diff --git a/arch/mips/kvm/tlb.c b/arch/mips/kvm/tlb.c index 37d77ad8431e3c3b9697e48870dabdd7decd4039..d3000680df1ff0316d265545896d80d485fa8063 100644 --- a/arch/mips/kvm/tlb.c +++ b/arch/mips/kvm/tlb.c @@ -195,7 +195,6 @@ int kvm_mips_host_tlb_write(struct kvm_vcpu *vcpu, unsigned long entryhi, /* Restore old ASID */ write_c0_entryhi(old_entryhi); mtc0_tlbw_hazard(); - tlbw_use_hazard(); local_irq_restore(flags); return 0; } @@ -219,15 +218,11 @@ int kvm_mips_handle_commpage_tlb_fault(unsigned long badvaddr, old_entryhi = read_c0_entryhi(); vaddr = badvaddr & (PAGE_MASK << 1); write_c0_entryhi(vaddr | kvm_mips_get_kernel_asid(vcpu)); - mtc0_tlbw_hazard(); write_c0_entrylo0(entrylo0); - mtc0_tlbw_hazard(); write_c0_entrylo1(entrylo1); - mtc0_tlbw_hazard(); write_c0_index(kvm_mips_get_commpage_asid(vcpu)); mtc0_tlbw_hazard(); tlb_write_indexed(); - mtc0_tlbw_hazard(); tlbw_use_hazard(); kvm_debug("@ %#lx idx: %2d [entryhi(R): %#lx] entrylo0 (R): 0x%08lx, entrylo1(R): 0x%08lx\n", @@ -237,7 +232,6 @@ int kvm_mips_handle_commpage_tlb_fault(unsigned long badvaddr, /* Restore old ASID */ write_c0_entryhi(old_entryhi); mtc0_tlbw_hazard(); - tlbw_use_hazard(); local_irq_restore(flags); return 0; @@ -291,7 +285,6 @@ int kvm_mips_host_tlb_lookup(struct kvm_vcpu *vcpu, unsigned long vaddr) /* Restore old ASID */ write_c0_entryhi(old_entryhi); mtc0_tlbw_hazard(); - tlbw_use_hazard(); local_irq_restore(flags); @@ -322,21 +315,16 @@ int kvm_mips_host_tlb_inv(struct kvm_vcpu *vcpu, unsigned long va) if (idx > 0) { write_c0_entryhi(UNIQUE_ENTRYHI(idx)); - mtc0_tlbw_hazard(); - write_c0_entrylo0(0); - mtc0_tlbw_hazard(); - write_c0_entrylo1(0); mtc0_tlbw_hazard(); tlb_write_indexed(); - mtc0_tlbw_hazard(); + tlbw_use_hazard(); } write_c0_entryhi(old_entryhi); mtc0_tlbw_hazard(); - tlbw_use_hazard(); local_irq_restore(flags); @@ -364,11 +352,11 @@ void kvm_mips_flush_host_tlb(int skip_kseg0) /* Blast 'em all away. */ for (entry = 0; entry < maxentry; entry++) { write_c0_index(entry); - mtc0_tlbw_hazard(); if (skip_kseg0) { + mtc0_tlbr_hazard(); tlb_read(); - tlbw_use_hazard(); + tlb_read_hazard(); entryhi = read_c0_entryhi(); @@ -379,22 +367,17 @@ void kvm_mips_flush_host_tlb(int skip_kseg0) /* Make sure all entries differ. */ write_c0_entryhi(UNIQUE_ENTRYHI(entry)); - mtc0_tlbw_hazard(); write_c0_entrylo0(0); - mtc0_tlbw_hazard(); write_c0_entrylo1(0); mtc0_tlbw_hazard(); tlb_write_indexed(); - mtc0_tlbw_hazard(); + tlbw_use_hazard(); } - tlbw_use_hazard(); - write_c0_entryhi(old_entryhi); write_c0_pagemask(old_pagemask); mtc0_tlbw_hazard(); - tlbw_use_hazard(); local_irq_restore(flags); } @@ -419,9 +402,9 @@ void kvm_local_flush_tlb_all(void) write_c0_index(entry); mtc0_tlbw_hazard(); tlb_write_indexed(); + tlbw_use_hazard(); entry++; } - tlbw_use_hazard(); write_c0_entryhi(old_ctx); mtc0_tlbw_hazard();