From: Deng-Cheng Zhu <dengcheng.zhu@xxxxxxxxxx>
At TLB initialization, the commpage TLB entry is reserved on top of the
existing WIRED entries (the number not necessarily be 0).
Signed-off-by: Deng-Cheng Zhu <dengcheng.zhu@xxxxxxxxxx>
---
arch/mips/kvm/mips.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
index 27250ee..3d53d34 100644
--- a/arch/mips/kvm/mips.c
+++ b/arch/mips/kvm/mips.c
@@ -170,7 +170,7 @@ void kvm_arch_sync_events(struct kvm *kvm)
static void kvm_mips_uninit_tlbs(void *arg)
{
/* Restore wired count */
- write_c0_wired(0);
+ write_c0_wired(read_c0_wired() - 1);
mtc0_tlbw_hazard();
/* Clear out all the TLBs */
kvm_local_flush_tlb_all();
--
1.8.5.3
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