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vircgroup: introduce virCgroupV2GetMemoryUsage

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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Pavel Hrdina 2018-08-17 16:56:00 +02:00
parent d080c00166
commit 495f60edcb
1 changed files with 15 additions and 0 deletions
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15
src/util/vircgroupv2.c
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@ -1115,6 +1115,20 @@ virCgroupV2GetMemoryStat(virCgroupPtr group,
} }
static int
virCgroupV2GetMemoryUsage(virCgroupPtr group,
unsigned long *kb)
{
unsigned long long usage_in_bytes;
int ret = virCgroupGetValueU64(group,
VIR_CGROUP_CONTROLLER_MEMORY,
"memory.current", &usage_in_bytes);
if (ret == 0)
*kb = (unsigned long) usage_in_bytes >> 10;
return ret;
}
virCgroupBackend virCgroupV2Backend = { virCgroupBackend virCgroupV2Backend = {
.type = VIR_CGROUP_BACKEND_TYPE_V2, .type = VIR_CGROUP_BACKEND_TYPE_V2,
@ -1154,6 +1168,7 @@ virCgroupBackend virCgroupV2Backend = {
.setMemory = virCgroupV2SetMemory, .setMemory = virCgroupV2SetMemory,
.getMemoryStat = virCgroupV2GetMemoryStat, .getMemoryStat = virCgroupV2GetMemoryStat,
.getMemoryUsage = virCgroupV2GetMemoryUsage,
}; };