tree fbfc0f48c6886e1175f29a4eb9c6a4d5346f1576
parent 81e4400b4df4e597a81c19c1161aa03c73613710
author Avi Kivity <avi@qumranet.com> 1203928111 +0200
committer Avi Kivity <avi@qumranet.com> 1203928111 +0200

KVM: Route irq 0 to vcpu 0 exclusively

Some Linux versions allow the timer interrupt to be processed by more than
one cpu, leading to hangs due to tsc instability.  Work around the issue
by only disaptching the interrupt to vcpu 0.

Problem analyzed (and patch tested) by Sheng Yang.

Signed-off-by: Avi Kivity <avi@qumranet.com>