
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__field( int, direct_ptimer )
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__field( int, emul_ptimer )
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),
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TP_fast_assign(
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__entry->vcpu_id = vcpu_id;
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__entry->direct_vtimer = arch_timer_ctx_index(map->direct_vtimer);
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__entry->direct_ptimer =
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(map->direct_ptimer) ? arch_timer_ctx_index(map->direct_ptimer) : -1;
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__entry->emul_ptimer =
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(map->emul_ptimer) ? arch_timer_ctx_index(map->emul_ptimer) : -1;
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),
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TP_printk("VCPU: %ld, dv: %d, dp: %d, ep: %d",
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__entry->vcpu_id,
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__entry->direct_vtimer,
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__entry->direct_ptimer,
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__entry->emul_ptimer)
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);
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TRACE_EVENT(kvm_timer_save_state,
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TP_PROTO(struct arch_timer_context *ctx),
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TP_ARGS(ctx),
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TP_STRUCT__entry(
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__field( unsigned long, ctl )
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__field( unsigned long long, cval )
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__field( int, timer_idx )
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),
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TP_fast_assign(
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__entry->ctl = timer_get_ctl(ctx);
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__entry->cval = timer_get_cval(ctx);
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__entry->timer_idx = arch_timer_ctx_index(ctx);
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),
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TP_printk(" CTL: %#08lx CVAL: %#16llx arch_timer_ctx_index: %d",
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__entry->ctl,
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__entry->cval,
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__entry->timer_idx)
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);
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TRACE_EVENT(kvm_timer_restore_state,
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TP_PROTO(struct arch_timer_context *ctx),
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TP_ARGS(ctx),
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TP_STRUCT__entry(
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__field( unsigned long, ctl )
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__field( unsigned long long, cval )
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__field( int, timer_idx )
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),
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TP_fast_assign(
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__entry->ctl = timer_get_ctl(ctx);
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__entry->cval = timer_get_cval(ctx);
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__entry->timer_idx = arch_timer_ctx_index(ctx);
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),
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TP_printk("CTL: %#08lx CVAL: %#16llx arch_timer_ctx_index: %d",
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__entry->ctl,
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__entry->cval,
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__entry->timer_idx)
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);
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TRACE_EVENT(kvm_timer_hrtimer_expire,
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TP_PROTO(struct arch_timer_context *ctx),
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TP_ARGS(ctx),
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TP_STRUCT__entry(
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__field( int, timer_idx )
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),
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TP_fast_assign(
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__entry->timer_idx = arch_timer_ctx_index(ctx);
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),
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TP_printk("arch_timer_ctx_index: %d", __entry->timer_idx)
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);
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TRACE_EVENT(kvm_timer_emulate,
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TP_PROTO(struct arch_timer_context *ctx, bool should_fire),
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TP_ARGS(ctx, should_fire),
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TP_STRUCT__entry(
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__field( int, timer_idx )
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__field( bool, should_fire )
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),
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TP_fast_assign(
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__entry->timer_idx = arch_timer_ctx_index(ctx);
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__entry->should_fire = should_fire;
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),
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TP_printk("arch_timer_ctx_index: %d (should_fire: %d)",
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__entry->timer_idx, __entry->should_fire)
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);
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TRACE_EVENT(kvm_nested_eret,
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TP_PROTO(struct kvm_vcpu *vcpu, unsigned long elr_el2,
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unsigned long spsr_el2),
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TP_ARGS(vcpu, elr_el2, spsr_el2),
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TP_STRUCT__entry(
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__field(struct kvm_vcpu *, vcpu)
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__field(unsigned long, elr_el2)
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__field(unsigned long, spsr_el2)
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__field(unsigned long, target_mode)
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__field(unsigned long, hcr_el2)
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),
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TP_fast_assign(
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__entry->vcpu = vcpu;
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__entry->elr_el2 = elr_el2;
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__entry->spsr_el2 = spsr_el2;
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__entry->target_mode = spsr_el2 & (PSR_MODE_MASK | PSR_MODE32_BIT);
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__entry->hcr_el2 = __vcpu_sys_reg(vcpu, HCR_EL2);
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),
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TP_printk("elr_el2: 0x%lx spsr_el2: 0x%08lx (M: %s) hcr_el2: %lx",
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__entry->elr_el2, __entry->spsr_el2,
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__print_symbolic(__entry->target_mode, kvm_mode_names),
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__entry->hcr_el2)
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);
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TRACE_EVENT(kvm_inject_nested_exception,
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TP_PROTO(struct kvm_vcpu *vcpu, u64 esr_el2, int type),
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TP_ARGS(vcpu, esr_el2, type),
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TP_STRUCT__entry(
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__field(struct kvm_vcpu *, vcpu)
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__field(unsigned long, esr_el2)
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__field(int, type)
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__field(unsigned long, spsr_el2)
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__field(unsigned long, pc)
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__field(unsigned long, source_mode)
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__field(unsigned long, hcr_el2)
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),
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TP_fast_assign(
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__entry->vcpu = vcpu;
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__entry->esr_el2 = esr_el2;
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__entry->type = type;
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__entry->spsr_el2 = *vcpu_cpsr(vcpu);
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__entry->pc = *vcpu_pc(vcpu);
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__entry->source_mode = *vcpu_cpsr(vcpu) & (PSR_MODE_MASK | PSR_MODE32_BIT);
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__entry->hcr_el2 = __vcpu_sys_reg(vcpu, HCR_EL2);
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),
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TP_printk("%s: esr_el2 0x%lx elr_el2: 0x%lx spsr_el2: 0x%08lx (M: %s) hcr_el2: %lx",
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__print_symbolic(__entry->type, kvm_exception_type_names),
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__entry->esr_el2, __entry->pc, __entry->spsr_el2,
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__print_symbolic(__entry->source_mode, kvm_mode_names),
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__entry->hcr_el2)
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);
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#endif /* _TRACE_ARM_ARM64_KVM_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace_arm
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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