Commit 45bf21a8 authored by Wei Yongjun's avatar Wei Yongjun Committed by Avi Kivity

KVM: MMU: fix missing percpu counter destroy

commit ad05c88266b4cce1c820928ce8a0fb7690912ba1
(KVM: create aggregate kvm_total_used_mmu_pages value)
introduce percpu counter kvm_total_used_mmu_pages but never
destroy it, this may cause oops when rmmod & modprobe.
Signed-off-by: default avatarWei Yongjun <yjwei@cn.fujitsu.com>
Acked-by: default avatarTim Pepper <lnxninja@linux.vnet.ibm.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 80b63faf
......@@ -3185,6 +3185,7 @@ static void mmu_destroy_caches(void)
void kvm_mmu_module_exit(void)
{
mmu_destroy_caches();
percpu_counter_destroy(&kvm_total_used_mmu_pages);
unregister_shrinker(&mmu_shrinker);
}
......@@ -3207,7 +3208,9 @@ int kvm_mmu_module_init(void)
if (!mmu_page_header_cache)
goto nomem;
percpu_counter_init(&kvm_total_used_mmu_pages, 0);
if (percpu_counter_init(&kvm_total_used_mmu_pages, 0))
goto nomem;
register_shrinker(&mmu_shrinker);
return 0;
......
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