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Diffstat (limited to 'kernel/trace/trace_syscalls.c')
-rw-r--r--kernel/trace/trace_syscalls.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index d036a74a64f3..b8d30e7ecd05 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -247,7 +247,7 @@ int syscall_exit_define_fields(struct ftrace_event_call *call)
247 return ret; 247 return ret;
248} 248}
249 249
250void ftrace_syscall_enter(struct pt_regs *regs, long id) 250void ftrace_syscall_enter(void *ignore, struct pt_regs *regs, long id)
251{ 251{
252 struct syscall_trace_enter *entry; 252 struct syscall_trace_enter *entry;
253 struct syscall_metadata *sys_data; 253 struct syscall_metadata *sys_data;
@@ -282,7 +282,7 @@ void ftrace_syscall_enter(struct pt_regs *regs, long id)
282 trace_current_buffer_unlock_commit(buffer, event, 0, 0); 282 trace_current_buffer_unlock_commit(buffer, event, 0, 0);
283} 283}
284 284
285void ftrace_syscall_exit(struct pt_regs *regs, long ret) 285void ftrace_syscall_exit(void *ignore, struct pt_regs *regs, long ret)
286{ 286{
287 struct syscall_trace_exit *entry; 287 struct syscall_trace_exit *entry;
288 struct syscall_metadata *sys_data; 288 struct syscall_metadata *sys_data;
@@ -324,7 +324,7 @@ int reg_event_syscall_enter(struct ftrace_event_call *call)
324 return -ENOSYS; 324 return -ENOSYS;
325 mutex_lock(&syscall_trace_lock); 325 mutex_lock(&syscall_trace_lock);
326 if (!sys_refcount_enter) 326 if (!sys_refcount_enter)
327 ret = register_trace_sys_enter(ftrace_syscall_enter); 327 ret = register_trace_sys_enter(ftrace_syscall_enter, NULL);
328 if (!ret) { 328 if (!ret) {
329 set_bit(num, enabled_enter_syscalls); 329 set_bit(num, enabled_enter_syscalls);
330 sys_refcount_enter++; 330 sys_refcount_enter++;
@@ -344,7 +344,7 @@ void unreg_event_syscall_enter(struct ftrace_event_call *call)
344 sys_refcount_enter--; 344 sys_refcount_enter--;
345 clear_bit(num, enabled_enter_syscalls); 345 clear_bit(num, enabled_enter_syscalls);
346 if (!sys_refcount_enter) 346 if (!sys_refcount_enter)
347 unregister_trace_sys_enter(ftrace_syscall_enter); 347 unregister_trace_sys_enter(ftrace_syscall_enter, NULL);
348 mutex_unlock(&syscall_trace_lock); 348 mutex_unlock(&syscall_trace_lock);
349} 349}
350 350
@@ -358,7 +358,7 @@ int reg_event_syscall_exit(struct ftrace_event_call *call)
358 return -ENOSYS; 358 return -ENOSYS;
359 mutex_lock(&syscall_trace_lock); 359 mutex_lock(&syscall_trace_lock);
360 if (!sys_refcount_exit) 360 if (!sys_refcount_exit)
361 ret = register_trace_sys_exit(ftrace_syscall_exit); 361 ret = register_trace_sys_exit(ftrace_syscall_exit, NULL);
362 if (!ret) { 362 if (!ret) {
363 set_bit(num, enabled_exit_syscalls); 363 set_bit(num, enabled_exit_syscalls);
364 sys_refcount_exit++; 364 sys_refcount_exit++;
@@ -378,7 +378,7 @@ void unreg_event_syscall_exit(struct ftrace_event_call *call)
378 sys_refcount_exit--; 378 sys_refcount_exit--;
379 clear_bit(num, enabled_exit_syscalls); 379 clear_bit(num, enabled_exit_syscalls);
380 if (!sys_refcount_exit) 380 if (!sys_refcount_exit)
381 unregister_trace_sys_exit(ftrace_syscall_exit); 381 unregister_trace_sys_exit(ftrace_syscall_exit, NULL);
382 mutex_unlock(&syscall_trace_lock); 382 mutex_unlock(&syscall_trace_lock);
383} 383}
384 384
@@ -438,7 +438,7 @@ static DECLARE_BITMAP(enabled_perf_exit_syscalls, NR_syscalls);
438static int sys_perf_refcount_enter; 438static int sys_perf_refcount_enter;
439static int sys_perf_refcount_exit; 439static int sys_perf_refcount_exit;
440 440
441static void perf_syscall_enter(struct pt_regs *regs, long id) 441static void perf_syscall_enter(void *ignore, struct pt_regs *regs, long id)
442{ 442{
443 struct syscall_metadata *sys_data; 443 struct syscall_metadata *sys_data;
444 struct syscall_trace_enter *rec; 444 struct syscall_trace_enter *rec;
@@ -484,7 +484,7 @@ int perf_sysenter_enable(struct ftrace_event_call *call)
484 484
485 mutex_lock(&syscall_trace_lock); 485 mutex_lock(&syscall_trace_lock);
486 if (!sys_perf_refcount_enter) 486 if (!sys_perf_refcount_enter)
487 ret = register_trace_sys_enter(perf_syscall_enter); 487 ret = register_trace_sys_enter(perf_syscall_enter, NULL);
488 if (ret) { 488 if (ret) {
489 pr_info("event trace: Could not activate" 489 pr_info("event trace: Could not activate"
490 "syscall entry trace point"); 490 "syscall entry trace point");
@@ -506,11 +506,11 @@ void perf_sysenter_disable(struct ftrace_event_call *call)
506 sys_perf_refcount_enter--; 506 sys_perf_refcount_enter--;
507 clear_bit(num, enabled_perf_enter_syscalls); 507 clear_bit(num, enabled_perf_enter_syscalls);
508 if (!sys_perf_refcount_enter) 508 if (!sys_perf_refcount_enter)
509 unregister_trace_sys_enter(perf_syscall_enter); 509 unregister_trace_sys_enter(perf_syscall_enter, NULL);
510 mutex_unlock(&syscall_trace_lock); 510 mutex_unlock(&syscall_trace_lock);
511} 511}
512 512
513static void perf_syscall_exit(struct pt_regs *regs, long ret) 513static void perf_syscall_exit(void *ignore, struct pt_regs *regs, long ret)
514{ 514{
515 struct syscall_metadata *sys_data; 515 struct syscall_metadata *sys_data;
516 struct syscall_trace_exit *rec; 516 struct syscall_trace_exit *rec;
@@ -559,7 +559,7 @@ int perf_sysexit_enable(struct ftrace_event_call *call)
559 559
560 mutex_lock(&syscall_trace_lock); 560 mutex_lock(&syscall_trace_lock);
561 if (!sys_perf_refcount_exit) 561 if (!sys_perf_refcount_exit)
562 ret = register_trace_sys_exit(perf_syscall_exit); 562 ret = register_trace_sys_exit(perf_syscall_exit, NULL);
563 if (ret) { 563 if (ret) {
564 pr_info("event trace: Could not activate" 564 pr_info("event trace: Could not activate"
565 "syscall exit trace point"); 565 "syscall exit trace point");
@@ -581,7 +581,7 @@ void perf_sysexit_disable(struct ftrace_event_call *call)
581 sys_perf_refcount_exit--; 581 sys_perf_refcount_exit--;
582 clear_bit(num, enabled_perf_exit_syscalls); 582 clear_bit(num, enabled_perf_exit_syscalls);
583 if (!sys_perf_refcount_exit) 583 if (!sys_perf_refcount_exit)
584 unregister_trace_sys_exit(perf_syscall_exit); 584 unregister_trace_sys_exit(perf_syscall_exit, NULL);
585 mutex_unlock(&syscall_trace_lock); 585 mutex_unlock(&syscall_trace_lock);
586} 586}
587 587