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Diffstat (limited to 'kernel/trace/trace_syscalls.c')
-rw-r--r--kernel/trace/trace_syscalls.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 96fc73369099..6b245f64c8dd 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -506,6 +506,8 @@ static void perf_syscall_enter(void *ignore, struct pt_regs *regs, long id)
506 int size; 506 int size;
507 507
508 syscall_nr = syscall_get_nr(current, regs); 508 syscall_nr = syscall_get_nr(current, regs);
509 if (syscall_nr < 0)
510 return;
509 if (!test_bit(syscall_nr, enabled_perf_enter_syscalls)) 511 if (!test_bit(syscall_nr, enabled_perf_enter_syscalls))
510 return; 512 return;
511 513
@@ -532,7 +534,7 @@ static void perf_syscall_enter(void *ignore, struct pt_regs *regs, long id)
532 (unsigned long *)&rec->args); 534 (unsigned long *)&rec->args);
533 535
534 head = this_cpu_ptr(sys_data->enter_event->perf_events); 536 head = this_cpu_ptr(sys_data->enter_event->perf_events);
535 perf_trace_buf_submit(rec, size, rctx, 0, 1, regs, head); 537 perf_trace_buf_submit(rec, size, rctx, 0, 1, regs, head, NULL);
536} 538}
537 539
538int perf_sysenter_enable(struct ftrace_event_call *call) 540int perf_sysenter_enable(struct ftrace_event_call *call)
@@ -580,6 +582,8 @@ static void perf_syscall_exit(void *ignore, struct pt_regs *regs, long ret)
580 int size; 582 int size;
581 583
582 syscall_nr = syscall_get_nr(current, regs); 584 syscall_nr = syscall_get_nr(current, regs);
585 if (syscall_nr < 0)
586 return;
583 if (!test_bit(syscall_nr, enabled_perf_exit_syscalls)) 587 if (!test_bit(syscall_nr, enabled_perf_exit_syscalls))
584 return; 588 return;
585 589
@@ -608,7 +612,7 @@ static void perf_syscall_exit(void *ignore, struct pt_regs *regs, long ret)
608 rec->ret = syscall_get_return_value(current, regs); 612 rec->ret = syscall_get_return_value(current, regs);
609 613
610 head = this_cpu_ptr(sys_data->exit_event->perf_events); 614 head = this_cpu_ptr(sys_data->exit_event->perf_events);
611 perf_trace_buf_submit(rec, size, rctx, 0, 1, regs, head); 615 perf_trace_buf_submit(rec, size, rctx, 0, 1, regs, head, NULL);
612} 616}
613 617
614int perf_sysexit_enable(struct ftrace_event_call *call) 618int perf_sysexit_enable(struct ftrace_event_call *call)