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OpenCloudOS-Kernel
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KVM: Unset kvm_arch_ops if arch module loading failed 

Otherwise, the core module thinks the arch module is loaded, and won't
let you reload it after you've fixed the bug.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-03-01 19:21:03 +02:00
parent b720a3be1a
commit ca45aaae1e
1 changed files with 3 additions and 1 deletions
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4
drivers/kvm/kvm_main.c
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@ -2464,7 +2464,7 @@ int kvm_init_arch(struct kvm_arch_ops *ops, struct module *module)
r = kvm_arch_ops->hardware_setup();
if (r < 0)
return r;
goto out;
on_each_cpu(kvm_arch_ops->hardware_enable, NULL, 0, 1);
r = register_cpu_notifier(&kvm_cpu_notifier);
@ -2500,6 +2500,8 @@ out_free_2:
out_free_1:
on_each_cpu(kvm_arch_ops->hardware_disable, NULL, 0, 1);
kvm_arch_ops->hardware_unsetup();
out:
kvm_arch_ops = NULL;
return r;
}