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authorRaghavendra K T <raghavendra.kt@linux.vnet.ibm.com>2013-03-04 19:02:27 +0100
committerGleb Natapov <gleb@redhat.com>2013-03-11 10:37:22 +0100
commit7bc7ae25b1438bb9fe1f176b951d758789847640 (patch)
tree47d7e933d79152b9272b101e68bd0ad43c4ec918 /firmware/sun
parentkvm: Record the preemption status of vcpus using preempt notifiers (diff)
downloadlinux-7bc7ae25b1438bb9fe1f176b951d758789847640.tar.xz
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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>
Diffstat (limited to 'firmware/sun')
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