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qemu: Add support to pin IOThreads to specific CPU

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Add qemuDomainPinIOThread to handle setting the CPU affinity
for a specific IOThread
This commit is contained in:
John Ferlan
2015-03-05 19:07:51 -05:00
parent e878719117
commit fb562614e3
2 changed files with 210 additions and 0 deletions
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9
include/libvirt/libvirt-domain.h
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@@ -3217,6 +3217,15 @@ typedef void (*virConnectDomainEventDeviceRemovedCallback)(virConnectPtr conn,
*/
# define VIR_DOMAIN_TUNABLE_CPU_EMULATORPIN "cputune.emulatorpin"
/**
* VIR_DOMAIN_TUNABLE_CPU_IOTHREADSPIN:
*
* Macro represents formatted pinning for one IOThread specified by id which is
* appended to the parameter name, for example "cputune.iothreadpin1",
* as VIR_TYPED_PARAM_STRING.
*/
# define VIR_DOMAIN_TUNABLE_CPU_IOTHREADSPIN "cputune.iothreadpin%u"
/**
* VIR_DOMAIN_TUNABLE_CPU_CPU_SHARES:
*