2 #define TRACE_SYSTEM xen
4 #if !defined(_TRACE_XEN_H) || defined(TRACE_HEADER_MULTI_READ)
7 #include <linux/tracepoint.h>
8 #include <asm/paravirt_types.h>
9 #include <asm/xen/trace_types.h>
13 TRACE_EVENT(xen_mc_batch,
14 TP_PROTO(enum paravirt_lazy_mode mode),
17 __field(enum paravirt_lazy_mode, mode)
19 TP_fast_assign(__entry->mode = mode),
20 TP_printk("start batch LAZY_%s",
21 (__entry->mode == PARAVIRT_LAZY_MMU) ? "MMU" :
22 (__entry->mode == PARAVIRT_LAZY_CPU) ? "CPU" : "NONE")
25 TRACE_EVENT(xen_mc_issue,
26 TP_PROTO(enum paravirt_lazy_mode mode),
29 __field(enum paravirt_lazy_mode, mode)
31 TP_fast_assign(__entry->mode = mode),
32 TP_printk("issue mode LAZY_%s",
33 (__entry->mode == PARAVIRT_LAZY_MMU) ? "MMU" :
34 (__entry->mode == PARAVIRT_LAZY_CPU) ? "CPU" : "NONE")
37 TRACE_EVENT(xen_mc_entry,
38 TP_PROTO(struct multicall_entry *mc, unsigned nargs),
41 __field(unsigned int, op)
42 __field(unsigned int, nargs)
43 __array(unsigned long, args, 6)
45 TP_fast_assign(__entry->op = mc->op;
46 __entry->nargs = nargs;
47 memcpy(__entry->args, mc->args, sizeof(unsigned long) * nargs);
48 memset(__entry->args + nargs, 0, sizeof(unsigned long) * (6 - nargs));
50 TP_printk("op %u%s args [%lx, %lx, %lx, %lx, %lx, %lx]",
51 __entry->op, xen_hypercall_name(__entry->op),
52 __entry->args[0], __entry->args[1], __entry->args[2],
53 __entry->args[3], __entry->args[4], __entry->args[5])
56 TRACE_EVENT(xen_mc_entry_alloc,
57 TP_PROTO(size_t args),
62 TP_fast_assign(__entry->args = args),
63 TP_printk("alloc entry %zu arg bytes", __entry->args)
66 TRACE_EVENT(xen_mc_callback,
67 TP_PROTO(xen_mc_callback_fn_t fn, void *data),
70 __field(xen_mc_callback_fn_t, fn)
77 TP_printk("callback %pf, data %p",
78 __entry->fn, __entry->data)
81 TRACE_EVENT(xen_mc_flush_reason,
82 TP_PROTO(enum xen_mc_flush_reason reason),
85 __field(enum xen_mc_flush_reason, reason)
87 TP_fast_assign(__entry->reason = reason),
88 TP_printk("flush reason %s",
89 (__entry->reason == XEN_MC_FL_NONE) ? "NONE" :
90 (__entry->reason == XEN_MC_FL_BATCH) ? "BATCH" :
91 (__entry->reason == XEN_MC_FL_ARGS) ? "ARGS" :
92 (__entry->reason == XEN_MC_FL_CALLBACK) ? "CALLBACK" : "??")
95 TRACE_EVENT(xen_mc_flush,
96 TP_PROTO(unsigned mcidx, unsigned argidx, unsigned cbidx),
97 TP_ARGS(mcidx, argidx, cbidx),
99 __field(unsigned, mcidx)
100 __field(unsigned, argidx)
101 __field(unsigned, cbidx)
103 TP_fast_assign(__entry->mcidx = mcidx;
104 __entry->argidx = argidx;
105 __entry->cbidx = cbidx),
106 TP_printk("flushing %u hypercalls, %u arg bytes, %u callbacks",
107 __entry->mcidx, __entry->argidx, __entry->cbidx)
110 TRACE_EVENT(xen_mc_extend_args,
111 TP_PROTO(unsigned long op, size_t args, enum xen_mc_extend_args res),
112 TP_ARGS(op, args, res),
114 __field(unsigned int, op)
115 __field(size_t, args)
116 __field(enum xen_mc_extend_args, res)
118 TP_fast_assign(__entry->op = op;
119 __entry->args = args;
121 TP_printk("extending op %u%s by %zu bytes res %s",
122 __entry->op, xen_hypercall_name(__entry->op),
124 __entry->res == XEN_MC_XE_OK ? "OK" :
125 __entry->res == XEN_MC_XE_BAD_OP ? "BAD_OP" :
126 __entry->res == XEN_MC_XE_NO_SPACE ? "NO_SPACE" : "???")
128 #endif /* _TRACE_XEN_H */
130 /* This part must be outside protection */
131 #include <trace/define_trace.h>