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| author | Avi Kivity <avi@qumranet.com> | 2007-05-24 12:11:41 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-07-16 11:05:51 +0200 |
| commit | cec9ad279b66793bee0b5009b7ca311060061efd (patch) | |
| tree | 13608d474b725e3c155f2c4387b524743f60d4b8 | |
| parent | KVM: Tune hotplug/suspend IPIs (diff) | |
| download | linux-cec9ad279b66793bee0b5009b7ca311060061efd.tar.xz linux-cec9ad279b66793bee0b5009b7ca311060061efd.zip | |
KVM: Use CPU_DYING for disabling virtualization
Only at the CPU_DYING stage can we be sure that no user process will
be scheduled onto the cpu and oops when trying to use virtualization
extensions.
Signed-off-by: Avi Kivity <avi@qumranet.com>
| -rw-r--r-- | drivers/kvm/kvm_main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 603e8ce3d65e..1b206f197c6b 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -3004,8 +3004,8 @@ static int kvm_cpu_hotplug(struct notifier_block *notifier, unsigned long val, int cpu = (long)v; switch (val) { - case CPU_DOWN_PREPARE: - case CPU_DOWN_PREPARE_FROZEN: + case CPU_DYING: + case CPU_DYING_FROZEN: case CPU_UP_CANCELED: case CPU_UP_CANCELED_FROZEN: printk(KERN_INFO "kvm: disabling virtualization on CPU%d\n", |