fpu.h

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