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authorAvi Kivity <avi@qumranet.com>2008-01-15 18:27:32 +0200
committerAvi Kivity <avi@qumranet.com>2008-01-30 18:01:22 +0200
commit6c14280125a374d4c279a68276f97245e03e3f68 (patch)
tree9a562a81927810f5e1ef38b05c109129a19b93cd /arch/x86/kvm/irq.h
parent97db56ce6cc2a0766b536cc227a1da20acc5d82f (diff)
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KVM: Fix unbounded preemption latency
When preparing to enter the guest, if an interrupt comes in while preemption is disabled but interrupts are still enabled, we miss a preemption point. Fix by explicitly checking whether we need to reschedule. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Avi Kivity <avi@qumranet.com>
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