fix: KVM: x86: Get exit_reason as part of kvm_x86_ops.get_exit_info (v5.16)
[lttng-modules.git] / instrumentation / events / lttng-module / arch / x86 / kvm / trace.h
index f42772df3334f61c55b23bef246ee51d2c9a0439..9a2f466ad34ea9e97d3a26a076d52280a074d33d 100644 (file)
@@ -1,13 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #if !defined(LTTNG_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
 #define LTTNG_TRACE_KVM_H
 
-#include "../../../../../../probes/lttng-tracepoint-event.h"
+#include <probes/lttng-tracepoint-event.h>
 #include <asm/vmx.h>
 #include <asm/svm.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
 #include <asm/clocksource.h>
 #endif
-#include <linux/version.h>
+#include <lttng-kernel-version.h>
 #include <../arch/x86/kvm/lapic.h>
 #include <../arch/x86/kvm/kvm_cache_regs.h>
 
@@ -114,6 +115,93 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_apic, kvm_x86_apic,
 /*
  * Tracepoint for kvm guest exit:
  */
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0))
+LTTNG_TRACEPOINT_EVENT_CODE_MAP(kvm_exit, kvm_x86_exit,
+       TP_PROTO(struct kvm_vcpu *vcpu, u32 isa),
+       TP_ARGS(vcpu, isa),
+
+       TP_locvar(
+               u32 reason;
+               u64 info1, info2;
+               u32 intr_info, error_code;
+       ),
+
+       TP_code_pre(
+               kvm_x86_ops.get_exit_info(vcpu, &tp_locvar->reason,
+                               &tp_locvar->info1,
+                               &tp_locvar->info2,
+                               &tp_locvar->intr_info,
+                               &tp_locvar->error_code);
+       ),
+
+       TP_FIELDS(
+               ctf_integer(u32, exit_reason, tp_locvar->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)
+               ctf_integer(u32, intr_info, tp_locvar->intr_info)
+               ctf_integer(u32, error_code, tp_locvar->error_code)
+               ctf_integer(unsigned int, vcpu_id, vcpu->vcpu_id)
+       ),
+
+       TP_code_post()
+)
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0))
+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;
+               u32 intr_info, error_code;
+       ),
+
+       TP_code_pre(
+               kvm_x86_ops.get_exit_info(vcpu, &tp_locvar->info1,
+                               &tp_locvar->info2,
+                               &tp_locvar->intr_info,
+                               &tp_locvar->error_code);
+       ),
+
+       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)
+               ctf_integer(u32, intr_info, tp_locvar->intr_info)
+               ctf_integer(u32, error_code, tp_locvar->error_code)
+               ctf_integer(unsigned int, vcpu_id, vcpu->vcpu_id)
+       ),
+
+       TP_code_post()
+)
+#elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,7,0))
+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(
+               kvm_x86_ops.get_exit_info(vcpu, &tp_locvar->info1,
+                               &tp_locvar->info2);
+       ),
+
+       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()
+)
+#else
 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),
@@ -137,6 +225,7 @@ LTTNG_TRACEPOINT_EVENT_CODE_MAP(kvm_exit, kvm_x86_exit,
 
        TP_code_post()
 )
+#endif
 
 /*
  * Tracepoint for kvm interrupt injection:
@@ -423,19 +512,21 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_emulate_insn, kvm_x86_emulate_insn,
        TP_ARGS(vcpu, failed),
 
        TP_FIELDS(
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0))
+#if (LTTNG_LINUX_VERSION_CODE < LTTNG_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)
-#elif (LINUX_VERSION_CODE < KERNEL_VERSION(3,17,0))
+               ctf_integer(__u8, flags, kei_decode_mode(vcpu->arch.emulate_ctxt.mode))
+#elif (LTTNG_LINUX_VERSION_CODE < LTTNG_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)
-#else
+               ctf_integer(__u8, flags, kei_decode_mode(vcpu->arch.emulate_ctxt.mode))
+#elif (LTTNG_LINUX_VERSION_CODE < LTTNG_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))
@@ -443,8 +534,17 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_emulate_insn, kvm_x86_emulate_insn,
                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)
-#endif
                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)
        )
 )
@@ -465,7 +565,7 @@ LTTNG_TRACEPOINT_EVENT_MAP(
        )
 )
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_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),
@@ -479,7 +579,7 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_write_tsc_offset, kvm_x86_write_tsc_offset,
 )
 #endif
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
 #ifdef CONFIG_X86_64
 
 LTTNG_TRACEPOINT_EVENT_MAP(kvm_update_master_clock, kvm_x86_update_master_clock,
@@ -510,14 +610,14 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_track_tsc, kvm_x86_track_tsc,
 )
 
 #endif /* CONFIG_X86_64 */
-#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0) */
+#endif /* LTTNG_LINUX_VERSION_CODE >= LTTNG_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
+#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 "../../../../../../probes/define_trace.h"
+#include <probes/define_trace.h>
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