tree 47d7e933d79152b9272b101e68bd0ad43c4ec918
parent 3a08a8f9f0936e182d387afd85fdc5d303381521
author Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com> 1362420147 +0530
committer Gleb Natapov <gleb@redhat.com> 1362994642 +0200

kvm: Iterate over only vcpus that are preempted

This helps in filtering out the eligible candidates further and
thus potentially helps in quickly allowing preempted lockholders to run.
Note that if a vcpu was spinning during preemption we filter them
by checking whether they are preempted due to pause loop exit.

Reviewed-by: Chegu Vinod <chegu_vinod@hp.com>
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>