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[v0.98][Refactoring] Use printWarn + strerror(errno) instead of perror. Use fallback in ppc in case total_cores cannot be retrieved

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Dr-Noob
2021-08-07 08:43:46 +02:00
parent c24dd7cbb6
commit 2b21326167
5 changed files with 19 additions and 21 deletions
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5
src/x86/apic.c
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@@ -16,6 +16,7 @@
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include "apic.h"
#include "cpuid_asm.h"
@@ -84,7 +85,7 @@ bool bind_to_cpu(int cpu_id) {
CPU_ZERO(&currentCPU);
CPU_SET(cpu_id, &currentCPU);
if (sched_setaffinity (0, sizeof(currentCPU), &currentCPU) == -1) {
perror("sched_setaffinity");
printWarn("sched_setaffinity: %s", strerror(errno));
return false;
}
return true;
@@ -93,7 +94,7 @@ bool bind_to_cpu(int cpu_id) {
CPU_ZERO(&currentCPU);
CPU_SET(cpu_id, &currentCPU);
if(cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_TID, -1, sizeof(cpuset_t), &currentCPU) == -1) {
perror("cpuset_setaffinity");
printWarn("cpuset_setaffinity: %s", strerror(errno));
return false;
}
return true;

2
src/x86/cpuid.c
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@@ -435,7 +435,7 @@ struct topology* get_topology_info(struct cpuInfo* cpu, struct cache* cach) {
topo->total_cores = info.dwNumberOfProcessors;
#else
if((topo->total_cores = sysconf(_SC_NPROCESSORS_ONLN)) == -1) {
perror("sysconf");
printWarn("sysconf(_SC_NPROCESSORS_ONLN): %s", strerror(errno));
topo->total_cores = topo->logical_cores; // fallback
}
#endif