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[client] cpuinfo: implement CPU socket count for Linux

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This commit is contained in:
Quantum
2022-01-07 03:06:49 -05:00
committed by Geoffrey McRae
parent 194241c5a3
commit a40a964b30
1 changed files with 18 additions and 6 deletions
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24
common/src/platform/linux/cpuinfo.c
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@@ -37,15 +37,14 @@ bool lgCPUInfo(char * model, size_t modelSize, int * procs, int * cores,
return false;
}
int socketCount = 0;
if (procs)
*procs = 0;
if (cores)
*cores = 0;
if (sockets)
*sockets = 1;
char buffer[1024];
while (fgets(buffer, sizeof(buffer), cpuinfo))
{
@@ -65,13 +64,20 @@ bool lgCPUInfo(char * model, size_t modelSize, int * procs, int * cores,
model = NULL;
}
else if (cores && strncmp(buffer, "cpu cores", 9) == 0)
else if (cores && *cores == 0 && strncmp(buffer, "cpu cores", 9) == 0)
{
const char * num = strstr(buffer, ": ");
if (num)
*cores = atoi(num + 2);
}
else if (strncmp(buffer, "physical id", 11) == 0)
{
const char * num = strstr(buffer, ": ");
if (num)
{
*cores = atoi(num + 2);
cores = NULL;
int id = atoi(num + 2);
if (id >= socketCount)
socketCount = id + 1;
}
}
@@ -82,6 +88,12 @@ bool lgCPUInfo(char * model, size_t modelSize, int * procs, int * cores,
}
done:
if (sockets)
*sockets = socketCount;
if (cores)
*cores *= socketCount;
fclose(cpuinfo);
return true;
}