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refactor(3p/nix/libutil): Replace internal logging library with glog

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This commit is contained in:
Vincent Ambo 2020-05-18 02:34:41 +01:00
parent c584480cd4
commit 6dc6c29fa4
10 changed files with 76 additions and 44 deletions
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23
third_party/nix/src/libutil/affinity.cc vendored
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@ -1,4 +1,5 @@
#include "affinity.hh"
#include <glog/logging.h>
#include "types.hh"
#include "util.hh"
@ -15,14 +16,18 @@ static cpu_set_t savedAffinity;
void setAffinityTo(int cpu) {
#if __linux__
if (sched_getaffinity(0, sizeof(cpu_set_t), &savedAffinity) == -1) return;
if (sched_getaffinity(0, sizeof(cpu_set_t), &savedAffinity) == -1) {
return;
}
didSaveAffinity = true;
debug(format("locking this thread to CPU %1%") % cpu);
DLOG(INFO) << "locking this thread to CPU " << cpu;
cpu_set_t newAffinity;
CPU_ZERO(&newAffinity);
CPU_SET(cpu, &newAffinity);
if (sched_setaffinity(0, sizeof(cpu_set_t), &newAffinity) == -1)
printError(format("failed to lock thread to CPU %1%") % cpu);
if (sched_setaffinity(0, sizeof(cpu_set_t), &newAffinity) == -1) {
LOG(ERROR) << "failed to lock thread to CPU " << cpu;
}
#endif
}
@ -38,9 +43,13 @@ int lockToCurrentCPU() {
void restoreAffinity() {
#if __linux__
if (!didSaveAffinity) return;
if (sched_setaffinity(0, sizeof(cpu_set_t), &savedAffinity) == -1)
printError("failed to restore affinity %1%");
if (!didSaveAffinity) {
return;
}
if (sched_setaffinity(0, sizeof(cpu_set_t), &savedAffinity) == -1) {
LOG(ERROR) << "failed to restore affinity";
}
#endif
}