1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM x86_fpu
#if !defined(_TRACE_FPU_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_FPU_H
#include <linux/tracepoint.h>
DECLARE_EVENT_CLASS(x86_fpu,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu),
TP_STRUCT__entry(
__field(struct fpu *, fpu)
__field(bool, load_fpu)
__field(u64, xfeatures)
__field(u64, xcomp_bv)
),
TP_fast_assign(
__entry->fpu = fpu;
__entry->load_fpu = test_thread_flag(TIF_NEED_FPU_LOAD);
if (boot_cpu_has(X86_FEATURE_OSXSAVE)) {
__entry->xfeatures = fpu->state.xsave.header.xfeatures;
__entry->xcomp_bv = fpu->state.xsave.header.xcomp_bv;
}
),
TP_printk("x86/fpu: %p load: %d xfeatures: %llx xcomp_bv: %llx",
__entry->fpu,
__entry->load_fpu,
__entry->xfeatures,
__entry->xcomp_bv
)
);
DEFINE_EVENT(x86_fpu, x86_fpu_before_save,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_after_save,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_before_restore,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_after_restore,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_regs_activated,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_regs_deactivated,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_init_state,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_dropped,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_copy_src,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_copy_dst,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
DEFINE_EVENT(x86_fpu, x86_fpu_xstate_check_failed,
TP_PROTO(struct fpu *fpu),
TP_ARGS(fpu)
);
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH asm/trace/
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE fpu
#endif /* _TRACE_FPU_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
|
