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Apply clang-format to CPU pinning and parking code

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The original PR #416 failed the format check, but this wasn't apparent
until after merging.
This commit is contained in:
Ahsan Fayaz
2023-12-04 15:33:15 +00:00
parent 775c93001c
commit fad889db45
6 changed files with 32 additions and 37 deletions
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52
daemon/gamemode-cpu.c
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@@ -32,9 +32,9 @@ POSSIBILITY OF SUCH DAMAGE.
#define _GNU_SOURCE
#include <sched.h>
#include <linux/limits.h>
#include <dirent.h>
#include <linux/limits.h>
#include <sched.h>
#include "common-cpu.h"
#include "common-external.h"
@@ -87,7 +87,7 @@ static int walk_sysfs(char *cpulist, char **buf, size_t *buflen, GameModeCPUInfo
CPU_SET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online);
/* check for L3 cache non-uniformity among the cores */
int ret =
int ret =
snprintf(path, PATH_MAX, "/sys/devices/system/cpu/cpu%ld/cache/index3/size", cpu);
if (ret > 0 && ret < PATH_MAX) {
@@ -118,9 +118,9 @@ static int walk_sysfs(char *cpulist, char **buf, size_t *buflen, GameModeCPUInfo
/* check for frequency non-uniformity among the cores */
ret = snprintf(path,
PATH_MAX,
"/sys/devices/system/cpu/cpu%ld/cpufreq/cpuinfo_max_freq",
cpu);
PATH_MAX,
"/sys/devices/system/cpu/cpu%ld/cpufreq/cpuinfo_max_freq",
cpu);
if (ret > 0 && ret < PATH_MAX) {
if (read_small_file(path, buf, buflen)) {
@@ -141,14 +141,14 @@ static int walk_sysfs(char *cpulist, char **buf, size_t *buflen, GameModeCPUInfo
}
}
if (CPU_EQUAL_S(CPU_ALLOC_SIZE(info->num_cpu), info->online, info->to_keep) ||
if (CPU_EQUAL_S(CPU_ALLOC_SIZE(info->num_cpu), info->online, info->to_keep) ||
CPU_COUNT_S(CPU_ALLOC_SIZE(info->num_cpu), info->to_keep) == 0) {
LOG_MSG("cpu L3 cache was uniform, this is not a x3D with multiple chiplets\n");
CPU_FREE(info->to_keep);
info->to_keep = freq_cores;
if (CPU_EQUAL_S(CPU_ALLOC_SIZE(info->num_cpu), info->online, info->to_keep) ||
if (CPU_EQUAL_S(CPU_ALLOC_SIZE(info->num_cpu), info->online, info->to_keep) ||
CPU_COUNT_S(CPU_ALLOC_SIZE(info->num_cpu), info->to_keep) == 0)
LOG_MSG("cpu frequency was uniform, this is not a big.LITTLE type of system\n");
} else {
@@ -209,11 +209,11 @@ int game_mode_initialise_cpu(GameModeConfig *config, GameModeCPUInfo **info)
int park_or_pin = -1;
if (pin_cores[0] != '\0') {
if (strcasecmp(pin_cores, "no") == 0 || strcasecmp(pin_cores, "false") == 0 ||
if (strcasecmp(pin_cores, "no") == 0 || strcasecmp(pin_cores, "false") == 0 ||
strcmp(pin_cores, "0") == 0) {
park_or_pin = -2;
} else if (strcasecmp(pin_cores, "yes") == 0 || strcasecmp(pin_cores, "true") == 0 ||
strcmp(pin_cores, "1") == 0) {
} else if (strcasecmp(pin_cores, "yes") == 0 || strcasecmp(pin_cores, "true") == 0 ||
strcmp(pin_cores, "1") == 0) {
pin_cores[0] = '\0';
park_or_pin = IS_CPU_PIN;
} else {
@@ -222,14 +222,14 @@ int game_mode_initialise_cpu(GameModeConfig *config, GameModeCPUInfo **info)
}
if (park_or_pin != IS_CPU_PIN && park_cores[0] != '\0') {
if (strcasecmp(park_cores, "no") == 0 || strcasecmp(park_cores, "false") == 0 ||
if (strcasecmp(park_cores, "no") == 0 || strcasecmp(park_cores, "false") == 0 ||
strcmp(park_cores, "0") == 0) {
if (park_or_pin == -2)
return 0;
park_or_pin = -1;
} else if (strcasecmp(park_cores, "yes") == 0 || strcasecmp(park_cores, "true") == 0 ||
strcmp(park_cores, "1") == 0) {
} else if (strcasecmp(park_cores, "yes") == 0 || strcasecmp(park_cores, "true") == 0 ||
strcmp(park_cores, "1") == 0) {
park_cores[0] = '\0';
park_or_pin = IS_CPU_PARK;
} else {
@@ -282,7 +282,7 @@ int game_mode_initialise_cpu(GameModeConfig *config, GameModeCPUInfo **info)
goto error_exit;
}
if (park_or_pin == IS_CPU_PARK &&
if (park_or_pin == IS_CPU_PARK &&
CPU_EQUAL_S(CPU_ALLOC_SIZE(new_info->num_cpu), new_info->online, new_info->to_keep)) {
game_mode_free_cpu(&new_info);
LOG_MSG("I can find no reason to perform core parking on this system!\n");
@@ -355,7 +355,7 @@ int game_mode_park_cpu(const GameModeCPUInfo *info)
int pos = 0;
for (long cpu = 0; cpu < (long)(info->num_cpu); cpu++) {
if (CPU_ISSET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online) &&
if (CPU_ISSET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online) &&
!CPU_ISSET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->to_keep)) {
if (first == -1) {
first = cpu;
@@ -400,7 +400,7 @@ int game_mode_unpark_cpu(const GameModeCPUInfo *info)
int pos = 0;
for (long cpu = 0; cpu < (long)(info->num_cpu); cpu++) {
if (CPU_ISSET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online) &&
if (CPU_ISSET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online) &&
!CPU_ISSET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->to_keep)) {
if (first == -1) {
first = cpu;
@@ -434,7 +434,8 @@ int game_mode_unpark_cpu(const GameModeCPUInfo *info)
return 0;
}
static void apply_affinity_mask (pid_t pid, size_t cpusetsize, const cpu_set_t *mask, const bool be_silent)
static void apply_affinity_mask(pid_t pid, size_t cpusetsize, const cpu_set_t *mask,
const bool be_silent)
{
char buffer[PATH_MAX];
char *proc_path = NULL;
@@ -442,26 +443,20 @@ static void apply_affinity_mask (pid_t pid, size_t cpusetsize, const cpu_set_t *
if (!(proc_path = buffered_snprintf(buffer, "/proc/%d/task", pid))) {
if (!be_silent) {
LOG_ERROR(
"Unable to find executable for PID %d: %s\n",
pid,
strerror(errno));
LOG_ERROR("Unable to find executable for PID %d: %s\n", pid, strerror(errno));
}
return;
}
if (!(proc_dir = opendir(proc_path))) {
if (!be_silent) {
LOG_ERROR(
"Unable to find executable for PID %d: %s\n",
pid,
strerror(errno));
LOG_ERROR("Unable to find executable for PID %d: %s\n", pid, strerror(errno));
}
return;
}
struct dirent *entry;
while((entry = readdir(proc_dir))) {
while ((entry = readdir(proc_dir))) {
if (entry->d_name[0] == '.')
continue;
@@ -474,7 +469,8 @@ static void apply_affinity_mask (pid_t pid, size_t cpusetsize, const cpu_set_t *
closedir(proc_dir);
}
void game_mode_apply_core_pinning(const GameModeCPUInfo *info, const pid_t client, const bool be_silent)
void game_mode_apply_core_pinning(const GameModeCPUInfo *info, const pid_t client,
const bool be_silent)
{
if (!info || info->park_or_pin == IS_CPU_PARK)
return;