diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/ftrace_event.h | 4 | ||||
| -rw-r--r-- | include/linux/syscalls.h | 24 | ||||
| -rw-r--r-- | include/trace/ftrace.h | 28 |
3 files changed, 18 insertions, 38 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index bd099ba82cc..bc103d7b1ca 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -130,8 +130,8 @@ struct ftrace_event_call { void *data; atomic_t profile_count; - int (*profile_enable)(struct ftrace_event_call *); - void (*profile_disable)(struct ftrace_event_call *); + int (*profile_enable)(void); + void (*profile_disable)(void); }; #define MAX_FILTER_PRED 32 diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index a8e37821cc6..7d9803cbb20 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -100,33 +100,25 @@ struct perf_counter_attr; #ifdef CONFIG_EVENT_PROFILE #define TRACE_SYS_ENTER_PROFILE(sname) \ -static int prof_sysenter_enable_##sname(struct ftrace_event_call *event_call) \ +static int prof_sysenter_enable_##sname(void) \ { \ - int ret = 0; \ - if (!atomic_inc_return(&event_enter_##sname.profile_count)) \ - ret = reg_prof_syscall_enter("sys"#sname); \ - return ret; \ + return reg_prof_syscall_enter("sys"#sname); \ } \ \ -static void prof_sysenter_disable_##sname(struct ftrace_event_call *event_call)\ +static void prof_sysenter_disable_##sname(void) \ { \ - if (atomic_add_negative(-1, &event_enter_##sname.profile_count)) \ - unreg_prof_syscall_enter("sys"#sname); \ + unreg_prof_syscall_enter("sys"#sname); \ } #define TRACE_SYS_EXIT_PROFILE(sname) \ -static int prof_sysexit_enable_##sname(struct ftrace_event_call *event_call) \ +static int prof_sysexit_enable_##sname(void) \ { \ - int ret = 0; \ - if (!atomic_inc_return(&event_exit_##sname.profile_count)) \ - ret = reg_prof_syscall_exit("sys"#sname); \ - return ret; \ + return reg_prof_syscall_exit("sys"#sname); \ } \ \ -static void prof_sysexit_disable_##sname(struct ftrace_event_call *event_call) \ +static void prof_sysexit_disable_##sname(void) \ { \ - if (atomic_add_negative(-1, &event_exit_##sname.profile_count)) \ - unreg_prof_syscall_exit("sys"#sname); \ + unreg_prof_syscall_exit("sys"#sname); \ } #define TRACE_SYS_ENTER_PROFILE_INIT(sname) \ diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 72a3b437b82..a822087857e 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -382,20 +382,14 @@ static inline int ftrace_get_offsets_##call( \ * * NOTE: The insertion profile callback (ftrace_profile_<call>) is defined later * - * static int ftrace_profile_enable_<call>(struct ftrace_event_call *event_call) + * static int ftrace_profile_enable_<call>(void) * { - * int ret = 0; - * - * if (!atomic_inc_return(&event_call->profile_count)) - * ret = register_trace_<call>(ftrace_profile_<call>); - * - * return ret; + * return register_trace_<call>(ftrace_profile_<call>); * } * - * static void ftrace_profile_disable_<call>(struct ftrace_event_call *event_call) + * static void ftrace_profile_disable_<call>(void) * { - * if (atomic_add_negative(-1, &event->call->profile_count)) - * unregister_trace_<call>(ftrace_profile_<call>); + * unregister_trace_<call>(ftrace_profile_<call>); * } * */ @@ -405,20 +399,14 @@ static inline int ftrace_get_offsets_##call( \ \ static void ftrace_profile_##call(proto); \ \ -static int ftrace_profile_enable_##call(struct ftrace_event_call *event_call) \ +static int ftrace_profile_enable_##call(void) \ { \ - int ret = 0; \ - \ - if (!atomic_inc_return(&event_call->profile_count)) \ - ret = register_trace_##call(ftrace_profile_##call); \ - \ - return ret; \ + return register_trace_##call(ftrace_profile_##call); \ } \ \ -static void ftrace_profile_disable_##call(struct ftrace_event_call *event_call)\ +static void ftrace_profile_disable_##call(void) \ { \ - if (atomic_add_negative(-1, &event_call->profile_count)) \ - unregister_trace_##call(ftrace_profile_##call); \ + unregister_trace_##call(ftrace_profile_##call); \ } #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) |