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system.c : cleaning check result of system call

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This commit is contained in:
Karim Harouat
2023-01-12 14:28:38 +01:00
committed by Robert Schmidt
parent 1a0c0cd1c9
commit 096a32bf16
1 changed files with 8 additions and 3 deletions
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common/utils/system.c
+8 -3
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@@ -366,9 +366,14 @@ void set_latency_target(void) {
LOG_E(HW,"Can't set /dev/cpu_dma_latency to %u us\n", latency_target_value);
// Set CPU frequency to it's maximum
if ( 0 != system("for d in /sys/devices/system/cpu/cpu[0-9]*; do cat $d/cpufreq/cpuinfo_max_freq > $d/cpufreq/scaling_min_freq; done"))
LOG_E(HW,"Can't set cpu frequency\n");
int system_ret = system("for d in /sys/devices/system/cpu/cpu[0-9]*; do cat $d/cpufreq/cpuinfo_max_freq > $d/cpufreq/scaling_min_freq; done");
if (system_ret == -1) {
LOG_E(HW, "Can't set cpu frequency: [%d] %s\n", errno, strerror(errno));
return;
}
if (!((WIFEXITED(system_ret)) && (WEXITSTATUS(system_ret) == 0))) {
LOG_E(HW, "Can't set cpu frequency\n");
}
mlockall(MCL_CURRENT | MCL_FUTURE);
}