[tip:perf/urgent] tools lib traceevent, perf tools: Rename pevent_read_number_* APIs

From: tip-bot for Tzvetomir Stoyanov (VMware)
Date: Sat Aug 18 2018 - 07:47:37 EST


Commit-ID: 59c1baee25e2b34f8e26a923ea229b3e00cab55a
Gitweb: https://git.kernel.org/tip/59c1baee25e2b34f8e26a923ea229b3e00cab55a
Author: Tzvetomir Stoyanov (VMware) <tz.stoyanov@xxxxxxxxx>
AuthorDate: Wed, 8 Aug 2018 14:02:53 -0400
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 13 Aug 2018 15:22:05 -0300

tools lib traceevent, perf tools: Rename pevent_read_number_* APIs

In order to make libtraceevent into a proper library, variables, data
structures and functions require a unique prefix to prevent name space
conflicts. That prefix will be "tep_" and not "pevent_". This changes
APIs: pevent_read_number, pevent_read_number_field

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@xxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Yordan Karadzhov (VMware) <y.karadz@xxxxxxxxx>
Cc: linux-trace-devel@xxxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/20180808180700.804271434@xxxxxxxxxxx
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/lib/traceevent/event-parse.c | 68 +++++++++++-----------
tools/lib/traceevent/event-parse.h | 6 +-
tools/lib/traceevent/parse-filter.c | 2 +-
tools/lib/traceevent/plugin_kmem.c | 2 +-
tools/lib/traceevent/plugin_mac80211.c | 2 +-
tools/perf/util/data-convert-bt.c | 6 +-
tools/perf/util/python.c | 6 +-
.../util/scripting-engines/trace-event-python.c | 4 +-
tools/perf/util/sort.c | 2 +-
tools/perf/util/trace-event-parse.c | 6 +-
10 files changed, 52 insertions(+), 52 deletions(-)

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 2b717c2d65cc..4220b15781c8 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -3329,7 +3329,7 @@ tep_find_any_field(struct event_format *event, const char *name)
}

/**
- * pevent_read_number - read a number from data
+ * tep_read_number - read a number from data
* @pevent: handle for the pevent
* @ptr: the raw data
* @size: the size of the data that holds the number
@@ -3337,8 +3337,8 @@ tep_find_any_field(struct event_format *event, const char *name)
* Returns the number (converted to host) from the
* raw data.
*/
-unsigned long long pevent_read_number(struct tep_handle *pevent,
- const void *ptr, int size)
+unsigned long long tep_read_number(struct tep_handle *pevent,
+ const void *ptr, int size)
{
switch (size) {
case 1:
@@ -3356,7 +3356,7 @@ unsigned long long pevent_read_number(struct tep_handle *pevent,
}

/**
- * pevent_read_number_field - read a number from data
+ * tep_read_number_field - read a number from data
* @field: a handle to the field
* @data: the raw data to read
* @value: the value to place the number in
@@ -3366,8 +3366,8 @@ unsigned long long pevent_read_number(struct tep_handle *pevent,
*
* Returns 0 on success, -1 otherwise.
*/
-int pevent_read_number_field(struct format_field *field, const void *data,
- unsigned long long *value)
+int tep_read_number_field(struct format_field *field, const void *data,
+ unsigned long long *value)
{
if (!field)
return -1;
@@ -3376,8 +3376,8 @@ int pevent_read_number_field(struct format_field *field, const void *data,
case 2:
case 4:
case 8:
- *value = pevent_read_number(field->event->pevent,
- data + field->offset, field->size);
+ *value = tep_read_number(field->event->pevent,
+ data + field->offset, field->size);
return 0;
default:
return -1;
@@ -3420,7 +3420,7 @@ static int __parse_common(struct tep_handle *pevent, void *data,
if (ret < 0)
return ret;
}
- return pevent_read_number(pevent, data + *offset, *size);
+ return tep_read_number(pevent, data + *offset, *size);
}

static int trace_parse_common_type(struct tep_handle *pevent, void *data)
@@ -3559,8 +3559,8 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg

}
/* must be a number */
- val = pevent_read_number(pevent, data + arg->field.field->offset,
- arg->field.field->size);
+ val = tep_read_number(pevent, data + arg->field.field->offset,
+ arg->field.field->size);
break;
case PRINT_FLAGS:
case PRINT_SYMBOL:
@@ -3603,7 +3603,7 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg

switch (larg->type) {
case PRINT_DYNAMIC_ARRAY:
- offset = pevent_read_number(pevent,
+ offset = tep_read_number(pevent,
data + larg->dynarray.field->offset,
larg->dynarray.field->size);
if (larg->dynarray.field->elementsize)
@@ -3632,8 +3632,8 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg
default:
goto default_op; /* oops, all bets off */
}
- val = pevent_read_number(pevent,
- data + offset, field_size);
+ val = tep_read_number(pevent,
+ data + offset, field_size);
if (typearg)
val = eval_type(val, typearg, 1);
break;
@@ -3733,9 +3733,9 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg
}
break;
case PRINT_DYNAMIC_ARRAY_LEN:
- offset = pevent_read_number(pevent,
- data + arg->dynarray.field->offset,
- arg->dynarray.field->size);
+ offset = tep_read_number(pevent,
+ data + arg->dynarray.field->offset,
+ arg->dynarray.field->size);
/*
* The total allocated length of the dynamic array is
* stored in the top half of the field, and the offset
@@ -3745,9 +3745,9 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg
break;
case PRINT_DYNAMIC_ARRAY:
/* Without [], we pass the address to the dynamic data */
- offset = pevent_read_number(pevent,
- data + arg->dynarray.field->offset,
- arg->dynarray.field->size);
+ offset = tep_read_number(pevent,
+ data + arg->dynarray.field->offset,
+ arg->dynarray.field->size);
/*
* The total allocated length of the dynamic array is
* stored in the top half of the field, and the offset
@@ -3992,7 +3992,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
case PRINT_HEX_STR:
if (arg->hex.field->type == PRINT_DYNAMIC_ARRAY) {
unsigned long offset;
- offset = pevent_read_number(pevent,
+ offset = tep_read_number(pevent,
data + arg->hex.field->dynarray.field->offset,
arg->hex.field->dynarray.field->size);
hex = data + (offset & 0xffff);
@@ -4023,9 +4023,9 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
unsigned long offset;
struct format_field *field =
arg->int_array.field->dynarray.field;
- offset = pevent_read_number(pevent,
- data + field->offset,
- field->size);
+ offset = tep_read_number(pevent,
+ data + field->offset,
+ field->size);
num = data + (offset & 0xffff);
} else {
field = arg->int_array.field->field.field;
@@ -4253,7 +4253,7 @@ static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struc
pevent->bprint_ip_field = ip_field;
}

- ip = pevent_read_number(pevent, data + ip_field->offset, ip_field->size);
+ ip = tep_read_number(pevent, data + ip_field->offset, ip_field->size);

/*
* The first arg is the IP pointer.
@@ -4347,7 +4347,7 @@ static struct print_arg *make_bprint_args(char *fmt, void *data, int size, struc
/* the pointers are always 4 bytes aligned */
bptr = (void *)(((unsigned long)bptr + 3) &
~3);
- val = pevent_read_number(pevent, bptr, vsize);
+ val = tep_read_number(pevent, bptr, vsize);
bptr += vsize;
arg = alloc_arg();
if (!arg) {
@@ -4421,7 +4421,7 @@ get_bprint_format(void *data, int size __maybe_unused,
pevent->bprint_fmt_field = field;
}

- addr = pevent_read_number(pevent, data + field->offset, field->size);
+ addr = tep_read_number(pevent, data + field->offset, field->size);

printk = find_printk(pevent, addr);
if (!printk) {
@@ -4811,7 +4811,7 @@ void tep_print_field(struct trace_seq *s, void *data,
offset = field->offset;
len = field->size;
if (field->flags & FIELD_IS_DYNAMIC) {
- val = pevent_read_number(pevent, data + offset, len);
+ val = tep_read_number(pevent, data + offset, len);
offset = val;
len = offset >> 16;
offset &= 0xffff;
@@ -4831,8 +4831,8 @@ void tep_print_field(struct trace_seq *s, void *data,
field->flags &= ~FIELD_IS_STRING;
}
} else {
- val = pevent_read_number(pevent, data + field->offset,
- field->size);
+ val = tep_read_number(pevent, data + field->offset,
+ field->size);
if (field->flags & FIELD_IS_POINTER) {
trace_seq_printf(s, "0x%llx", val);
} else if (field->flags & FIELD_IS_SIGNED) {
@@ -6253,7 +6253,7 @@ int get_field_val(struct trace_seq *s, struct format_field *field,
return -1;
}

- if (pevent_read_number_field(field, record->data, val)) {
+ if (tep_read_number_field(field, record->data, val)) {
if (err)
trace_seq_printf(s, " %s=INVALID", name);
return -1;
@@ -6302,7 +6302,7 @@ void *pevent_get_field_raw(struct trace_seq *s, struct event_format *event,

offset = field->offset;
if (field->flags & FIELD_IS_DYNAMIC) {
- offset = pevent_read_number(event->pevent,
+ offset = tep_read_number(event->pevent,
data + offset, field->size);
*len = offset >> 16;
offset &= 0xffff;
@@ -6408,7 +6408,7 @@ int tep_print_num_field(struct trace_seq *s, const char *fmt,
if (!field)
goto failed;

- if (pevent_read_number_field(field, record->data, &val))
+ if (tep_read_number_field(field, record->data, &val))
goto failed;

return trace_seq_printf(s, fmt, val);
@@ -6443,7 +6443,7 @@ int tep_print_func_field(struct trace_seq *s, const char *fmt,
if (!field)
goto failed;

- if (pevent_read_number_field(field, record->data, &val))
+ if (tep_read_number_field(field, record->data, &val))
goto failed;

func = find_func(pevent, val);
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index fb7f2277bbec..58d9f0dedf05 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -693,9 +693,9 @@ struct format_field *tep_find_any_field(struct event_format *event, const char *
const char *pevent_find_function(struct tep_handle *pevent, unsigned long long addr);
unsigned long long
pevent_find_function_address(struct tep_handle *pevent, unsigned long long addr);
-unsigned long long pevent_read_number(struct tep_handle *pevent, const void *ptr, int size);
-int pevent_read_number_field(struct format_field *field, const void *data,
- unsigned long long *value);
+unsigned long long tep_read_number(struct tep_handle *pevent, const void *ptr, int size);
+int tep_read_number_field(struct format_field *field, const void *data,
+ unsigned long long *value);

struct event_format *tep_find_event(struct tep_handle *pevent, int id);

diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c
index 7b6bab1ab0cd..732c9e7d8aaf 100644
--- a/tools/lib/traceevent/parse-filter.c
+++ b/tools/lib/traceevent/parse-filter.c
@@ -1728,7 +1728,7 @@ get_value(struct event_format *event,
if (field == &cpu)
return record->cpu;

- pevent_read_number_field(field, record->data, &val);
+ tep_read_number_field(field, record->data, &val);

if (!(field->flags & FIELD_IS_SIGNED))
return val;
diff --git a/tools/lib/traceevent/plugin_kmem.c b/tools/lib/traceevent/plugin_kmem.c
index a5f8641495f3..28cabe250daf 100644
--- a/tools/lib/traceevent/plugin_kmem.c
+++ b/tools/lib/traceevent/plugin_kmem.c
@@ -35,7 +35,7 @@ static int call_site_handler(struct trace_seq *s, struct tep_record *record,
if (!field)
return 1;

- if (pevent_read_number_field(field, data, &val))
+ if (tep_read_number_field(field, data, &val))
return 1;

func = pevent_find_function(event->pevent, val);
diff --git a/tools/lib/traceevent/plugin_mac80211.c b/tools/lib/traceevent/plugin_mac80211.c
index 611250300855..5197f940d153 100644
--- a/tools/lib/traceevent/plugin_mac80211.c
+++ b/tools/lib/traceevent/plugin_mac80211.c
@@ -42,7 +42,7 @@ static void print_string(struct trace_seq *s, struct event_format *event,

if (!strncmp(f->type, "__data_loc", 10)) {
unsigned long long v;
- if (pevent_read_number_field(f, data, &v)) {
+ if (tep_read_number_field(f, data, &v)) {
trace_seq_printf(s, "invalid_data_loc");
return;
}
diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c
index 5744c12641a5..abd38abf1d91 100644
--- a/tools/perf/util/data-convert-bt.c
+++ b/tools/perf/util/data-convert-bt.c
@@ -310,8 +310,8 @@ static int add_tracepoint_field_value(struct ctf_writer *cw,
if (flags & FIELD_IS_DYNAMIC) {
unsigned long long tmp_val;

- tmp_val = pevent_read_number(fmtf->event->pevent,
- data + offset, len);
+ tmp_val = tep_read_number(fmtf->event->pevent,
+ data + offset, len);
offset = tmp_val;
len = offset >> 16;
offset &= 0xffff;
@@ -353,7 +353,7 @@ static int add_tracepoint_field_value(struct ctf_writer *cw,
else {
unsigned long long value_int;

- value_int = pevent_read_number(
+ value_int = tep_read_number(
fmtf->event->pevent,
data + offset + i * len, len);

diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index ff01cd53eddd..f74fbb652a4f 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -351,7 +351,7 @@ tracepoint_field(struct pyrf_event *pe, struct format_field *field)
offset = field->offset;
len = field->size;
if (field->flags & FIELD_IS_DYNAMIC) {
- val = pevent_read_number(pevent, data + offset, len);
+ val = tep_read_number(pevent, data + offset, len);
offset = val;
len = offset >> 16;
offset &= 0xffff;
@@ -364,8 +364,8 @@ tracepoint_field(struct pyrf_event *pe, struct format_field *field)
field->flags &= ~FIELD_IS_STRING;
}
} else {
- val = pevent_read_number(pevent, data + field->offset,
- field->size);
+ val = tep_read_number(pevent, data + field->offset,
+ field->size);
if (field->flags & FIELD_IS_POINTER)
ret = PyLong_FromUnsignedLong((unsigned long) val);
else if (field->flags & FIELD_IS_SIGNED)
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index 77bddd50e705..dfc6093f118c 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -871,8 +871,8 @@ static void python_process_tracepoint(struct perf_sample *sample,
offset = field->offset;
len = field->size;
if (field->flags & FIELD_IS_DYNAMIC) {
- val = pevent_read_number(scripting_context->pevent,
- data + offset, len);
+ val = tep_read_number(scripting_context->pevent,
+ data + offset, len);
offset = val;
len = offset >> 16;
offset &= 0xffff;
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 93bc9b1860af..b284276ec963 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -2074,7 +2074,7 @@ static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
if (field->flags & FIELD_IS_DYNAMIC) {
unsigned long long dyn;

- pevent_read_number_field(field, a->raw_data, &dyn);
+ tep_read_number_field(field, a->raw_data, &dyn);
offset = dyn & 0xffff;
size = (dyn >> 16) & 0xffff;

diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index f8b91f3813ca..a0e2b2c54567 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -48,7 +48,7 @@ static int get_common_field(struct scripting_context *context,
*size = field->size;
}

- return pevent_read_number(pevent, context->event_data + *offset, *size);
+ return tep_read_number(pevent, context->event_data + *offset, *size);
}

int common_lock_depth(struct scripting_context *context)
@@ -103,14 +103,14 @@ raw_field_value(struct event_format *event, const char *name, void *data)
if (!field)
return 0ULL;

- pevent_read_number_field(field, data, &val);
+ tep_read_number_field(field, data, &val);

return val;
}

unsigned long long read_size(struct event_format *event, void *ptr, int size)
{
- return pevent_read_number(event->pevent, ptr, size);
+ return tep_read_number(event->pevent, ptr, size);
}

void event_format__fprintf(struct event_format *event,