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Diffstat (limited to 'kernel/trace/trace_events.c')
-rw-r--r--kernel/trace/trace_events.c304
1 files changed, 152 insertions, 152 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index c4de47fc5..404a372ad 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -61,14 +61,14 @@ static int system_refcount_dec(struct event_subsystem *system)
#define do_for_each_event_file_safe(tr, file) \
list_for_each_entry(tr, &ftrace_trace_arrays, list) { \
- struct ftrace_event_file *___n; \
+ struct trace_event_file *___n; \
list_for_each_entry_safe(file, ___n, &tr->events, list)
#define while_for_each_event_file() \
}
static struct list_head *
-trace_get_fields(struct ftrace_event_call *event_call)
+trace_get_fields(struct trace_event_call *event_call)
{
if (!event_call->class->get_fields)
return &event_call->class->fields;
@@ -89,7 +89,7 @@ __find_event_field(struct list_head *head, char *name)
}
struct ftrace_event_field *
-trace_find_event_field(struct ftrace_event_call *call, char *name)
+trace_find_event_field(struct trace_event_call *call, char *name)
{
struct ftrace_event_field *field;
struct list_head *head;
@@ -129,7 +129,7 @@ static int __trace_define_field(struct list_head *head, const char *type,
return 0;
}
-int trace_define_field(struct ftrace_event_call *call, const char *type,
+int trace_define_field(struct trace_event_call *call, const char *type,
const char *name, int offset, int size, int is_signed,
int filter_type)
{
@@ -166,7 +166,7 @@ static int trace_define_common_fields(void)
return ret;
}
-static void trace_destroy_fields(struct ftrace_event_call *call)
+static void trace_destroy_fields(struct trace_event_call *call)
{
struct ftrace_event_field *field, *next;
struct list_head *head;
@@ -178,11 +178,11 @@ static void trace_destroy_fields(struct ftrace_event_call *call)
}
}
-int trace_event_raw_init(struct ftrace_event_call *call)
+int trace_event_raw_init(struct trace_event_call *call)
{
int id;
- id = register_ftrace_event(&call->event);
+ id = register_trace_event(&call->event);
if (!id)
return -ENODEV;
@@ -190,18 +190,18 @@ int trace_event_raw_init(struct ftrace_event_call *call)
}
EXPORT_SYMBOL_GPL(trace_event_raw_init);
-void *ftrace_event_buffer_reserve(struct ftrace_event_buffer *fbuffer,
- struct ftrace_event_file *ftrace_file,
- unsigned long len)
+void *trace_event_buffer_reserve(struct trace_event_buffer *fbuffer,
+ struct trace_event_file *trace_file,
+ unsigned long len)
{
- struct ftrace_event_call *event_call = ftrace_file->event_call;
+ struct trace_event_call *event_call = trace_file->event_call;
local_save_flags(fbuffer->flags);
fbuffer->pc = preempt_count();
- fbuffer->ftrace_file = ftrace_file;
+ fbuffer->trace_file = trace_file;
fbuffer->event =
- trace_event_buffer_lock_reserve(&fbuffer->buffer, ftrace_file,
+ trace_event_buffer_lock_reserve(&fbuffer->buffer, trace_file,
event_call->event.type, len,
fbuffer->flags, fbuffer->pc);
if (!fbuffer->event)
@@ -210,13 +210,13 @@ void *ftrace_event_buffer_reserve(struct ftrace_event_buffer *fbuffer,
fbuffer->entry = ring_buffer_event_data(fbuffer->event);
return fbuffer->entry;
}
-EXPORT_SYMBOL_GPL(ftrace_event_buffer_reserve);
+EXPORT_SYMBOL_GPL(trace_event_buffer_reserve);
static DEFINE_SPINLOCK(tracepoint_iter_lock);
-static void output_printk(struct ftrace_event_buffer *fbuffer)
+static void output_printk(struct trace_event_buffer *fbuffer)
{
- struct ftrace_event_call *event_call;
+ struct trace_event_call *event_call;
struct trace_event *event;
unsigned long flags;
struct trace_iterator *iter = tracepoint_print_iter;
@@ -224,12 +224,12 @@ static void output_printk(struct ftrace_event_buffer *fbuffer)
if (!iter)
return;
- event_call = fbuffer->ftrace_file->event_call;
+ event_call = fbuffer->trace_file->event_call;
if (!event_call || !event_call->event.funcs ||
!event_call->event.funcs->trace)
return;
- event = &fbuffer->ftrace_file->event_call->event;
+ event = &fbuffer->trace_file->event_call->event;
spin_lock_irqsave(&tracepoint_iter_lock, flags);
trace_seq_init(&iter->seq);
@@ -241,21 +241,21 @@ static void output_printk(struct ftrace_event_buffer *fbuffer)
spin_unlock_irqrestore(&tracepoint_iter_lock, flags);
}
-void ftrace_event_buffer_commit(struct ftrace_event_buffer *fbuffer)
+void trace_event_buffer_commit(struct trace_event_buffer *fbuffer)
{
if (tracepoint_printk)
output_printk(fbuffer);
- event_trigger_unlock_commit(fbuffer->ftrace_file, fbuffer->buffer,
+ event_trigger_unlock_commit(fbuffer->trace_file, fbuffer->buffer,
fbuffer->event, fbuffer->entry,
fbuffer->flags, fbuffer->pc);
}
-EXPORT_SYMBOL_GPL(ftrace_event_buffer_commit);
+EXPORT_SYMBOL_GPL(trace_event_buffer_commit);
-int ftrace_event_reg(struct ftrace_event_call *call,
- enum trace_reg type, void *data)
+int trace_event_reg(struct trace_event_call *call,
+ enum trace_reg type, void *data)
{
- struct ftrace_event_file *file = data;
+ struct trace_event_file *file = data;
WARN_ON(!(call->flags & TRACE_EVENT_FL_TRACEPOINT));
switch (type) {
@@ -288,34 +288,34 @@ int ftrace_event_reg(struct ftrace_event_call *call,
}
return 0;
}
-EXPORT_SYMBOL_GPL(ftrace_event_reg);
+EXPORT_SYMBOL_GPL(trace_event_reg);
void trace_event_enable_cmd_record(bool enable)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
struct trace_array *tr;
mutex_lock(&event_mutex);
do_for_each_event_file(tr, file) {
- if (!(file->flags & FTRACE_EVENT_FL_ENABLED))
+ if (!(file->flags & EVENT_FILE_FL_ENABLED))
continue;
if (enable) {
tracing_start_cmdline_record();
- set_bit(FTRACE_EVENT_FL_RECORDED_CMD_BIT, &file->flags);
+ set_bit(EVENT_FILE_FL_RECORDED_CMD_BIT, &file->flags);
} else {
tracing_stop_cmdline_record();
- clear_bit(FTRACE_EVENT_FL_RECORDED_CMD_BIT, &file->flags);
+ clear_bit(EVENT_FILE_FL_RECORDED_CMD_BIT, &file->flags);
}
} while_for_each_event_file();
mutex_unlock(&event_mutex);
}
-static int __ftrace_event_enable_disable(struct ftrace_event_file *file,
+static int __ftrace_event_enable_disable(struct trace_event_file *file,
int enable, int soft_disable)
{
- struct ftrace_event_call *call = file->event_call;
+ struct trace_event_call *call = file->event_call;
int ret = 0;
int disable;
@@ -337,24 +337,24 @@ static int __ftrace_event_enable_disable(struct ftrace_event_file *file,
if (soft_disable) {
if (atomic_dec_return(&file->sm_ref) > 0)
break;
- disable = file->flags & FTRACE_EVENT_FL_SOFT_DISABLED;
- clear_bit(FTRACE_EVENT_FL_SOFT_MODE_BIT, &file->flags);
+ disable = file->flags & EVENT_FILE_FL_SOFT_DISABLED;
+ clear_bit(EVENT_FILE_FL_SOFT_MODE_BIT, &file->flags);
} else
- disable = !(file->flags & FTRACE_EVENT_FL_SOFT_MODE);
+ disable = !(file->flags & EVENT_FILE_FL_SOFT_MODE);
- if (disable && (file->flags & FTRACE_EVENT_FL_ENABLED)) {
- clear_bit(FTRACE_EVENT_FL_ENABLED_BIT, &file->flags);
- if (file->flags & FTRACE_EVENT_FL_RECORDED_CMD) {
+ if (disable && (file->flags & EVENT_FILE_FL_ENABLED)) {
+ clear_bit(EVENT_FILE_FL_ENABLED_BIT, &file->flags);
+ if (file->flags & EVENT_FILE_FL_RECORDED_CMD) {
tracing_stop_cmdline_record();
- clear_bit(FTRACE_EVENT_FL_RECORDED_CMD_BIT, &file->flags);
+ clear_bit(EVENT_FILE_FL_RECORDED_CMD_BIT, &file->flags);
}
call->class->reg(call, TRACE_REG_UNREGISTER, file);
}
/* If in SOFT_MODE, just set the SOFT_DISABLE_BIT, else clear it */
- if (file->flags & FTRACE_EVENT_FL_SOFT_MODE)
- set_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, &file->flags);
+ if (file->flags & EVENT_FILE_FL_SOFT_MODE)
+ set_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags);
else
- clear_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, &file->flags);
+ clear_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags);
break;
case 1:
/*
@@ -366,31 +366,31 @@ static int __ftrace_event_enable_disable(struct ftrace_event_file *file,
* it still seems to be disabled.
*/
if (!soft_disable)
- clear_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, &file->flags);
+ clear_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags);
else {
if (atomic_inc_return(&file->sm_ref) > 1)
break;
- set_bit(FTRACE_EVENT_FL_SOFT_MODE_BIT, &file->flags);
+ set_bit(EVENT_FILE_FL_SOFT_MODE_BIT, &file->flags);
}
- if (!(file->flags & FTRACE_EVENT_FL_ENABLED)) {
+ if (!(file->flags & EVENT_FILE_FL_ENABLED)) {
/* Keep the event disabled, when going to SOFT_MODE. */
if (soft_disable)
- set_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, &file->flags);
+ set_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags);
if (trace_flags & TRACE_ITER_RECORD_CMD) {
tracing_start_cmdline_record();
- set_bit(FTRACE_EVENT_FL_RECORDED_CMD_BIT, &file->flags);
+ set_bit(EVENT_FILE_FL_RECORDED_CMD_BIT, &file->flags);
}
ret = call->class->reg(call, TRACE_REG_REGISTER, file);
if (ret) {
tracing_stop_cmdline_record();
pr_info("event trace: Could not enable event "
- "%s\n", ftrace_event_name(call));
+ "%s\n", trace_event_name(call));
break;
}
- set_bit(FTRACE_EVENT_FL_ENABLED_BIT, &file->flags);
+ set_bit(EVENT_FILE_FL_ENABLED_BIT, &file->flags);
/* WAS_ENABLED gets set but never cleared. */
call->flags |= TRACE_EVENT_FL_WAS_ENABLED;
@@ -401,13 +401,13 @@ static int __ftrace_event_enable_disable(struct ftrace_event_file *file,
return ret;
}
-int trace_event_enable_disable(struct ftrace_event_file *file,
+int trace_event_enable_disable(struct trace_event_file *file,
int enable, int soft_disable)
{
return __ftrace_event_enable_disable(file, enable, soft_disable);
}
-static int ftrace_event_enable_disable(struct ftrace_event_file *file,
+static int ftrace_event_enable_disable(struct trace_event_file *file,
int enable)
{
return __ftrace_event_enable_disable(file, enable, 0);
@@ -415,7 +415,7 @@ static int ftrace_event_enable_disable(struct ftrace_event_file *file,
static void ftrace_clear_events(struct trace_array *tr)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
mutex_lock(&event_mutex);
list_for_each_entry(file, &tr->events, list) {
@@ -449,14 +449,14 @@ static void __get_system(struct event_subsystem *system)
system_refcount_inc(system);
}
-static void __get_system_dir(struct ftrace_subsystem_dir *dir)
+static void __get_system_dir(struct trace_subsystem_dir *dir)
{
WARN_ON_ONCE(dir->ref_count == 0);
dir->ref_count++;
__get_system(dir->subsystem);
}
-static void __put_system_dir(struct ftrace_subsystem_dir *dir)
+static void __put_system_dir(struct trace_subsystem_dir *dir)
{
WARN_ON_ONCE(dir->ref_count == 0);
/* If the subsystem is about to be freed, the dir must be too */
@@ -467,14 +467,14 @@ static void __put_system_dir(struct ftrace_subsystem_dir *dir)
kfree(dir);
}
-static void put_system(struct ftrace_subsystem_dir *dir)
+static void put_system(struct trace_subsystem_dir *dir)
{
mutex_lock(&event_mutex);
__put_system_dir(dir);
mutex_unlock(&event_mutex);
}
-static void remove_subsystem(struct ftrace_subsystem_dir *dir)
+static void remove_subsystem(struct trace_subsystem_dir *dir)
{
if (!dir)
return;
@@ -486,7 +486,7 @@ static void remove_subsystem(struct ftrace_subsystem_dir *dir)
}
}
-static void remove_event_file_dir(struct ftrace_event_file *file)
+static void remove_event_file_dir(struct trace_event_file *file)
{
struct dentry *dir = file->dir;
struct dentry *child;
@@ -515,15 +515,15 @@ static int
__ftrace_set_clr_event_nolock(struct trace_array *tr, const char *match,
const char *sub, const char *event, int set)
{
- struct ftrace_event_file *file;
- struct ftrace_event_call *call;
+ struct trace_event_file *file;
+ struct trace_event_call *call;
const char *name;
int ret = -EINVAL;
list_for_each_entry(file, &tr->events, list) {
call = file->event_call;
- name = ftrace_event_name(call);
+ name = trace_event_name(call);
if (!name || !call->class || !call->class->reg)
continue;
@@ -671,8 +671,8 @@ ftrace_event_write(struct file *file, const char __user *ubuf,
static void *
t_next(struct seq_file *m, void *v, loff_t *pos)
{
- struct ftrace_event_file *file = v;
- struct ftrace_event_call *call;
+ struct trace_event_file *file = v;
+ struct trace_event_call *call;
struct trace_array *tr = m->private;
(*pos)++;
@@ -692,13 +692,13 @@ t_next(struct seq_file *m, void *v, loff_t *pos)
static void *t_start(struct seq_file *m, loff_t *pos)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
struct trace_array *tr = m->private;
loff_t l;
mutex_lock(&event_mutex);
- file = list_entry(&tr->events, struct ftrace_event_file, list);
+ file = list_entry(&tr->events, struct trace_event_file, list);
for (l = 0; l <= *pos; ) {
file = t_next(m, file, &l);
if (!file)
@@ -710,13 +710,13 @@ static void *t_start(struct seq_file *m, loff_t *pos)
static void *
s_next(struct seq_file *m, void *v, loff_t *pos)
{
- struct ftrace_event_file *file = v;
+ struct trace_event_file *file = v;
struct trace_array *tr = m->private;
(*pos)++;
list_for_each_entry_continue(file, &tr->events, list) {
- if (file->flags & FTRACE_EVENT_FL_ENABLED)
+ if (file->flags & EVENT_FILE_FL_ENABLED)
return file;
}
@@ -725,13 +725,13 @@ s_next(struct seq_file *m, void *v, loff_t *pos)
static void *s_start(struct seq_file *m, loff_t *pos)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
struct trace_array *tr = m->private;
loff_t l;
mutex_lock(&event_mutex);
- file = list_entry(&tr->events, struct ftrace_event_file, list);
+ file = list_entry(&tr->events, struct trace_event_file, list);
for (l = 0; l <= *pos; ) {
file = s_next(m, file, &l);
if (!file)
@@ -742,12 +742,12 @@ static void *s_start(struct seq_file *m, loff_t *pos)
static int t_show(struct seq_file *m, void *v)
{
- struct ftrace_event_file *file = v;
- struct ftrace_event_call *call = file->event_call;
+ struct trace_event_file *file = v;
+ struct trace_event_call *call = file->event_call;
if (strcmp(call->class->system, TRACE_SYSTEM) != 0)
seq_printf(m, "%s:", call->class->system);
- seq_printf(m, "%s\n", ftrace_event_name(call));
+ seq_printf(m, "%s\n", trace_event_name(call));
return 0;
}
@@ -761,7 +761,7 @@ static ssize_t
event_enable_read(struct file *filp, char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
unsigned long flags;
char buf[4] = "0";
@@ -774,12 +774,12 @@ event_enable_read(struct file *filp, char __user *ubuf, size_t cnt,
if (!file)
return -ENODEV;
- if (flags & FTRACE_EVENT_FL_ENABLED &&
- !(flags & FTRACE_EVENT_FL_SOFT_DISABLED))
+ if (flags & EVENT_FILE_FL_ENABLED &&
+ !(flags & EVENT_FILE_FL_SOFT_DISABLED))
strcpy(buf, "1");
- if (flags & FTRACE_EVENT_FL_SOFT_DISABLED ||
- flags & FTRACE_EVENT_FL_SOFT_MODE)
+ if (flags & EVENT_FILE_FL_SOFT_DISABLED ||
+ flags & EVENT_FILE_FL_SOFT_MODE)
strcat(buf, "*");
strcat(buf, "\n");
@@ -791,7 +791,7 @@ static ssize_t
event_enable_write(struct file *filp, const char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
unsigned long val;
int ret;
@@ -828,10 +828,10 @@ system_enable_read(struct file *filp, char __user *ubuf, size_t cnt,
loff_t *ppos)
{
const char set_to_char[4] = { '?', '0', '1', 'X' };
- struct ftrace_subsystem_dir *dir = filp->private_data;
+ struct trace_subsystem_dir *dir = filp->private_data;
struct event_subsystem *system = dir->subsystem;
- struct ftrace_event_call *call;
- struct ftrace_event_file *file;
+ struct trace_event_call *call;
+ struct trace_event_file *file;
struct trace_array *tr = dir->tr;
char buf[2];
int set = 0;
@@ -840,7 +840,7 @@ system_enable_read(struct file *filp, char __user *ubuf, size_t cnt,
mutex_lock(&event_mutex);
list_for_each_entry(file, &tr->events, list) {
call = file->event_call;
- if (!ftrace_event_name(call) || !call->class || !call->class->reg)
+ if (!trace_event_name(call) || !call->class || !call->class->reg)
continue;
if (system && strcmp(call->class->system, system->name) != 0)
@@ -851,7 +851,7 @@ system_enable_read(struct file *filp, char __user *ubuf, size_t cnt,
* or if all events or cleared, or if we have
* a mixture.
*/
- set |= (1 << !!(file->flags & FTRACE_EVENT_FL_ENABLED));
+ set |= (1 << !!(file->flags & EVENT_FILE_FL_ENABLED));
/*
* If we have a mixture, no need to look further.
@@ -873,7 +873,7 @@ static ssize_t
system_enable_write(struct file *filp, const char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_subsystem_dir *dir = filp->private_data;
+ struct trace_subsystem_dir *dir = filp->private_data;
struct event_subsystem *system = dir->subsystem;
const char *name = NULL;
unsigned long val;
@@ -917,7 +917,7 @@ enum {
static void *f_next(struct seq_file *m, void *v, loff_t *pos)
{
- struct ftrace_event_call *call = event_file_data(m->private);
+ struct trace_event_call *call = event_file_data(m->private);
struct list_head *common_head = &ftrace_common_fields;
struct list_head *head = trace_get_fields(call);
struct list_head *node = v;
@@ -949,13 +949,13 @@ static void *f_next(struct seq_file *m, void *v, loff_t *pos)
static int f_show(struct seq_file *m, void *v)
{
- struct ftrace_event_call *call = event_file_data(m->private);
+ struct trace_event_call *call = event_file_data(m->private);
struct ftrace_event_field *field;
const char *array_descriptor;
switch ((unsigned long)v) {
case FORMAT_HEADER:
- seq_printf(m, "name: %s\n", ftrace_event_name(call));
+ seq_printf(m, "name: %s\n", trace_event_name(call));
seq_printf(m, "ID: %d\n", call->event.type);
seq_puts(m, "format:\n");
return 0;
@@ -1062,7 +1062,7 @@ static ssize_t
event_filter_read(struct file *filp, char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
struct trace_seq *s;
int r = -ENODEV;
@@ -1095,7 +1095,7 @@ static ssize_t
event_filter_write(struct file *filp, const char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
char *buf;
int err = -ENODEV;
@@ -1132,7 +1132,7 @@ static LIST_HEAD(event_subsystems);
static int subsystem_open(struct inode *inode, struct file *filp)
{
struct event_subsystem *system = NULL;
- struct ftrace_subsystem_dir *dir = NULL; /* Initialize for gcc */
+ struct trace_subsystem_dir *dir = NULL; /* Initialize for gcc */
struct trace_array *tr;
int ret;
@@ -1181,7 +1181,7 @@ static int subsystem_open(struct inode *inode, struct file *filp)
static int system_tr_open(struct inode *inode, struct file *filp)
{
- struct ftrace_subsystem_dir *dir;
+ struct trace_subsystem_dir *dir;
struct trace_array *tr = inode->i_private;
int ret;
@@ -1214,7 +1214,7 @@ static int system_tr_open(struct inode *inode, struct file *filp)
static int subsystem_release(struct inode *inode, struct file *file)
{
- struct ftrace_subsystem_dir *dir = file->private_data;
+ struct trace_subsystem_dir *dir = file->private_data;
trace_array_put(dir->tr);
@@ -1235,7 +1235,7 @@ static ssize_t
subsystem_filter_read(struct file *filp, char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_subsystem_dir *dir = filp->private_data;
+ struct trace_subsystem_dir *dir = filp->private_data;
struct event_subsystem *system = dir->subsystem;
struct trace_seq *s;
int r;
@@ -1262,7 +1262,7 @@ static ssize_t
subsystem_filter_write(struct file *filp, const char __user *ubuf, size_t cnt,
loff_t *ppos)
{
- struct ftrace_subsystem_dir *dir = filp->private_data;
+ struct trace_subsystem_dir *dir = filp->private_data;
char *buf;
int err;
@@ -1497,9 +1497,9 @@ create_new_subsystem(const char *name)
static struct dentry *
event_subsystem_dir(struct trace_array *tr, const char *name,
- struct ftrace_event_file *file, struct dentry *parent)
+ struct trace_event_file *file, struct dentry *parent)
{
- struct ftrace_subsystem_dir *dir;
+ struct trace_subsystem_dir *dir;
struct event_subsystem *system;
struct dentry *entry;
@@ -1571,9 +1571,9 @@ event_subsystem_dir(struct trace_array *tr, const char *name,
}
static int
-event_create_dir(struct dentry *parent, struct ftrace_event_file *file)
+event_create_dir(struct dentry *parent, struct trace_event_file *file)
{
- struct ftrace_event_call *call = file->event_call;
+ struct trace_event_call *call = file->event_call;
struct trace_array *tr = file->tr;
struct list_head *head;
struct dentry *d_events;
@@ -1591,7 +1591,7 @@ event_create_dir(struct dentry *parent, struct ftrace_event_file *file)
} else
d_events = parent;
- name = ftrace_event_name(call);
+ name = trace_event_name(call);
file->dir = tracefs_create_dir(name, d_events);
if (!file->dir) {
pr_warn("Could not create tracefs '%s' directory\n", name);
@@ -1634,9 +1634,9 @@ event_create_dir(struct dentry *parent, struct ftrace_event_file *file)
return 0;
}
-static void remove_event_from_tracers(struct ftrace_event_call *call)
+static void remove_event_from_tracers(struct trace_event_call *call)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
struct trace_array *tr;
do_for_each_event_file_safe(tr, file) {
@@ -1654,10 +1654,10 @@ static void remove_event_from_tracers(struct ftrace_event_call *call)
} while_for_each_event_file();
}
-static void event_remove(struct ftrace_event_call *call)
+static void event_remove(struct trace_event_call *call)
{
struct trace_array *tr;
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
do_for_each_event_file(tr, file) {
if (file->event_call != call)
@@ -1673,17 +1673,17 @@ static void event_remove(struct ftrace_event_call *call)
} while_for_each_event_file();
if (call->event.funcs)
- __unregister_ftrace_event(&call->event);
+ __unregister_trace_event(&call->event);
remove_event_from_tracers(call);
list_del(&call->list);
}
-static int event_init(struct ftrace_event_call *call)
+static int event_init(struct trace_event_call *call)
{
int ret = 0;
const char *name;
- name = ftrace_event_name(call);
+ name = trace_event_name(call);
if (WARN_ON(!name))
return -EINVAL;
@@ -1697,7 +1697,7 @@ static int event_init(struct ftrace_event_call *call)
}
static int
-__register_event(struct ftrace_event_call *call, struct module *mod)
+__register_event(struct trace_event_call *call, struct module *mod)
{
int ret;
@@ -1733,7 +1733,7 @@ static char *enum_replace(char *ptr, struct trace_enum_map *map, int len)
return ptr + elen;
}
-static void update_event_printk(struct ftrace_event_call *call,
+static void update_event_printk(struct trace_event_call *call,
struct trace_enum_map *map)
{
char *ptr;
@@ -1811,7 +1811,7 @@ static void update_event_printk(struct ftrace_event_call *call,
void trace_event_enum_update(struct trace_enum_map **map, int len)
{
- struct ftrace_event_call *call, *p;
+ struct trace_event_call *call, *p;
const char *last_system = NULL;
int last_i;
int i;
@@ -1836,11 +1836,11 @@ void trace_event_enum_update(struct trace_enum_map **map, int len)
up_write(&trace_event_sem);
}
-static struct ftrace_event_file *
-trace_create_new_event(struct ftrace_event_call *call,
+static struct trace_event_file *
+trace_create_new_event(struct trace_event_call *call,
struct trace_array *tr)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
file = kmem_cache_alloc(file_cachep, GFP_TRACE);
if (!file)
@@ -1858,9 +1858,9 @@ trace_create_new_event(struct ftrace_event_call *call,
/* Add an event to a trace directory */
static int
-__trace_add_new_event(struct ftrace_event_call *call, struct trace_array *tr)
+__trace_add_new_event(struct trace_event_call *call, struct trace_array *tr)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
file = trace_create_new_event(call, tr);
if (!file)
@@ -1875,10 +1875,10 @@ __trace_add_new_event(struct ftrace_event_call *call, struct trace_array *tr)
* the filesystem is initialized.
*/
static __init int
-__trace_early_add_new_event(struct ftrace_event_call *call,
+__trace_early_add_new_event(struct trace_event_call *call,
struct trace_array *tr)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
file = trace_create_new_event(call, tr);
if (!file)
@@ -1888,10 +1888,10 @@ __trace_early_add_new_event(struct ftrace_event_call *call,
}
struct ftrace_module_file_ops;
-static void __add_event_to_tracers(struct ftrace_event_call *call);
+static void __add_event_to_tracers(struct trace_event_call *call);
/* Add an additional event_call dynamically */
-int trace_add_event_call(struct ftrace_event_call *call)
+int trace_add_event_call(struct trace_event_call *call)
{
int ret;
mutex_lock(&trace_types_lock);
@@ -1910,7 +1910,7 @@ int trace_add_event_call(struct ftrace_event_call *call)
* Must be called under locking of trace_types_lock, event_mutex and
* trace_event_sem.
*/
-static void __trace_remove_event_call(struct ftrace_event_call *call)
+static void __trace_remove_event_call(struct trace_event_call *call)
{
event_remove(call);
trace_destroy_fields(call);
@@ -1918,10 +1918,10 @@ static void __trace_remove_event_call(struct ftrace_event_call *call)
call->filter = NULL;
}
-static int probe_remove_event_call(struct ftrace_event_call *call)
+static int probe_remove_event_call(struct trace_event_call *call)
{
struct trace_array *tr;
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
#ifdef CONFIG_PERF_EVENTS
if (call->perf_refcount)
@@ -1932,10 +1932,10 @@ static int probe_remove_event_call(struct ftrace_event_call *call)
continue;
/*
* We can't rely on ftrace_event_enable_disable(enable => 0)
- * we are going to do, FTRACE_EVENT_FL_SOFT_MODE can suppress
+ * we are going to do, EVENT_FILE_FL_SOFT_MODE can suppress
* TRACE_REG_UNREGISTER.
*/
- if (file->flags & FTRACE_EVENT_FL_ENABLED)
+ if (file->flags & EVENT_FILE_FL_ENABLED)
return -EBUSY;
/*
* The do_for_each_event_file_safe() is
@@ -1952,7 +1952,7 @@ static int probe_remove_event_call(struct ftrace_event_call *call)
}
/* Remove an event_call */
-int trace_remove_event_call(struct ftrace_event_call *call)
+int trace_remove_event_call(struct trace_event_call *call)
{
int ret;
@@ -1976,7 +1976,7 @@ int trace_remove_event_call(struct ftrace_event_call *call)
static void trace_module_add_events(struct module *mod)
{
- struct ftrace_event_call **call, **start, **end;
+ struct trace_event_call **call, **start, **end;
if (!mod->num_trace_events)
return;
@@ -1999,7 +1999,7 @@ static void trace_module_add_events(struct module *mod)
static void trace_module_remove_events(struct module *mod)
{
- struct ftrace_event_call *call, *p;
+ struct trace_event_call *call, *p;
bool clear_trace = false;
down_write(&trace_event_sem);
@@ -2055,28 +2055,28 @@ static struct notifier_block trace_module_nb = {
static void
__trace_add_event_dirs(struct trace_array *tr)
{
- struct ftrace_event_call *call;
+ struct trace_event_call *call;
int ret;
list_for_each_entry(call, &ftrace_events, list) {
ret = __trace_add_new_event(call, tr);
if (ret < 0)
pr_warn("Could not create directory for event %s\n",
- ftrace_event_name(call));
+ trace_event_name(call));
}
}
-struct ftrace_event_file *
+struct trace_event_file *
find_event_file(struct trace_array *tr, const char *system, const char *event)
{
- struct ftrace_event_file *file;
- struct ftrace_event_call *call;
+ struct trace_event_file *file;
+ struct trace_event_call *call;
const char *name;
list_for_each_entry(file, &tr->events, list) {
call = file->event_call;
- name = ftrace_event_name(call);
+ name = trace_event_name(call);
if (!name || !call->class || !call->class->reg)
continue;
@@ -2098,7 +2098,7 @@ find_event_file(struct trace_array *tr, const char *system, const char *event)
#define DISABLE_EVENT_STR "disable_event"
struct event_probe_data {
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
unsigned long count;
int ref;
bool enable;
@@ -2114,9 +2114,9 @@ event_enable_probe(unsigned long ip, unsigned long parent_ip, void **_data)
return;
if (data->enable)
- clear_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, &data->file->flags);
+ clear_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &data->file->flags);
else
- set_bit(FTRACE_EVENT_FL_SOFT_DISABLED_BIT, &data->file->flags);
+ set_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &data->file->flags);
}
static void
@@ -2132,7 +2132,7 @@ event_enable_count_probe(unsigned long ip, unsigned long parent_ip, void **_data
return;
/* Skip if the event is in a state we want to switch to */
- if (data->enable == !(data->file->flags & FTRACE_EVENT_FL_SOFT_DISABLED))
+ if (data->enable == !(data->file->flags & EVENT_FILE_FL_SOFT_DISABLED))
return;
if (data->count != -1)
@@ -2152,7 +2152,7 @@ event_enable_print(struct seq_file *m, unsigned long ip,
seq_printf(m, "%s:%s:%s",
data->enable ? ENABLE_EVENT_STR : DISABLE_EVENT_STR,
data->file->event_call->class->system,
- ftrace_event_name(data->file->event_call));
+ trace_event_name(data->file->event_call));
if (data->count == -1)
seq_puts(m, ":unlimited\n");
@@ -2226,7 +2226,7 @@ event_enable_func(struct ftrace_hash *hash,
char *glob, char *cmd, char *param, int enabled)
{
struct trace_array *tr = top_trace_array();
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
struct ftrace_probe_ops *ops;
struct event_probe_data *data;
const char *system;
@@ -2358,7 +2358,7 @@ static inline int register_event_cmds(void) { return 0; }
#endif /* CONFIG_DYNAMIC_FTRACE */
/*
- * The top level array has already had its ftrace_event_file
+ * The top level array has already had its trace_event_file
* descriptors created in order to allow for early events to
* be recorded. This function is called after the tracefs has been
* initialized, and we now have to create the files associated
@@ -2367,7 +2367,7 @@ static inline int register_event_cmds(void) { return 0; }
static __init void
__trace_early_add_event_dirs(struct trace_array *tr)
{
- struct ftrace_event_file *file;
+ struct trace_event_file *file;
int ret;
@@ -2375,7 +2375,7 @@ __trace_early_add_event_dirs(struct trace_array *tr)
ret = event_create_dir(tr->event_dir, file);
if (ret < 0)
pr_warn("Could not create directory for event %s\n",
- ftrace_event_name(file->event_call));
+ trace_event_name(file->event_call));
}
}
@@ -2388,7 +2388,7 @@ __trace_early_add_event_dirs(struct trace_array *tr)
static __init void
__trace_early_add_events(struct trace_array *tr)
{
- struct ftrace_event_call *call;
+ struct trace_event_call *call;
int ret;
list_for_each_entry(call, &ftrace_events, list) {
@@ -2399,7 +2399,7 @@ __trace_early_add_events(struct trace_array *tr)
ret = __trace_early_add_new_event(call, tr);
if (ret < 0)
pr_warn("Could not create early event %s\n",
- ftrace_event_name(call));
+ trace_event_name(call));
}
}
@@ -2407,13 +2407,13 @@ __trace_early_add_events(struct trace_array *tr)
static void
__trace_remove_event_dirs(struct trace_array *tr)
{
- struct ftrace_event_file *file, *next;
+ struct trace_event_file *file, *next;
list_for_each_entry_safe(file, next, &tr->events, list)
remove_event_file_dir(file);
}
-static void __add_event_to_tracers(struct ftrace_event_call *call)
+static void __add_event_to_tracers(struct trace_event_call *call)
{
struct trace_array *tr;
@@ -2421,8 +2421,8 @@ static void __add_event_to_tracers(struct ftrace_event_call *call)
__trace_add_new_event(call, tr);
}
-extern struct ftrace_event_call *__start_ftrace_events[];
-extern struct ftrace_event_call *__stop_ftrace_events[];
+extern struct trace_event_call *__start_ftrace_events[];
+extern struct trace_event_call *__stop_ftrace_events[];
static char bootup_event_buf[COMMAND_LINE_SIZE] __initdata;
@@ -2557,7 +2557,7 @@ int event_trace_del_tracer(struct trace_array *tr)
static __init int event_trace_memsetup(void)
{
field_cachep = KMEM_CACHE(ftrace_event_field, SLAB_PANIC);
- file_cachep = KMEM_CACHE(ftrace_event_file, SLAB_PANIC);
+ file_cachep = KMEM_CACHE(trace_event_file, SLAB_PANIC);
return 0;
}
@@ -2593,7 +2593,7 @@ early_enable_events(struct trace_array *tr, bool disable_first)
static __init int event_trace_enable(void)
{
struct trace_array *tr = top_trace_array();
- struct ftrace_event_call **iter, *call;
+ struct trace_event_call **iter, *call;
int ret;
if (!tr)
@@ -2754,9 +2754,9 @@ static __init void event_test_stuff(void)
*/
static __init void event_trace_self_tests(void)
{
- struct ftrace_subsystem_dir *dir;
- struct ftrace_event_file *file;
- struct ftrace_event_call *call;
+ struct trace_subsystem_dir *dir;
+ struct trace_event_file *file;
+ struct trace_event_call *call;
struct event_subsystem *system;
struct trace_array *tr;
int ret;
@@ -2787,13 +2787,13 @@ static __init void event_trace_self_tests(void)
continue;
#endif
- pr_info("Testing event %s: ", ftrace_event_name(call));
+ pr_info("Testing event %s: ", trace_event_name(call));
/*
* If an event is already enabled, someone is using
* it and the self test should not be on.
*/
- if (file->flags & FTRACE_EVENT_FL_ENABLED) {
+ if (file->flags & EVENT_FILE_FL_ENABLED) {
pr_warn("Enabled event during self test!\n");
WARN_ON_ONCE(1);
continue;