Fix: build kvm probe on EL 8.4+

[lttng-modules.git] / instrumentation / events / lttng-module / arch / x86 / kvm / trace.h

diff --git a/instrumentation/events/lttng-module/arch/x86/kvm/trace.h b/instrumentation/events/lttng-module/arch/x86/kvm/trace.h
index 4f131aa77b0160aeec4557447032100bd47985eb..45b0f4bf563b60f0aff3562b7f1b0f4a6c60d614 100644 (file)
--- a/instrumentation/events/lttng-module/arch/x86/kvm/trace.h
+++ b/instrumentation/events/lttng-module/arch/x86/kvm/trace.h
@@ -8,6 +8,11 @@
 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,8,0))
 #include <asm/clocksource.h>
 #endif
+#include <linux/kvm_host.h>
+#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,7,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0))
+#include <kvm_emulate.h>
+#endif
 #include <lttng-kernel-version.h>
 #include <../arch/x86/kvm/lapic.h>
 #include <../arch/x86/kvm/kvm_cache_regs.h>
@@ -115,7 +120,40 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_apic, kvm_x86_apic,
 /*
  * Tracepoint for kvm guest exit:
  */
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0))
+#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_RHEL_KERNEL_RANGE(4,18,0,240,0,0, 4,19,0,0,0,0))
 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),
@@ -494,7 +532,8 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_emulate_insn, kvm_x86_emulate_insn,
                                - 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 (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(5,7,0))
+#elif (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(5,7,0) && \
+       !LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0))
                ctf_integer(__u64, rip, vcpu->arch.emulate_ctxt._eip -
                                (vcpu->arch.emulate_ctxt.fetch.ptr -
                                        vcpu->arch.emulate_ctxt.fetch.data))
@@ -503,6 +542,16 @@ LTTNG_TRACEPOINT_EVENT_MAP(kvm_emulate_insn, kvm_x86_emulate_insn,
                                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))
+#elif (LTTNG_LINUX_VERSION_CODE < LTTNG_KERNEL_VERSION(5,18,0) || \
+       LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0))
+               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 -