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doc: dm cpu affinity dynamic param refine

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Cpu affinty was set by pCPU ID which can't be obtained
explictly by user. Use lapic ID instead which can be easily
read from `/proc/cpuinfo` as `apicid`.

Signed-off-by: Yuanyuan Zhao <yuanyuan.zhao@linux.intel.com>
This commit is contained in:
Yuanyuan Zhao
2022-01-06 15:50:34 +08:00
committed by David Kinder
parent 21d7b242c9
commit 8c046616c8
4 changed files with 12 additions and 7 deletions
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doc/tutorials/cpu_sharing.rst
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@@ -51,7 +51,7 @@ to the pCPU with lowest pCPU ID, vCPU1 maps to the second lowest pCPU ID, and
so on.
For post-launched VMs, acrn-dm could choose to launch a subset of pCPUs that
are defined in cpu_affinity by specifying the assigned pCPUs
are defined in cpu_affinity by specifying the assigned Service VM vCPU's lapic_id
(``--cpu_affinity`` option). But it can't assign any pCPUs that are not
included in the VM's cpu_affinity.