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Clarify terminolgy around cpu ids and array length
[lttng-ust.git]
/
src
/
common
/
counter
/
counter.c
diff --git
a/src/common/counter/counter.c
b/src/common/counter/counter.c
index b71b43ae7c3828b2c317d4fd10d8036e827aa7bc..60edad0c5b63b9ea2a1f3f92e9ca42e5ab400217 100644
(file)
--- a/
src/common/counter/counter.c
+++ b/
src/common/counter/counter.c
@@
-118,7
+118,7
@@
int lttng_counter_set_cpu_shm(struct lib_counter *counter, int cpu, int fd)
struct lib_counter_config *config = &counter->config;
struct lib_counter_layout *layout;
struct lib_counter_config *config = &counter->config;
struct lib_counter_layout *layout;
- if (cpu < 0 || cpu >=
num_possible_cpus
())
+ if (cpu < 0 || cpu >=
get_possible_cpus_array_len
())
return -EINVAL;
if (!(config->alloc & COUNTER_ALLOC_PER_CPU))
return -EINVAL;
if (!(config->alloc & COUNTER_ALLOC_PER_CPU))
@@
-171,7
+171,7
@@
int validate_args(const struct lib_counter_config *config,
int nr_counter_cpu_fds,
const int *counter_cpu_fds)
{
int nr_counter_cpu_fds,
const int *counter_cpu_fds)
{
- int nr_cpus =
num_possible_cpus
();
+ int nr_cpus =
get_possible_cpus_array_len
();
if (CAA_BITS_PER_LONG != 64 && config->counter_size == COUNTER_SIZE_64_BIT) {
WARN_ON_ONCE(1);
if (CAA_BITS_PER_LONG != 64 && config->counter_size == COUNTER_SIZE_64_BIT) {
WARN_ON_ONCE(1);
@@
-210,7
+210,7
@@
struct lib_counter *lttng_counter_create(const struct lib_counter_config *config
size_t dimension, nr_elem = 1;
int cpu, ret;
int nr_handles = 0;
size_t dimension, nr_elem = 1;
int cpu, ret;
int nr_handles = 0;
- int nr_cpus =
num_possible_cpus
();
+ int nr_cpus =
get_possible_cpus_array_len
();
if (validate_args(config, nr_dimensions, max_nr_elem,
global_sum_step, global_counter_fd, nr_counter_cpu_fds,
if (validate_args(config, nr_dimensions, max_nr_elem,
global_sum_step, global_counter_fd, nr_counter_cpu_fds,
@@
-309,7
+309,7
@@
int lttng_counter_get_cpu_shm(struct lib_counter *counter, int cpu, int *fd, siz
struct lib_counter_layout *layout;
int shm_fd;
struct lib_counter_layout *layout;
int shm_fd;
- if (cpu >=
num_possible_cpus
())
+ if (cpu >=
get_possible_cpus_array_len
())
return -1;
layout = &counter->percpu_counters[cpu];
shm_fd = layout->shm_fd;
return -1;
layout = &counter->percpu_counters[cpu];
shm_fd = layout->shm_fd;
@@
-335,13
+335,13
@@
int lttng_counter_read(const struct lib_counter_config *config,
switch (config->alloc) {
case COUNTER_ALLOC_PER_CPU:
switch (config->alloc) {
case COUNTER_ALLOC_PER_CPU:
- if (cpu < 0 || cpu >=
num_possible_cpus
())
+ if (cpu < 0 || cpu >=
get_possible_cpus_array_len
())
return -EINVAL;
layout = &counter->percpu_counters[cpu];
break;
case COUNTER_ALLOC_PER_CPU | COUNTER_ALLOC_GLOBAL:
if (cpu >= 0) {
return -EINVAL;
layout = &counter->percpu_counters[cpu];
break;
case COUNTER_ALLOC_PER_CPU | COUNTER_ALLOC_GLOBAL:
if (cpu >= 0) {
- if (cpu >=
num_possible_cpus
())
+ if (cpu >=
get_possible_cpus_array_len
())
return -EINVAL;
layout = &counter->percpu_counters[cpu];
} else {
return -EINVAL;
layout = &counter->percpu_counters[cpu];
} else {
@@
-469,13
+469,13
@@
int lttng_counter_clear_cpu(const struct lib_counter_config *config,
switch (config->alloc) {
case COUNTER_ALLOC_PER_CPU:
switch (config->alloc) {
case COUNTER_ALLOC_PER_CPU:
- if (cpu < 0 || cpu >=
num_possible_cpus
())
+ if (cpu < 0 || cpu >=
get_possible_cpus_array_len
())
return -EINVAL;
layout = &counter->percpu_counters[cpu];
break;
case COUNTER_ALLOC_PER_CPU | COUNTER_ALLOC_GLOBAL:
if (cpu >= 0) {
return -EINVAL;
layout = &counter->percpu_counters[cpu];
break;
case COUNTER_ALLOC_PER_CPU | COUNTER_ALLOC_GLOBAL:
if (cpu >= 0) {
- if (cpu >=
num_possible_cpus
())
+ if (cpu >=
get_possible_cpus_array_len
())
return -EINVAL;
layout = &counter->percpu_counters[cpu];
} else {
return -EINVAL;
layout = &counter->percpu_counters[cpu];
} else {
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