~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/arch/mips/kvm/trace.h

Version: ~ [ linux-5.4-rc3 ] ~ [ linux-5.3.6 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.79 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.149 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.196 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.196 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.75 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /*
  2  * This file is subject to the terms and conditions of the GNU General Public
  3  * License.  See the file "COPYING" in the main directory of this archive
  4  * for more details.
  5  *
  6  * Copyright (C) 2012  MIPS Technologies, Inc.  All rights reserved.
  7  * Authors: Sanjay Lal <sanjayl@kymasys.com>
  8  */
  9 
 10 #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
 11 #define _TRACE_KVM_H
 12 
 13 #include <linux/tracepoint.h>
 14 
 15 #undef TRACE_SYSTEM
 16 #define TRACE_SYSTEM kvm
 17 #define TRACE_INCLUDE_PATH .
 18 #define TRACE_INCLUDE_FILE trace
 19 
 20 /*
 21  * arch/mips/kvm/mips.c
 22  */
 23 extern bool kvm_trace_guest_mode_change;
 24 int kvm_guest_mode_change_trace_reg(void);
 25 void kvm_guest_mode_change_trace_unreg(void);
 26 
 27 /*
 28  * Tracepoints for VM enters
 29  */
 30 DECLARE_EVENT_CLASS(kvm_transition,
 31         TP_PROTO(struct kvm_vcpu *vcpu),
 32         TP_ARGS(vcpu),
 33         TP_STRUCT__entry(
 34                 __field(unsigned long, pc)
 35         ),
 36 
 37         TP_fast_assign(
 38                 __entry->pc = vcpu->arch.pc;
 39         ),
 40 
 41         TP_printk("PC: 0x%08lx",
 42                   __entry->pc)
 43 );
 44 
 45 DEFINE_EVENT(kvm_transition, kvm_enter,
 46              TP_PROTO(struct kvm_vcpu *vcpu),
 47              TP_ARGS(vcpu));
 48 
 49 DEFINE_EVENT(kvm_transition, kvm_reenter,
 50              TP_PROTO(struct kvm_vcpu *vcpu),
 51              TP_ARGS(vcpu));
 52 
 53 DEFINE_EVENT(kvm_transition, kvm_out,
 54              TP_PROTO(struct kvm_vcpu *vcpu),
 55              TP_ARGS(vcpu));
 56 
 57 /* The first 32 exit reasons correspond to Cause.ExcCode */
 58 #define KVM_TRACE_EXIT_INT               0
 59 #define KVM_TRACE_EXIT_TLBMOD            1
 60 #define KVM_TRACE_EXIT_TLBMISS_LD        2
 61 #define KVM_TRACE_EXIT_TLBMISS_ST        3
 62 #define KVM_TRACE_EXIT_ADDRERR_LD        4
 63 #define KVM_TRACE_EXIT_ADDRERR_ST        5
 64 #define KVM_TRACE_EXIT_SYSCALL           8
 65 #define KVM_TRACE_EXIT_BREAK_INST        9
 66 #define KVM_TRACE_EXIT_RESVD_INST       10
 67 #define KVM_TRACE_EXIT_COP_UNUSABLE     11
 68 #define KVM_TRACE_EXIT_TRAP_INST        13
 69 #define KVM_TRACE_EXIT_MSA_FPE          14
 70 #define KVM_TRACE_EXIT_FPE              15
 71 #define KVM_TRACE_EXIT_MSA_DISABLED     21
 72 #define KVM_TRACE_EXIT_GUEST_EXIT       27
 73 /* Further exit reasons */
 74 #define KVM_TRACE_EXIT_WAIT             32
 75 #define KVM_TRACE_EXIT_CACHE            33
 76 #define KVM_TRACE_EXIT_SIGNAL           34
 77 /* 32 exit reasons correspond to GuestCtl0.GExcCode (VZ) */
 78 #define KVM_TRACE_EXIT_GEXCCODE_BASE    64
 79 #define KVM_TRACE_EXIT_GPSI             64      /*  0 */
 80 #define KVM_TRACE_EXIT_GSFC             65      /*  1 */
 81 #define KVM_TRACE_EXIT_HC               66      /*  2 */
 82 #define KVM_TRACE_EXIT_GRR              67      /*  3 */
 83 #define KVM_TRACE_EXIT_GVA              72      /*  8 */
 84 #define KVM_TRACE_EXIT_GHFC             73      /*  9 */
 85 #define KVM_TRACE_EXIT_GPA              74      /* 10 */
 86 
 87 /* Tracepoints for VM exits */
 88 #define kvm_trace_symbol_exit_types                             \
 89         { KVM_TRACE_EXIT_INT,           "Interrupt" },          \
 90         { KVM_TRACE_EXIT_TLBMOD,        "TLB Mod" },            \
 91         { KVM_TRACE_EXIT_TLBMISS_LD,    "TLB Miss (LD)" },      \
 92         { KVM_TRACE_EXIT_TLBMISS_ST,    "TLB Miss (ST)" },      \
 93         { KVM_TRACE_EXIT_ADDRERR_LD,    "Address Error (LD)" }, \
 94         { KVM_TRACE_EXIT_ADDRERR_ST,    "Address Err (ST)" },   \
 95         { KVM_TRACE_EXIT_SYSCALL,       "System Call" },        \
 96         { KVM_TRACE_EXIT_BREAK_INST,    "Break Inst" },         \
 97         { KVM_TRACE_EXIT_RESVD_INST,    "Reserved Inst" },      \
 98         { KVM_TRACE_EXIT_COP_UNUSABLE,  "COP0/1 Unusable" },    \
 99         { KVM_TRACE_EXIT_TRAP_INST,     "Trap Inst" },          \
100         { KVM_TRACE_EXIT_MSA_FPE,       "MSA FPE" },            \
101         { KVM_TRACE_EXIT_FPE,           "FPE" },                \
102         { KVM_TRACE_EXIT_MSA_DISABLED,  "MSA Disabled" },       \
103         { KVM_TRACE_EXIT_GUEST_EXIT,    "Guest Exit" },         \
104         { KVM_TRACE_EXIT_WAIT,          "WAIT" },               \
105         { KVM_TRACE_EXIT_CACHE,         "CACHE" },              \
106         { KVM_TRACE_EXIT_SIGNAL,        "Signal" },             \
107         { KVM_TRACE_EXIT_GPSI,          "GPSI" },               \
108         { KVM_TRACE_EXIT_GSFC,          "GSFC" },               \
109         { KVM_TRACE_EXIT_HC,            "HC" },                 \
110         { KVM_TRACE_EXIT_GRR,           "GRR" },                \
111         { KVM_TRACE_EXIT_GVA,           "GVA" },                \
112         { KVM_TRACE_EXIT_GHFC,          "GHFC" },               \
113         { KVM_TRACE_EXIT_GPA,           "GPA" }
114 
115 TRACE_EVENT(kvm_exit,
116             TP_PROTO(struct kvm_vcpu *vcpu, unsigned int reason),
117             TP_ARGS(vcpu, reason),
118             TP_STRUCT__entry(
119                         __field(unsigned long, pc)
120                         __field(unsigned int, reason)
121             ),
122 
123             TP_fast_assign(
124                         __entry->pc = vcpu->arch.pc;
125                         __entry->reason = reason;
126             ),
127 
128             TP_printk("[%s]PC: 0x%08lx",
129                       __print_symbolic(__entry->reason,
130                                        kvm_trace_symbol_exit_types),
131                       __entry->pc)
132 );
133 
134 #define KVM_TRACE_MFC0          0
135 #define KVM_TRACE_MTC0          1
136 #define KVM_TRACE_DMFC0         2
137 #define KVM_TRACE_DMTC0         3
138 #define KVM_TRACE_RDHWR         4
139 
140 #define KVM_TRACE_HWR_COP0      0
141 #define KVM_TRACE_HWR_HWR       1
142 
143 #define KVM_TRACE_COP0(REG, SEL)        ((KVM_TRACE_HWR_COP0 << 8) |    \
144                                          ((REG) << 3) | (SEL))
145 #define KVM_TRACE_HWR(REG, SEL)         ((KVM_TRACE_HWR_HWR  << 8) |    \
146                                          ((REG) << 3) | (SEL))
147 
148 #define kvm_trace_symbol_hwr_ops                                \
149         { KVM_TRACE_MFC0,               "MFC0" },               \
150         { KVM_TRACE_MTC0,               "MTC0" },               \
151         { KVM_TRACE_DMFC0,              "DMFC0" },              \
152         { KVM_TRACE_DMTC0,              "DMTC0" },              \
153         { KVM_TRACE_RDHWR,              "RDHWR" }
154 
155 #define kvm_trace_symbol_hwr_cop                                \
156         { KVM_TRACE_HWR_COP0,           "COP0" },               \
157         { KVM_TRACE_HWR_HWR,            "HWR" }
158 
159 #define kvm_trace_symbol_hwr_regs                               \
160         { KVM_TRACE_COP0( 0, 0),        "Index" },              \
161         { KVM_TRACE_COP0( 2, 0),        "EntryLo0" },           \
162         { KVM_TRACE_COP0( 3, 0),        "EntryLo1" },           \
163         { KVM_TRACE_COP0( 4, 0),        "Context" },            \
164         { KVM_TRACE_COP0( 4, 2),        "UserLocal" },          \
165         { KVM_TRACE_COP0( 5, 0),        "PageMask" },           \
166         { KVM_TRACE_COP0( 6, 0),        "Wired" },              \
167         { KVM_TRACE_COP0( 7, 0),        "HWREna" },             \
168         { KVM_TRACE_COP0( 8, 0),        "BadVAddr" },           \
169         { KVM_TRACE_COP0( 9, 0),        "Count" },              \
170         { KVM_TRACE_COP0(10, 0),        "EntryHi" },            \
171         { KVM_TRACE_COP0(11, 0),        "Compare" },            \
172         { KVM_TRACE_COP0(12, 0),        "Status" },             \
173         { KVM_TRACE_COP0(12, 1),        "IntCtl" },             \
174         { KVM_TRACE_COP0(12, 2),        "SRSCtl" },             \
175         { KVM_TRACE_COP0(13, 0),        "Cause" },              \
176         { KVM_TRACE_COP0(14, 0),        "EPC" },                \
177         { KVM_TRACE_COP0(15, 0),        "PRId" },               \
178         { KVM_TRACE_COP0(15, 1),        "EBase" },              \
179         { KVM_TRACE_COP0(16, 0),        "Config" },             \
180         { KVM_TRACE_COP0(16, 1),        "Config1" },            \
181         { KVM_TRACE_COP0(16, 2),        "Config2" },            \
182         { KVM_TRACE_COP0(16, 3),        "Config3" },            \
183         { KVM_TRACE_COP0(16, 4),        "Config4" },            \
184         { KVM_TRACE_COP0(16, 5),        "Config5" },            \
185         { KVM_TRACE_COP0(16, 7),        "Config7" },            \
186         { KVM_TRACE_COP0(17, 1),        "MAAR" },               \
187         { KVM_TRACE_COP0(17, 2),        "MAARI" },              \
188         { KVM_TRACE_COP0(26, 0),        "ECC" },                \
189         { KVM_TRACE_COP0(30, 0),        "ErrorEPC" },           \
190         { KVM_TRACE_COP0(31, 2),        "KScratch1" },          \
191         { KVM_TRACE_COP0(31, 3),        "KScratch2" },          \
192         { KVM_TRACE_COP0(31, 4),        "KScratch3" },          \
193         { KVM_TRACE_COP0(31, 5),        "KScratch4" },          \
194         { KVM_TRACE_COP0(31, 6),        "KScratch5" },          \
195         { KVM_TRACE_COP0(31, 7),        "KScratch6" },          \
196         { KVM_TRACE_HWR( 0, 0),         "CPUNum" },             \
197         { KVM_TRACE_HWR( 1, 0),         "SYNCI_Step" },         \
198         { KVM_TRACE_HWR( 2, 0),         "CC" },                 \
199         { KVM_TRACE_HWR( 3, 0),         "CCRes" },              \
200         { KVM_TRACE_HWR(29, 0),         "ULR" }
201 
202 TRACE_EVENT(kvm_hwr,
203             TP_PROTO(struct kvm_vcpu *vcpu, unsigned int op, unsigned int reg,
204                      unsigned long val),
205             TP_ARGS(vcpu, op, reg, val),
206             TP_STRUCT__entry(
207                         __field(unsigned long, val)
208                         __field(u16, reg)
209                         __field(u8, op)
210             ),
211 
212             TP_fast_assign(
213                         __entry->val = val;
214                         __entry->reg = reg;
215                         __entry->op = op;
216             ),
217 
218             TP_printk("%s %s (%s:%u:%u) 0x%08lx",
219                       __print_symbolic(__entry->op,
220                                        kvm_trace_symbol_hwr_ops),
221                       __print_symbolic(__entry->reg,
222                                        kvm_trace_symbol_hwr_regs),
223                       __print_symbolic(__entry->reg >> 8,
224                                        kvm_trace_symbol_hwr_cop),
225                       (__entry->reg >> 3) & 0x1f,
226                       __entry->reg & 0x7,
227                       __entry->val)
228 );
229 
230 #define KVM_TRACE_AUX_RESTORE           0
231 #define KVM_TRACE_AUX_SAVE              1
232 #define KVM_TRACE_AUX_ENABLE            2
233 #define KVM_TRACE_AUX_DISABLE           3
234 #define KVM_TRACE_AUX_DISCARD           4
235 
236 #define KVM_TRACE_AUX_FPU               1
237 #define KVM_TRACE_AUX_MSA               2
238 #define KVM_TRACE_AUX_FPU_MSA           3
239 
240 #define kvm_trace_symbol_aux_op         \
241         { KVM_TRACE_AUX_RESTORE, "restore" },   \
242         { KVM_TRACE_AUX_SAVE,    "save" },      \
243         { KVM_TRACE_AUX_ENABLE,  "enable" },    \
244         { KVM_TRACE_AUX_DISABLE, "disable" },   \
245         { KVM_TRACE_AUX_DISCARD, "discard" }
246 
247 #define kvm_trace_symbol_aux_state              \
248         { KVM_TRACE_AUX_FPU,     "FPU" },       \
249         { KVM_TRACE_AUX_MSA,     "MSA" },       \
250         { KVM_TRACE_AUX_FPU_MSA, "FPU & MSA" }
251 
252 TRACE_EVENT(kvm_aux,
253             TP_PROTO(struct kvm_vcpu *vcpu, unsigned int op,
254                      unsigned int state),
255             TP_ARGS(vcpu, op, state),
256             TP_STRUCT__entry(
257                         __field(unsigned long, pc)
258                         __field(u8, op)
259                         __field(u8, state)
260             ),
261 
262             TP_fast_assign(
263                         __entry->pc = vcpu->arch.pc;
264                         __entry->op = op;
265                         __entry->state = state;
266             ),
267 
268             TP_printk("%s %s PC: 0x%08lx",
269                       __print_symbolic(__entry->op,
270                                        kvm_trace_symbol_aux_op),
271                       __print_symbolic(__entry->state,
272                                        kvm_trace_symbol_aux_state),
273                       __entry->pc)
274 );
275 
276 TRACE_EVENT(kvm_asid_change,
277             TP_PROTO(struct kvm_vcpu *vcpu, unsigned int old_asid,
278                      unsigned int new_asid),
279             TP_ARGS(vcpu, old_asid, new_asid),
280             TP_STRUCT__entry(
281                         __field(unsigned long, pc)
282                         __field(u8, old_asid)
283                         __field(u8, new_asid)
284             ),
285 
286             TP_fast_assign(
287                         __entry->pc = vcpu->arch.pc;
288                         __entry->old_asid = old_asid;
289                         __entry->new_asid = new_asid;
290             ),
291 
292             TP_printk("PC: 0x%08lx old: 0x%02x new: 0x%02x",
293                       __entry->pc,
294                       __entry->old_asid,
295                       __entry->new_asid)
296 );
297 
298 TRACE_EVENT(kvm_guestid_change,
299             TP_PROTO(struct kvm_vcpu *vcpu, unsigned int guestid),
300             TP_ARGS(vcpu, guestid),
301             TP_STRUCT__entry(
302                         __field(unsigned int, guestid)
303             ),
304 
305             TP_fast_assign(
306                         __entry->guestid = guestid;
307             ),
308 
309             TP_printk("GuestID: 0x%02x",
310                       __entry->guestid)
311 );
312 
313 TRACE_EVENT_FN(kvm_guest_mode_change,
314             TP_PROTO(struct kvm_vcpu *vcpu),
315             TP_ARGS(vcpu),
316             TP_STRUCT__entry(
317                         __field(unsigned long, epc)
318                         __field(unsigned long, pc)
319                         __field(unsigned long, badvaddr)
320                         __field(unsigned int, status)
321                         __field(unsigned int, cause)
322             ),
323 
324             TP_fast_assign(
325                         __entry->epc = kvm_read_c0_guest_epc(vcpu->arch.cop0);
326                         __entry->pc = vcpu->arch.pc;
327                         __entry->badvaddr = kvm_read_c0_guest_badvaddr(vcpu->arch.cop0);
328                         __entry->status = kvm_read_c0_guest_status(vcpu->arch.cop0);
329                         __entry->cause = kvm_read_c0_guest_cause(vcpu->arch.cop0);
330             ),
331 
332             TP_printk("EPC: 0x%08lx PC: 0x%08lx Status: 0x%08x Cause: 0x%08x BadVAddr: 0x%08lx",
333                       __entry->epc,
334                       __entry->pc,
335                       __entry->status,
336                       __entry->cause,
337                       __entry->badvaddr),
338 
339             kvm_guest_mode_change_trace_reg,
340             kvm_guest_mode_change_trace_unreg
341 );
342 
343 #endif /* _TRACE_KVM_H */
344 
345 /* This part must be outside protection */
346 #include <trace/define_trace.h>
347 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp