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conf: numa: Add helper to count total memory size configured in NUMA

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The total NUMA memory consists of the sum of individual NUMA node memory
amounts.
This commit is contained in:
Peter Krempa 2015-02-16 20:15:04 +01:00
parent 389634e667
commit 8968c4946c
3 changed files with 16 additions and 0 deletions
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13
src/conf/numa_conf.c
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@ -894,3 +894,16 @@ virDomainNumaSetNodeMemorySize(virDomainNumaPtr numa,
{
numa->mem_nodes[node].mem = size;
}
unsigned long long
virDomainNumaGetMemorySize(virDomainNumaPtr numa)
{
size_t i;
unsigned long long ret = 0;
for (i = 0; i < numa->nmem_nodes; i++)
ret += numa->mem_nodes[i].mem;
return ret;
}

2
src/conf/numa_conf.h
View File

@ -95,6 +95,8 @@ virNumaMemAccess virDomainNumaGetNodeMemoryAccessMode(virDomainNumaPtr numa,
unsigned long long virDomainNumaGetNodeMemorySize(virDomainNumaPtr numa,
size_t node)
ATTRIBUTE_NONNULL(1);
unsigned long long virDomainNumaGetMemorySize(virDomainNumaPtr numa)
ATTRIBUTE_NONNULL(1);
/*
* Formatters

1
src/libvirt_private.syms
View File

@ -630,6 +630,7 @@ virNodeDeviceObjUnlock;
virDomainNumaCheckABIStability;
virDomainNumaEquals;
virDomainNumaFree;
virDomainNumaGetMemorySize;
virDomainNumaGetNodeCount;
virDomainNumaGetNodeCpumask;
virDomainNumaGetNodeMemoryAccessMode;