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@@ -0,0 +1,130 @@
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include "event-parse.h"
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+
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+#define __HYPERVISOR_set_trap_table 0
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+#define __HYPERVISOR_mmu_update 1
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+#define __HYPERVISOR_set_gdt 2
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+#define __HYPERVISOR_stack_switch 3
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+#define __HYPERVISOR_set_callbacks 4
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+#define __HYPERVISOR_fpu_taskswitch 5
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+#define __HYPERVISOR_sched_op_compat 6
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+#define __HYPERVISOR_dom0_op 7
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+#define __HYPERVISOR_set_debugreg 8
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+#define __HYPERVISOR_get_debugreg 9
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+#define __HYPERVISOR_update_descriptor 10
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+#define __HYPERVISOR_memory_op 12
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+#define __HYPERVISOR_multicall 13
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+#define __HYPERVISOR_update_va_mapping 14
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+#define __HYPERVISOR_set_timer_op 15
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+#define __HYPERVISOR_event_channel_op_compat 16
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+#define __HYPERVISOR_xen_version 17
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+#define __HYPERVISOR_console_io 18
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+#define __HYPERVISOR_physdev_op_compat 19
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+#define __HYPERVISOR_grant_table_op 20
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+#define __HYPERVISOR_vm_assist 21
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+#define __HYPERVISOR_update_va_mapping_otherdomain 22
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+#define __HYPERVISOR_iret 23 /* x86 only */
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+#define __HYPERVISOR_vcpu_op 24
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+#define __HYPERVISOR_set_segment_base 25 /* x86/64 only */
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+#define __HYPERVISOR_mmuext_op 26
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+#define __HYPERVISOR_acm_op 27
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+#define __HYPERVISOR_nmi_op 28
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+#define __HYPERVISOR_sched_op 29
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+#define __HYPERVISOR_callback_op 30
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+#define __HYPERVISOR_xenoprof_op 31
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+#define __HYPERVISOR_event_channel_op 32
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+#define __HYPERVISOR_physdev_op 33
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+#define __HYPERVISOR_hvm_op 34
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+#define __HYPERVISOR_tmem_op 38
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+
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+/* Architecture-specific hypercall definitions. */
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+#define __HYPERVISOR_arch_0 48
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+#define __HYPERVISOR_arch_1 49
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+#define __HYPERVISOR_arch_2 50
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+#define __HYPERVISOR_arch_3 51
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+#define __HYPERVISOR_arch_4 52
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+#define __HYPERVISOR_arch_5 53
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+#define __HYPERVISOR_arch_6 54
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+#define __HYPERVISOR_arch_7 55
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+
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+#define N(x) [__HYPERVISOR_##x] = "("#x")"
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+static const char *xen_hypercall_names[] = {
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+ N(set_trap_table),
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+ N(mmu_update),
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+ N(set_gdt),
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+ N(stack_switch),
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+ N(set_callbacks),
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+ N(fpu_taskswitch),
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+ N(sched_op_compat),
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+ N(dom0_op),
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+ N(set_debugreg),
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+ N(get_debugreg),
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+ N(update_descriptor),
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+ N(memory_op),
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+ N(multicall),
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+ N(update_va_mapping),
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+ N(set_timer_op),
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+ N(event_channel_op_compat),
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+ N(xen_version),
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+ N(console_io),
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+ N(physdev_op_compat),
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+ N(grant_table_op),
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+ N(vm_assist),
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+ N(update_va_mapping_otherdomain),
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+ N(iret),
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+ N(vcpu_op),
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+ N(set_segment_base),
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+ N(mmuext_op),
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+ N(acm_op),
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+ N(nmi_op),
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+ N(sched_op),
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+ N(callback_op),
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+ N(xenoprof_op),
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+ N(event_channel_op),
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+ N(physdev_op),
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+ N(hvm_op),
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+
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+/* Architecture-specific hypercall definitions. */
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+ N(arch_0),
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+ N(arch_1),
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+ N(arch_2),
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+ N(arch_3),
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+ N(arch_4),
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+ N(arch_5),
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+ N(arch_6),
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+ N(arch_7),
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+};
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+#undef N
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+
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+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
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+
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+static const char *xen_hypercall_name(unsigned op)
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+{
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+ if (op < ARRAY_SIZE(xen_hypercall_names) &&
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+ xen_hypercall_names[op] != NULL)
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+ return xen_hypercall_names[op];
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+
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+ return "";
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+}
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+
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+unsigned long long process_xen_hypercall_name(struct trace_seq *s,
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+ unsigned long long *args)
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+{
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+ unsigned int op = args[0];
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+
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+ trace_seq_printf(s, "%s", xen_hypercall_name(op));
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+ return 0;
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+}
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+
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+int PEVENT_PLUGIN_LOADER(struct pevent *pevent)
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+{
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+ pevent_register_print_function(pevent,
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+ process_xen_hypercall_name,
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+ PEVENT_FUNC_ARG_STRING,
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+ "xen_hypercall_name",
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+ PEVENT_FUNC_ARG_INT,
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+ PEVENT_FUNC_ARG_VOID);
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+ return 0;
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+}
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Jiri Olsa