Fix: update kvm instrumentation for Ubuntu 3.13.0-144
[lttng-modules.git] / instrumentation / events / lttng-module / kvm.h
index 99d1788a924f3adcd045e5edc5a881555101cf4f..85aa8a748fb843a9b796ae839cf45946e6609d99 100644 (file)
@@ -1,7 +1,7 @@
-#if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_KVM_MAIN_H
+#if !defined(LTTNG_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
+#define LTTNG_TRACE_KVM_MAIN_H
 
-#include <linux/tracepoint.h>
+#include <probes/lttng-tracepoint-event.h>
 #include <linux/version.h>
 
 #undef TRACE_SYSTEM
@@ -9,58 +9,14 @@
 
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
 
-#define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x }
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
-
-#define kvm_trace_exit_reason                                          \
-       ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL),      \
-       ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN),      \
-       ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR),    \
-       ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
-       ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI), ERSN(PAPR_HCALL),   \
-       ERSN(S390_UCONTROL), ERSN(WATCHDOG), ERSN(S390_TSCH)
-
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
-
-#define kvm_trace_exit_reason                                          \
-       ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL),      \
-       ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN),      \
-       ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR),    \
-       ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
-       ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI), ERSN(PAPR_HCALL),   \
-       ERSN(S390_UCONTROL)
-
-#else
-
-#define kvm_trace_exit_reason                                          \
-       ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL),      \
-       ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN),      \
-       ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR),    \
-       ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
-       ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI)
-
-#endif
-
-TRACE_EVENT(kvm_userspace_exit,
+LTTNG_TRACEPOINT_EVENT(kvm_userspace_exit,
            TP_PROTO(__u32 reason, int errno),
            TP_ARGS(reason, errno),
 
-       TP_STRUCT__entry(
-               __field(        __u32,          reason          )
-               __field(        int,            errno           )
-       ),
-
-       TP_fast_assign(
-               tp_assign(reason, reason)
-               tp_assign(errno, errno)
-       ),
-
-       TP_printk("reason %s (%d)",
-                 __entry->errno < 0 ?
-                 (__entry->errno == -EINTR ? "restart" : "error") :
-                 __print_symbolic(__entry->reason, kvm_trace_exit_reason),
-                 __entry->errno < 0 ? -__entry->errno : __entry->reason)
+       TP_FIELDS(
+               ctf_integer(__u32, reason, reason)
+               ctf_integer(int, errno, errno)
+       )
 )
 #endif
 
@@ -72,111 +28,51 @@ TRACE_EVENT(kvm_userspace_exit,
 #endif
 
 #if defined(__KVM_HAVE_IRQ_LINE)
-TRACE_EVENT(kvm_set_irq,
+LTTNG_TRACEPOINT_EVENT(kvm_set_irq,
        TP_PROTO(unsigned int gsi, int level, int irq_source_id),
        TP_ARGS(gsi, level, irq_source_id),
 
-       TP_STRUCT__entry(
-               __field(        unsigned int,   gsi             )
-               __field(        int,            level           )
-               __field(        int,            irq_source_id   )
-       ),
-
-       TP_fast_assign(
-               tp_assign(gsi, gsi)
-               tp_assign(level, level)
-               tp_assign(irq_source_id, irq_source_id)
-       ),
-
-       TP_printk("gsi %u level %d source %d",
-                 __entry->gsi, __entry->level, __entry->irq_source_id)
+       TP_FIELDS(
+               ctf_integer(unsigned int, gsi, gsi)
+               ctf_integer(int, level, level)
+               ctf_integer(int, irq_source_id, irq_source_id)
+       )
 )
 #endif
 
 #if defined(__KVM_HAVE_IOAPIC)
-#define kvm_deliver_mode               \
-       {0x0, "Fixed"},                 \
-       {0x1, "LowPrio"},               \
-       {0x2, "SMI"},                   \
-       {0x3, "Res3"},                  \
-       {0x4, "NMI"},                   \
-       {0x5, "INIT"},                  \
-       {0x6, "SIPI"},                  \
-       {0x7, "ExtINT"}
-
-TRACE_EVENT(kvm_ioapic_set_irq,
+
+LTTNG_TRACEPOINT_EVENT(kvm_ioapic_set_irq,
            TP_PROTO(__u64 e, int pin, bool coalesced),
            TP_ARGS(e, pin, coalesced),
 
-       TP_STRUCT__entry(
-               __field(        __u64,          e               )
-               __field(        int,            pin             )
-               __field(        bool,           coalesced       )
-       ),
-
-       TP_fast_assign(
-               tp_assign(e, e)
-               tp_assign(pin, pin)
-               tp_assign(coalesced, coalesced)
-       ),
-
-       TP_printk("pin %u dst %x vec=%u (%s|%s|%s%s)%s",
-                 __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e,
-                 __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
-                 (__entry->e & (1<<11)) ? "logical" : "physical",
-                 (__entry->e & (1<<15)) ? "level" : "edge",
-                 (__entry->e & (1<<16)) ? "|masked" : "",
-                 __entry->coalesced ? " (coalesced)" : "")
+       TP_FIELDS(
+               ctf_integer(__u64, e, e)
+               ctf_integer(int, pin, pin)
+               ctf_integer(bool, coalesced, coalesced)
+       )
 )
 
-TRACE_EVENT(kvm_msi_set_irq,
+LTTNG_TRACEPOINT_EVENT(kvm_msi_set_irq,
            TP_PROTO(__u64 address, __u64 data),
            TP_ARGS(address, data),
 
-       TP_STRUCT__entry(
-               __field(        __u64,          address         )
-               __field(        __u64,          data            )
-       ),
-
-       TP_fast_assign(
-               tp_assign(address, address)
-               tp_assign(data, data)
-       ),
-
-       TP_printk("dst %u vec %x (%s|%s|%s%s)",
-                 (u8)(__entry->address >> 12), (u8)__entry->data,
-                 __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode),
-                 (__entry->address & (1<<2)) ? "logical" : "physical",
-                 (__entry->data & (1<<15)) ? "level" : "edge",
-                 (__entry->address & (1<<3)) ? "|rh" : "")
+       TP_FIELDS(
+               ctf_integer(__u64, address, address)
+               ctf_integer(__u64, data, data)
+       )
 )
 
-#define kvm_irqchips                                           \
-       {KVM_IRQCHIP_PIC_MASTER,        "PIC master"},          \
-       {KVM_IRQCHIP_PIC_SLAVE,         "PIC slave"},           \
-       {KVM_IRQCHIP_IOAPIC,            "IOAPIC"}
-
-TRACE_EVENT(kvm_ack_irq,
+LTTNG_TRACEPOINT_EVENT(kvm_ack_irq,
        TP_PROTO(unsigned int irqchip, unsigned int pin),
        TP_ARGS(irqchip, pin),
 
-       TP_STRUCT__entry(
-               __field(        unsigned int,   irqchip         )
-               __field(        unsigned int,   pin             )
-       ),
-
-       TP_fast_assign(
-               tp_assign(irqchip, irqchip)
-               tp_assign(pin, pin)
-       ),
-
-       TP_printk("irqchip %s pin %u",
-                 __print_symbolic(__entry->irqchip, kvm_irqchips),
-                __entry->pin)
+       TP_FIELDS(
+               ctf_integer(unsigned int, irqchip, irqchip)
+               ctf_integer(unsigned int, pin, pin)
+       )
 )
 
-
-
 #endif /* defined(__KVM_HAVE_IOAPIC) */
 
 #define KVM_TRACE_MMIO_READ_UNSATISFIED 0
@@ -188,185 +84,174 @@ TRACE_EVENT(kvm_ack_irq,
        { KVM_TRACE_MMIO_READ, "read" }, \
        { KVM_TRACE_MMIO_WRITE, "write" }
 
-TRACE_EVENT(kvm_mmio,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,15,0) \
+       || LTTNG_KERNEL_RANGE(4,14,14, 4,15,0) \
+       || LTTNG_DEBIAN_KERNEL_RANGE(4,14,13,0,1,0, 4,15,0,0,0,0) \
+       || LTTNG_KERNEL_RANGE(4,9,77, 4,10,0) \
+       || LTTNG_KERNEL_RANGE(4,4,112, 4,5,0) \
+       || LTTNG_KERNEL_RANGE(4,1,50, 4,2,0) \
+       || LTTNG_KERNEL_RANGE(3,16,52, 3,17,0) \
+       || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,144, 3,14,0,0) \
+       || LTTNG_KERNEL_RANGE(3,2,97, 3,3,0) \
+       || LTTNG_DEBIAN_KERNEL_RANGE(4,9,65,0,3,0, 4,10,0,0,0,0) \
+       || LTTNG_FEDORA_KERNEL_RANGE(4,14,13,300, 4,15,0,0))
+
+LTTNG_TRACEPOINT_EVENT(kvm_mmio,
+       TP_PROTO(int type, int len, u64 gpa, void *val),
+       TP_ARGS(type, len, gpa, val),
+
+       TP_FIELDS(
+               ctf_integer(u32, type, type)
+               ctf_integer(u32, len, len)
+               ctf_integer(u64, gpa, gpa)
+               ctf_sequence_hex(unsigned char, val, val, u32, len)
+       )
+)
+
+#else
+
+LTTNG_TRACEPOINT_EVENT(kvm_mmio,
        TP_PROTO(int type, int len, u64 gpa, u64 val),
        TP_ARGS(type, len, gpa, val),
 
-       TP_STRUCT__entry(
-               __field(        u32,    type            )
-               __field(        u32,    len             )
-               __field(        u64,    gpa             )
-               __field(        u64,    val             )
-       ),
-
-       TP_fast_assign(
-               tp_assign(type, type)
-               tp_assign(len, len)
-               tp_assign(gpa, gpa)
-               tp_assign(val, val)
-       ),
-
-       TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
-                 __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
-                 __entry->len, __entry->gpa, __entry->val)
+       TP_FIELDS(
+               ctf_integer(u32, type, type)
+               ctf_integer(u32, len, len)
+               ctf_integer(u64, gpa, gpa)
+               ctf_integer(u64, val, val)
+       )
 )
 
+#endif
+
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34))
 
 #define kvm_fpu_load_symbol    \
        {0, "unload"},          \
        {1, "load"}
 
-TRACE_EVENT(kvm_fpu,
+LTTNG_TRACEPOINT_EVENT(kvm_fpu,
        TP_PROTO(int load),
        TP_ARGS(load),
 
-       TP_STRUCT__entry(
-               __field(        u32,            load            )
-       ),
+       TP_FIELDS(
+               ctf_integer(u32, load, load)
+       )
+)
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,18,0) \
+       || LTTNG_RHEL_KERNEL_RANGE(3,10,0,327,0,0, 3,11,0,0,0,0))
 
-       TP_fast_assign(
-               tp_assign(load, load)
-       ),
+LTTNG_TRACEPOINT_EVENT(kvm_age_page,
+       TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
+       TP_ARGS(gfn, level, slot, ref),
 
-       TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
+       TP_FIELDS(
+               ctf_integer(u64, hva,
+                       ((gfn - slot->base_gfn) << PAGE_SHIFT) + slot->userspace_addr)
+               ctf_integer(u64, gfn, gfn)
+               ctf_integer(u8, level, level)
+               ctf_integer(u8, referenced, ref)
+       )
 )
 
-TRACE_EVENT(kvm_age_page,
+#else
+
+LTTNG_TRACEPOINT_EVENT(kvm_age_page,
        TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref),
        TP_ARGS(hva, slot, ref),
 
-       TP_STRUCT__entry(
-               __field(        u64,    hva             )
-               __field(        u64,    gfn             )
-               __field(        u8,     referenced      )
-       ),
-
-       TP_fast_assign(
-               tp_assign(hva, hva)
-               tp_assign(gfn,
-                 slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT))
-               tp_assign(referenced, ref)
-       ),
-
-       TP_printk("hva %llx gfn %llx %s",
-                 __entry->hva, __entry->gfn,
-                 __entry->referenced ? "YOUNG" : "OLD")
+       TP_FIELDS(
+               ctf_integer(u64, hva, hva)
+               ctf_integer(u64, gfn,
+                       slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT))
+               ctf_integer(u8, referenced, ref)
+       )
 )
 #endif
+#endif
 
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
 
 #ifdef CONFIG_KVM_ASYNC_PF
-DECLARE_EVENT_CLASS(kvm_async_get_page_class,
+LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_get_page_class,
 
        TP_PROTO(u64 gva, u64 gfn),
 
        TP_ARGS(gva, gfn),
 
-       TP_STRUCT__entry(
-               __field(__u64, gva)
-               __field(u64, gfn)
-       ),
-
-       TP_fast_assign(
-               tp_assign(gva, gva)
-               tp_assign(gfn, gfn)
-       ),
-
-       TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
+       TP_FIELDS(
+               ctf_integer(__u64, gva, gva)
+               ctf_integer(u64, gfn, gfn)
+       )
 )
 
-DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_try_async_get_page,
 
        TP_PROTO(u64 gva, u64 gfn),
 
        TP_ARGS(gva, gfn)
 )
 
-DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_async_pf_doublefault,
 
        TP_PROTO(u64 gva, u64 gfn),
 
        TP_ARGS(gva, gfn)
 )
 
-DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready,
+LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_pf_nopresent_ready,
 
        TP_PROTO(u64 token, u64 gva),
 
        TP_ARGS(token, gva),
 
-       TP_STRUCT__entry(
-               __field(__u64, token)
-               __field(__u64, gva)
-       ),
-
-       TP_fast_assign(
-               tp_assign(token, token)
-               tp_assign(gva, gva)
-       ),
-
-       TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva)
-
+       TP_FIELDS(
+               ctf_integer(__u64, token, token)
+               ctf_integer(__u64, gva, gva)
+       )
 )
 
-DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
 
        TP_PROTO(u64 token, u64 gva),
 
        TP_ARGS(token, gva)
 )
 
-DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
 
        TP_PROTO(u64 token, u64 gva),
 
        TP_ARGS(token, gva)
 )
 
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0) \
+       || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0))
 
-TRACE_EVENT(
+LTTNG_TRACEPOINT_EVENT(
        kvm_async_pf_completed,
        TP_PROTO(unsigned long address, u64 gva),
        TP_ARGS(address, gva),
 
-       TP_STRUCT__entry(
-               __field(unsigned long, address)
-               __field(u64, gva)
-               ),
-
-       TP_fast_assign(
-               tp_assign(address, address)
-               tp_assign(gva, gva)
-               ),
-
-       TP_printk("gva %#llx address %#lx",  __entry->gva,
-                 __entry->address)
+       TP_FIELDS(
+               ctf_integer(unsigned long, address, address)
+               ctf_integer(u64, gva, gva)
+       )
 )
 
 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) */
 
-TRACE_EVENT(
+LTTNG_TRACEPOINT_EVENT(
        kvm_async_pf_completed,
        TP_PROTO(unsigned long address, struct page *page, u64 gva),
        TP_ARGS(address, page, gva),
 
-       TP_STRUCT__entry(
-               __field(unsigned long, address)
-               __field(pfn_t, pfn)
-               __field(u64, gva)
-               ),
-
-       TP_fast_assign(
-               tp_assign(address, address)
-               tp_assign(pfn, page ? page_to_pfn(page) : 0)
-               tp_assign(gva, gva)
-               ),
-
-       TP_printk("gva %#llx address %#lx pfn %#llx",  __entry->gva,
-                 __entry->address, __entry->pfn)
+       TP_FIELDS(
+               ctf_integer(unsigned long, address, address)
+               ctf_integer(pfn_t, pfn, page ? page_to_pfn(page) : 0)
+               ctf_integer(u64, gva, gva)
+       )
 )
 
 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) */
@@ -375,7 +260,7 @@ TRACE_EVENT(
 
 #endif
 
-#endif /* _TRACE_KVM_MAIN_H */
+#endif /* LTTNG_TRACE_KVM_MAIN_H */
 
 /* This part must be outside protection */
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>
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