diff options
Diffstat (limited to 'arch/powerpc/kvm/booke_interrupts.S')
| -rw-r--r-- | arch/powerpc/kvm/booke_interrupts.S | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/arch/powerpc/kvm/booke_interrupts.S b/arch/powerpc/kvm/booke_interrupts.S index 8d6929b..eb21868 100644 --- a/arch/powerpc/kvm/booke_interrupts.S +++ b/arch/powerpc/kvm/booke_interrupts.S @@ -335,54 +335,6 @@ lightweight_exit: lwz r3, VCPU_SHADOW_PID(r4) mtspr SPRN_PID, r3 - /* Prevent all asynchronous TLB updates. */ - mfmsr r5 - lis r6, (MSR_EE|MSR_CE|MSR_ME|MSR_DE)@h - ori r6, r6, (MSR_EE|MSR_CE|MSR_ME|MSR_DE)@l - andc r6, r5, r6 - mtmsr r6 - - /* Load the guest mappings, leaving the host's "pinned" kernel mappings - * in place. */ - mfspr r10, SPRN_MMUCR /* Save host MMUCR. */ - li r5, PPC44x_TLB_SIZE - lis r5, tlb_44x_hwater@ha - lwz r5, tlb_44x_hwater@l(r5) - mtctr r5 - addi r9, r4, -VCPU_TO_44X + VCPU44x_SHADOW_TLB - addi r5, r4, -VCPU_TO_44X + VCPU44x_SHADOW_MOD - li r3, 0 -1: - lbzx r7, r3, r5 - cmpwi r7, 0 - beq 3f - - /* Load guest entry. */ - mulli r11, r3, TLBE_BYTES - add r11, r11, r9 - lwz r7, 0(r11) - mtspr SPRN_MMUCR, r7 - lwz r7, 4(r11) - tlbwe r7, r3, PPC44x_TLB_PAGEID - lwz r7, 8(r11) - tlbwe r7, r3, PPC44x_TLB_XLAT - lwz r7, 12(r11) - tlbwe r7, r3, PPC44x_TLB_ATTRIB -3: - addi r3, r3, 1 /* Increment index. */ - bdnz 1b - - mtspr SPRN_MMUCR, r10 /* Restore host MMUCR. */ - - /* Clear bitmap of modified TLB entries */ - li r5, PPC44x_TLB_SIZE>>2 - mtctr r5 - addi r5, r4, -VCPU_TO_44X + VCPU44x_SHADOW_MOD - 4 - li r6, 0 -1: - stwu r6, 4(r5) - bdnz 1b - iccci 0, 0 /* XXX hack */ /* Load some guest volatiles. */ |