X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Farch%2Fx86%2Fkvm%2Ftrace.h;fp=instrumentation%2Fevents%2Flttng-module%2Farch%2Fx86%2Fkvm%2Ftrace.h;h=0000000000000000000000000000000000000000;hb=7c6d929d62a6e24fb1dbeaee5cd2c8afe77720b7;hp=1b3b9ebc7ff06d831ce6f8613f1f53a12a5f6642;hpb=cf77d12083b5092eca8c6f9899ec0892756845aa;p=lttng-modules.git diff --git a/instrumentation/events/lttng-module/arch/x86/kvm/trace.h b/instrumentation/events/lttng-module/arch/x86/kvm/trace.h deleted file mode 100644 index 1b3b9ebc..00000000 --- a/instrumentation/events/lttng-module/arch/x86/kvm/trace.h +++ /dev/null @@ -1,540 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -#if !defined(LTTNG_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ) -#define LTTNG_TRACE_KVM_H - -#include -#include -#include -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0)) -#include -#endif -#include -#include <../arch/x86/kvm/lapic.h> -#include <../arch/x86/kvm/kvm_cache_regs.h> - -#undef TRACE_SYSTEM -#define TRACE_SYSTEM kvm_x86 - -/* - * Tracepoint for guest mode entry. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_entry, kvm_x86_entry, - TP_PROTO(unsigned int vcpu_id), - TP_ARGS(vcpu_id), - - TP_FIELDS( - ctf_integer(unsigned int, vcpu_id, vcpu_id) - ) -) - -/* - * Tracepoint for hypercall. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_hypercall, kvm_x86_hypercall, - TP_PROTO(unsigned long nr, unsigned long a0, unsigned long a1, - unsigned long a2, unsigned long a3), - TP_ARGS(nr, a0, a1, a2, a3), - - TP_FIELDS( - ctf_integer(unsigned long, nr, nr) - ctf_integer(unsigned long, a0, a0) - ctf_integer(unsigned long, a1, a1) - ctf_integer(unsigned long, a2, a2) - ctf_integer(unsigned long, a3, a3) - ) -) - -/* - * Tracepoint for hypercall. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_hv_hypercall, kvm_x86_hv_hypercall, - TP_PROTO(__u16 code, bool fast, __u16 rep_cnt, __u16 rep_idx, - __u64 ingpa, __u64 outgpa), - TP_ARGS(code, fast, rep_cnt, rep_idx, ingpa, outgpa), - - TP_FIELDS( - ctf_integer(__u16, rep_cnt, rep_cnt) - ctf_integer(__u16, rep_idx, rep_idx) - ctf_integer(__u64, ingpa, ingpa) - ctf_integer(__u64, outgpa, outgpa) - ctf_integer(__u16, code, code) - ctf_integer(bool, fast, fast) - ) -) - -/* - * Tracepoint for PIO. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_pio, kvm_x86_pio, - TP_PROTO(unsigned int rw, unsigned int port, unsigned int size, - unsigned int count), - TP_ARGS(rw, port, size, count), - - TP_FIELDS( - ctf_integer(unsigned int, rw, rw) - ctf_integer(unsigned int, port, port) - ctf_integer(unsigned int, size, size) - ctf_integer(unsigned int, count, count) - ) -) - -/* - * Tracepoint for cpuid. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_cpuid, kvm_x86_cpuid, - TP_PROTO(unsigned int function, unsigned long rax, unsigned long rbx, - unsigned long rcx, unsigned long rdx), - TP_ARGS(function, rax, rbx, rcx, rdx), - - TP_FIELDS( - ctf_integer(unsigned int, function, function) - ctf_integer(unsigned long, rax, rax) - ctf_integer(unsigned long, rbx, rbx) - ctf_integer(unsigned long, rcx, rcx) - ctf_integer(unsigned long, rdx, rdx) - ) -) - -/* - * Tracepoint for apic access. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_apic, kvm_x86_apic, - TP_PROTO(unsigned int rw, unsigned int reg, unsigned int val), - TP_ARGS(rw, reg, val), - - TP_FIELDS( - ctf_integer(unsigned int, rw, rw) - ctf_integer(unsigned int, reg, reg) - ctf_integer(unsigned int, val, val) - ) -) - -#define trace_kvm_apic_read(reg, val) trace_kvm_apic(0, reg, val) -#define trace_kvm_apic_write(reg, val) trace_kvm_apic(1, reg, val) - -/* - * Tracepoint for kvm guest exit: - */ -LTTNG_TRACEPOINT_EVENT_CODE_MAP(kvm_exit, kvm_x86_exit, - TP_PROTO(unsigned int exit_reason, struct kvm_vcpu *vcpu, u32 isa), - TP_ARGS(exit_reason, vcpu, isa), - - TP_locvar( - u64 info1, info2; - ), - - TP_code_pre( -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,7,0)) - kvm_x86_ops.get_exit_info(vcpu, &tp_locvar->info1, - &tp_locvar->info2); -#else - kvm_x86_ops->get_exit_info(vcpu, &tp_locvar->info1, - &tp_locvar->info2); -#endif - ), - - TP_FIELDS( - ctf_integer(unsigned int, exit_reason, exit_reason) - ctf_integer(unsigned long, guest_rip, kvm_rip_read(vcpu)) - ctf_integer(u32, isa, isa) - ctf_integer(u64, info1, tp_locvar->info1) - ctf_integer(u64, info2, tp_locvar->info2) - ), - - TP_code_post() -) - -/* - * Tracepoint for kvm interrupt injection: - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_inj_virq, kvm_x86_inj_virq, - TP_PROTO(unsigned int irq), - TP_ARGS(irq), - - TP_FIELDS( - ctf_integer(unsigned int, irq, irq) - ) -) - -/* - * Tracepoint for kvm interrupt injection: - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_inj_exception, kvm_x86_inj_exception, - TP_PROTO(unsigned exception, bool has_error, unsigned error_code), - TP_ARGS(exception, has_error, error_code), - - TP_FIELDS( - ctf_integer(u8, exception, exception) - ctf_integer(u8, has_error, has_error) - ctf_integer(u32, error_code, error_code) - ) -) - -/* - * Tracepoint for page fault. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_page_fault, kvm_x86_page_fault, - TP_PROTO(unsigned long fault_address, unsigned int error_code), - TP_ARGS(fault_address, error_code), - - TP_FIELDS( - ctf_integer_hex(unsigned long, fault_address, fault_address) - ctf_integer(unsigned int, error_code, error_code) - ) -) - -/* - * Tracepoint for guest MSR access. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_msr, kvm_x86_msr, - TP_PROTO(unsigned write, u32 ecx, u64 data, bool exception), - TP_ARGS(write, ecx, data, exception), - - TP_FIELDS( - ctf_integer(unsigned, write, write) - ctf_integer(u32, ecx, ecx) - ctf_integer(u64, data, data) - ctf_integer(u8, exception, exception) - ) -) - -#define trace_kvm_msr_read(ecx, data) trace_kvm_msr(0, ecx, data, false) -#define trace_kvm_msr_write(ecx, data) trace_kvm_msr(1, ecx, data, false) -#define trace_kvm_msr_read_ex(ecx) trace_kvm_msr(0, ecx, 0, true) -#define trace_kvm_msr_write_ex(ecx, data) trace_kvm_msr(1, ecx, data, true) - -/* - * Tracepoint for guest CR access. - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_cr, kvm_x86_cr, - TP_PROTO(unsigned int rw, unsigned int cr, unsigned long val), - TP_ARGS(rw, cr, val), - - TP_FIELDS( - ctf_integer(unsigned int, rw, rw) - ctf_integer(unsigned int, cr, cr) - ctf_integer(unsigned long, val, val) - ) -) - -#define trace_kvm_cr_read(cr, val) trace_kvm_cr(0, cr, val) -#define trace_kvm_cr_write(cr, val) trace_kvm_cr(1, cr, val) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_pic_set_irq, kvm_x86_pic_set_irq, - TP_PROTO(__u8 chip, __u8 pin, __u8 elcr, __u8 imr, bool coalesced), - TP_ARGS(chip, pin, elcr, imr, coalesced), - - TP_FIELDS( - ctf_integer(__u8, chip, chip) - ctf_integer(__u8, pin, pin) - ctf_integer(__u8, elcr, elcr) - ctf_integer(__u8, imr, imr) - ctf_integer(bool, coalesced, coalesced) - ) -) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_apic_ipi, kvm_x86_apic_ipi, - TP_PROTO(__u32 icr_low, __u32 dest_id), - TP_ARGS(icr_low, dest_id), - - TP_FIELDS( - ctf_integer(__u32, icr_low, icr_low) - ctf_integer(__u32, dest_id, dest_id) - ) -) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_apic_accept_irq, kvm_x86_apic_accept_irq, - TP_PROTO(__u32 apicid, __u16 dm, __u8 tm, __u8 vec, bool coalesced), - TP_ARGS(apicid, dm, tm, vec, coalesced), - - TP_FIELDS( - ctf_integer(__u32, apicid, apicid) - ctf_integer(__u16, dm, dm) - ctf_integer(__u8, tm, tm) - ctf_integer(__u8, vec, vec) - ctf_integer(bool, coalesced, coalesced) - ) -) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_eoi, kvm_x86_eoi, - TP_PROTO(struct kvm_lapic *apic, int vector), - TP_ARGS(apic, vector), - - TP_FIELDS( - ctf_integer(__u32, apicid, apic->vcpu->vcpu_id) - ctf_integer(int, vector, vector) - ) -) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_pv_eoi, kvm_x86_pv_eoi, - TP_PROTO(struct kvm_lapic *apic, int vector), - TP_ARGS(apic, vector), - - TP_FIELDS( - ctf_integer(__u32, apicid, apic->vcpu->vcpu_id) - ctf_integer(int, vector, vector) - ) -) - -/* - * Tracepoint for nested VMRUN - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_nested_vmrun, kvm_x86_nested_vmrun, - TP_PROTO(__u64 rip, __u64 vmcb, __u64 nested_rip, __u32 int_ctl, - __u32 event_inj, bool npt), - TP_ARGS(rip, vmcb, nested_rip, int_ctl, event_inj, npt), - - TP_FIELDS( - ctf_integer(__u64, rip, rip) - ctf_integer(__u64, vmcb, vmcb) - ctf_integer(__u64, nested_rip, nested_rip) - ctf_integer(__u32, int_ctl, int_ctl) - ctf_integer(__u32, event_inj, event_inj) - ctf_integer(bool, npt, npt) - ) -) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_nested_intercepts, kvm_x86_nested_intercepts, - TP_PROTO(__u16 cr_read, __u16 cr_write, __u32 exceptions, __u64 intercept), - TP_ARGS(cr_read, cr_write, exceptions, intercept), - - TP_FIELDS( - ctf_integer(__u16, cr_read, cr_read) - ctf_integer(__u16, cr_write, cr_write) - ctf_integer(__u32, exceptions, exceptions) - ctf_integer(__u64, intercept, intercept) - ) -) -/* - * Tracepoint for #VMEXIT while nested - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_nested_vmexit, kvm_x86_nested_vmexit, - TP_PROTO(__u64 rip, __u32 exit_code, - __u64 exit_info1, __u64 exit_info2, - __u32 exit_int_info, __u32 exit_int_info_err, __u32 isa), - TP_ARGS(rip, exit_code, exit_info1, exit_info2, - exit_int_info, exit_int_info_err, isa), - - TP_FIELDS( - ctf_integer(__u64, rip, rip) - ctf_integer(__u32, exit_code, exit_code) - ctf_integer(__u64, exit_info1, exit_info1) - ctf_integer(__u64, exit_info2, exit_info2) - ctf_integer(__u32, exit_int_info, exit_int_info) - ctf_integer(__u32, exit_int_info_err, exit_int_info_err) - ctf_integer(__u32, isa, isa) - ) -) - -/* - * Tracepoint for #VMEXIT reinjected to the guest - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_nested_vmexit_inject, kvm_x86_nested_vmexit_inject, - TP_PROTO(__u32 exit_code, - __u64 exit_info1, __u64 exit_info2, - __u32 exit_int_info, __u32 exit_int_info_err, __u32 isa), - TP_ARGS(exit_code, exit_info1, exit_info2, - exit_int_info, exit_int_info_err, isa), - - TP_FIELDS( - ctf_integer(__u32, exit_code, exit_code) - ctf_integer(__u64, exit_info1, exit_info1) - ctf_integer(__u64, exit_info2, exit_info2) - ctf_integer(__u32, exit_int_info, exit_int_info) - ctf_integer(__u32, exit_int_info_err, exit_int_info_err) - ctf_integer(__u32, isa, isa) - ) -) - -/* - * Tracepoint for nested #vmexit because of interrupt pending - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_nested_intr_vmexit, kvm_x86_nested_intr_vmexit, - TP_PROTO(__u64 rip), - TP_ARGS(rip), - - TP_FIELDS( - ctf_integer(__u64, rip, rip) - ) -) - -/* - * Tracepoint for nested #vmexit because of interrupt pending - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_invlpga, kvm_x86_invlpga, - TP_PROTO(__u64 rip, int asid, u64 address), - TP_ARGS(rip, asid, address), - - TP_FIELDS( - ctf_integer(__u64, rip, rip) - ctf_integer(int, asid, asid) - ctf_integer_hex(__u64, address, address) - ) -) - -/* - * Tracepoint for nested #vmexit because of interrupt pending - */ -LTTNG_TRACEPOINT_EVENT_MAP(kvm_skinit, kvm_x86_skinit, - TP_PROTO(__u64 rip, __u32 slb), - TP_ARGS(rip, slb), - - TP_FIELDS( - ctf_integer(__u64, rip, rip) - ctf_integer(__u32, slb, slb) - ) -) - -#define KVM_EMUL_INSN_F_CR0_PE (1 << 0) -#define KVM_EMUL_INSN_F_EFL_VM (1 << 1) -#define KVM_EMUL_INSN_F_CS_D (1 << 2) -#define KVM_EMUL_INSN_F_CS_L (1 << 3) - -#define kvm_trace_symbol_emul_flags \ - { 0, "real" }, \ - { KVM_EMUL_INSN_F_CR0_PE \ - | KVM_EMUL_INSN_F_EFL_VM, "vm16" }, \ - { KVM_EMUL_INSN_F_CR0_PE, "prot16" }, \ - { KVM_EMUL_INSN_F_CR0_PE \ - | KVM_EMUL_INSN_F_CS_D, "prot32" }, \ - { KVM_EMUL_INSN_F_CR0_PE \ - | KVM_EMUL_INSN_F_CS_L, "prot64" } - -#define kei_decode_mode(mode) ({ \ - u8 flags = 0xff; \ - switch (mode) { \ - case X86EMUL_MODE_REAL: \ - flags = 0; \ - break; \ - case X86EMUL_MODE_VM86: \ - flags = KVM_EMUL_INSN_F_EFL_VM; \ - break; \ - case X86EMUL_MODE_PROT16: \ - flags = KVM_EMUL_INSN_F_CR0_PE; \ - break; \ - case X86EMUL_MODE_PROT32: \ - flags = KVM_EMUL_INSN_F_CR0_PE \ - | KVM_EMUL_INSN_F_CS_D; \ - break; \ - case X86EMUL_MODE_PROT64: \ - flags = KVM_EMUL_INSN_F_CR0_PE \ - | KVM_EMUL_INSN_F_CS_L; \ - break; \ - } \ - flags; \ - }) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_emulate_insn, kvm_x86_emulate_insn, - TP_PROTO(struct kvm_vcpu *vcpu, __u8 failed), - TP_ARGS(vcpu, failed), - - TP_FIELDS( -#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0)) - ctf_integer(__u64, rip, vcpu->arch.emulate_ctxt.decode.fetch.start) - ctf_integer(__u32, csbase, kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS)) - ctf_integer(__u8, len, vcpu->arch.emulate_ctxt.decode.eip - - vcpu->arch.emulate_ctxt.decode.fetch.start) - ctf_array(__u8, insn, vcpu->arch.emulate_ctxt.decode.fetch.data, 15) - ctf_integer(__u8, flags, kei_decode_mode(vcpu->arch.emulate_ctxt.mode)) -#elif (LINUX_VERSION_CODE < KERNEL_VERSION(3,17,0)) - ctf_integer(__u64, rip, vcpu->arch.emulate_ctxt.fetch.start) - ctf_integer(__u32, csbase, kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS)) - ctf_integer(__u8, len, vcpu->arch.emulate_ctxt._eip - - vcpu->arch.emulate_ctxt.fetch.start) - ctf_array(__u8, insn, vcpu->arch.emulate_ctxt.fetch.data, 15) - ctf_integer(__u8, flags, kei_decode_mode(vcpu->arch.emulate_ctxt.mode)) -#elif (LINUX_VERSION_CODE < KERNEL_VERSION(5,7,0)) - ctf_integer(__u64, rip, vcpu->arch.emulate_ctxt._eip - - (vcpu->arch.emulate_ctxt.fetch.ptr - - vcpu->arch.emulate_ctxt.fetch.data)) - ctf_integer(__u32, csbase, kvm_x86_ops->get_segment_base(vcpu, VCPU_SREG_CS)) - ctf_integer(__u8, len, vcpu->arch.emulate_ctxt.fetch.ptr - - vcpu->arch.emulate_ctxt.fetch.data) - ctf_array(__u8, insn, vcpu->arch.emulate_ctxt.fetch.data, 15) - ctf_integer(__u8, flags, kei_decode_mode(vcpu->arch.emulate_ctxt.mode)) -#else - ctf_integer(__u64, rip, vcpu->arch.emulate_ctxt->_eip - - (vcpu->arch.emulate_ctxt->fetch.ptr - - vcpu->arch.emulate_ctxt->fetch.data)) - ctf_integer(__u32, csbase, kvm_x86_ops.get_segment_base(vcpu, VCPU_SREG_CS)) - ctf_integer(__u8, len, vcpu->arch.emulate_ctxt->fetch.ptr - - vcpu->arch.emulate_ctxt->fetch.data) - ctf_array(__u8, insn, vcpu->arch.emulate_ctxt->fetch.data, 15) - ctf_integer(__u8, flags, kei_decode_mode(vcpu->arch.emulate_ctxt->mode)) -#endif - ctf_integer(__u8, failed, failed) - ) -) - -#define trace_kvm_emulate_insn_start(vcpu) trace_kvm_emulate_insn(vcpu, 0) -#define trace_kvm_emulate_insn_failed(vcpu) trace_kvm_emulate_insn(vcpu, 1) - -LTTNG_TRACEPOINT_EVENT_MAP( - vcpu_match_mmio, kvm_x86_vcpu_match_mmio, - TP_PROTO(gva_t gva, gpa_t gpa, bool write, bool gpa_match), - TP_ARGS(gva, gpa, write, gpa_match), - - TP_FIELDS( - ctf_integer(gva_t, gva, gva) - ctf_integer(gpa_t, gpa, gpa) - ctf_integer(bool, write, write) - ctf_integer(bool, gpa_match, gpa_match) - ) -) - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) -LTTNG_TRACEPOINT_EVENT_MAP(kvm_write_tsc_offset, kvm_x86_write_tsc_offset, - TP_PROTO(unsigned int vcpu_id, __u64 previous_tsc_offset, - __u64 next_tsc_offset), - TP_ARGS(vcpu_id, previous_tsc_offset, next_tsc_offset), - - TP_FIELDS( - ctf_integer(unsigned int, vcpu_id, vcpu_id) - ctf_integer(__u64, previous_tsc_offset, previous_tsc_offset) - ctf_integer(__u64, next_tsc_offset, next_tsc_offset) - ) -) -#endif - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0)) -#ifdef CONFIG_X86_64 - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_update_master_clock, kvm_x86_update_master_clock, - TP_PROTO(bool use_master_clock, unsigned int host_clock, bool offset_matched), - TP_ARGS(use_master_clock, host_clock, offset_matched), - - TP_FIELDS( - ctf_integer(bool, use_master_clock, use_master_clock) - ctf_integer(unsigned int, host_clock, host_clock) - ctf_integer(bool, offset_matched, offset_matched) - ) -) - -LTTNG_TRACEPOINT_EVENT_MAP(kvm_track_tsc, kvm_x86_track_tsc, - TP_PROTO(unsigned int vcpu_id, unsigned int nr_matched, - unsigned int online_vcpus, bool use_master_clock, - unsigned int host_clock), - TP_ARGS(vcpu_id, nr_matched, online_vcpus, use_master_clock, - host_clock), - - TP_FIELDS( - ctf_integer(unsigned int, vcpu_id, vcpu_id) - ctf_integer(unsigned int, nr_vcpus_matched_tsc, nr_matched) - ctf_integer(unsigned int, online_vcpus, online_vcpus) - ctf_integer(bool, use_master_clock, use_master_clock) - ctf_integer(unsigned int, host_clock, host_clock) - ) -) - -#endif /* CONFIG_X86_64 */ -#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0) */ - -#endif /* LTTNG_TRACE_KVM_H */ - -#undef TRACE_INCLUDE_PATH -#define TRACE_INCLUDE_PATH instrumentation/events/lttng-module/arch/x86/kvm -#undef TRACE_INCLUDE_FILE -#define TRACE_INCLUDE_FILE trace - -/* This part must be outside protection */ -#include