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    SubjectRe: [RFC PATCH v1 3/5] KVM: Add paravirt kvm_flush_tlb_others
    On Tue, 2012-05-01 at 15:12 +0300, Avi Kivity wrote:
    > local_irq_save() is a stronger version or rcu_read_lock()

    Not so, local_irq_save() doesn't at all stop regular RCU grace periods,
    things like preemptible rcu can be driven from rcu_read_unlock().

    Note that this is the reason call_rcu_sched() exists and is used in this

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      Last update: 2012-05-01 17:41    [W:0.020 / U:38.980 seconds]
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