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13275 bhyve needs richer INIT/SIPI support
Reviewed by: Robert Mustacchi <rm@fingolfin.org>
Approved by: Gordon Ross <gordon.w.ross@gmail.com>
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--- old/usr/src/uts/i86pc/io/vmm/vmm_stat.h
+++ new/usr/src/uts/i86pc/io/vmm/vmm_stat.h
1 1 /*-
2 2 * SPDX-License-Identifier: BSD-3-Clause
3 3 *
4 4 * Copyright (c) 2011 NetApp, Inc.
5 5 * All rights reserved.
6 6 *
7 7 * Redistribution and use in source and binary forms, with or without
8 8 * modification, are permitted provided that the following conditions
9 9 * are met:
10 10 * 1. Redistributions of source code must retain the above copyright
11 11 * notice, this list of conditions and the following disclaimer.
12 12 * 2. Redistributions in binary form must reproduce the above copyright
13 13 * notice, this list of conditions and the following disclaimer in the
14 14 * documentation and/or other materials provided with the distribution.
15 15 * 3. Neither the name of the University nor the names of its contributors
16 16 * may be used to endorse or promote products derived from this software
17 17 * without specific prior written permission.
18 18 *
19 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 29 * SUCH DAMAGE.
30 30 *
31 31 * $FreeBSD$
32 32 */
33 33 /*
34 34 * Copyright 2018 Joyent, Inc.
35 35 */
36 36
37 37 #ifndef _VMM_STAT_H_
38 38 #define _VMM_STAT_H_
39 39
40 40 #include <machine/vmm.h>
41 41
42 42 struct vm;
43 43
44 44 #ifdef __FreeBSD__
45 45 #define MAX_VMM_STAT_ELEMS 64 /* arbitrary */
46 46 #else
47 47 #define MAX_VMM_STAT_ELEMS (64 + VM_MAXCPU) /* arbitrary */
48 48 #endif
49 49
50 50 enum vmm_stat_scope {
51 51 VMM_STAT_SCOPE_ANY,
52 52 VMM_STAT_SCOPE_INTEL, /* Intel VMX specific statistic */
53 53 VMM_STAT_SCOPE_AMD, /* AMD SVM specific statistic */
54 54 };
55 55
56 56 struct vmm_stat_type;
57 57 typedef void (*vmm_stat_func_t)(struct vm *vm, int vcpu,
58 58 struct vmm_stat_type *stat);
59 59
60 60 struct vmm_stat_type {
61 61 int index; /* position in the stats buffer */
62 62 int nelems; /* standalone or array */
63 63 const char *desc; /* description of statistic */
64 64 vmm_stat_func_t func;
65 65 enum vmm_stat_scope scope;
66 66 };
67 67
68 68 void vmm_stat_register(void *arg);
69 69
70 70 #define VMM_STAT_FDEFINE(type, nelems, desc, func, scope) \
71 71 struct vmm_stat_type type[1] = { \
72 72 { -1, nelems, desc, func, scope } \
73 73 }; \
74 74 SYSINIT(type##_stat, SI_SUB_KLD, SI_ORDER_ANY, vmm_stat_register, type)
75 75
76 76 #define VMM_STAT_DEFINE(type, nelems, desc, scope) \
77 77 VMM_STAT_FDEFINE(type, nelems, desc, NULL, scope)
78 78
79 79 #define VMM_STAT_DECLARE(type) \
80 80 extern struct vmm_stat_type type[1]
81 81
82 82 #define VMM_STAT(type, desc) \
83 83 VMM_STAT_DEFINE(type, 1, desc, VMM_STAT_SCOPE_ANY)
84 84 #define VMM_STAT_INTEL(type, desc) \
85 85 VMM_STAT_DEFINE(type, 1, desc, VMM_STAT_SCOPE_INTEL)
86 86 #define VMM_STAT_AMD(type, desc) \
87 87 VMM_STAT_DEFINE(type, 1, desc, VMM_STAT_SCOPE_AMD)
88 88
89 89 #define VMM_STAT_FUNC(type, desc, func) \
90 90 VMM_STAT_FDEFINE(type, 1, desc, func, VMM_STAT_SCOPE_ANY)
91 91
92 92 #define VMM_STAT_ARRAY(type, nelems, desc) \
93 93 VMM_STAT_DEFINE(type, nelems, desc, VMM_STAT_SCOPE_ANY)
94 94
95 95 void *vmm_stat_alloc(void);
96 96 void vmm_stat_init(void *vp);
97 97 void vmm_stat_free(void *vp);
98 98
99 99 /*
100 100 * 'buf' should be at least fit 'MAX_VMM_STAT_TYPES' entries
101 101 */
102 102 int vmm_stat_copy(struct vm *vm, int vcpu, int *num_stats, uint64_t *buf);
103 103 int vmm_stat_desc_copy(int index, char *buf, int buflen);
104 104
105 105 static __inline void
106 106 vmm_stat_array_incr(struct vm *vm, int vcpu, struct vmm_stat_type *vst,
107 107 int statidx, uint64_t x)
108 108 {
109 109 #ifdef VMM_KEEP_STATS
110 110 uint64_t *stats;
111 111
112 112 stats = vcpu_stats(vm, vcpu);
113 113
114 114 if (vst->index >= 0 && statidx < vst->nelems)
115 115 stats[vst->index + statidx] += x;
116 116 #endif
117 117 }
118 118
119 119 static __inline void
120 120 vmm_stat_array_set(struct vm *vm, int vcpu, struct vmm_stat_type *vst,
121 121 int statidx, uint64_t val)
122 122 {
123 123 #ifdef VMM_KEEP_STATS
124 124 uint64_t *stats;
125 125
126 126 stats = vcpu_stats(vm, vcpu);
127 127
128 128 if (vst->index >= 0 && statidx < vst->nelems)
129 129 stats[vst->index + statidx] = val;
130 130 #endif
131 131 }
132 132
133 133 static __inline void
134 134 vmm_stat_incr(struct vm *vm, int vcpu, struct vmm_stat_type *vst, uint64_t x)
135 135 {
136 136
137 137 #ifdef VMM_KEEP_STATS
138 138 vmm_stat_array_incr(vm, vcpu, vst, 0, x);
139 139 #endif
140 140 }
141 141
142 142 static __inline void
143 143 vmm_stat_set(struct vm *vm, int vcpu, struct vmm_stat_type *vst, uint64_t val)
144 144 {
145 145
146 146 #ifdef VMM_KEEP_STATS
147 147 vmm_stat_array_set(vm, vcpu, vst, 0, val);
148 148 #endif
149 149 }
150 150
151 151 VMM_STAT_DECLARE(VCPU_MIGRATIONS);
152 152 VMM_STAT_DECLARE(VMEXIT_COUNT);
153 153 VMM_STAT_DECLARE(VMEXIT_EXTINT);
154 154 VMM_STAT_DECLARE(VMEXIT_HLT);
155 155 VMM_STAT_DECLARE(VMEXIT_CR_ACCESS);
156 156 VMM_STAT_DECLARE(VMEXIT_RDMSR);
157 157 VMM_STAT_DECLARE(VMEXIT_WRMSR);
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158 158 VMM_STAT_DECLARE(VMEXIT_MTRAP);
159 159 VMM_STAT_DECLARE(VMEXIT_PAUSE);
160 160 VMM_STAT_DECLARE(VMEXIT_INTR_WINDOW);
161 161 VMM_STAT_DECLARE(VMEXIT_NMI_WINDOW);
162 162 VMM_STAT_DECLARE(VMEXIT_INOUT);
163 163 VMM_STAT_DECLARE(VMEXIT_CPUID);
164 164 VMM_STAT_DECLARE(VMEXIT_NESTED_FAULT);
165 165 VMM_STAT_DECLARE(VMEXIT_MMIO_EMUL);
166 166 VMM_STAT_DECLARE(VMEXIT_UNKNOWN);
167 167 VMM_STAT_DECLARE(VMEXIT_ASTPENDING);
168 -VMM_STAT_DECLARE(VMEXIT_USERSPACE);
169 -VMM_STAT_DECLARE(VMEXIT_RUNBLOCK);
170 168 VMM_STAT_DECLARE(VMEXIT_EXCEPTION);
171 169 VMM_STAT_DECLARE(VMEXIT_REQIDLE);
170 +VMM_STAT_DECLARE(VMEXIT_RUN_STATE);
172 171 #endif
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