diff options
| author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2014-07-29 08:53:36 +0200 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2014-08-25 14:35:55 +0200 |
| commit | d3d692c82e4ed79ae7c85f8825ccfdb7d11819da (patch) | |
| tree | b731597f4d65bb4a379db9f2b74a4c2e2ec74022 /arch/s390/kvm/kvm-s390.h | |
| parent | b028ee3edd54d338dd811aeafd670a2c682be558 (diff) | |
| download | lwn-d3d692c82e4ed79ae7c85f8825ccfdb7d11819da.tar.gz lwn-d3d692c82e4ed79ae7c85f8825ccfdb7d11819da.zip | |
KVM: s390: implement KVM_REQ_TLB_FLUSH and make use of it
Use the KVM_REQ_TLB_FLUSH request in order to trigger tlb flushes instead
of manipulating the SIE control block whenever we need it. Also trigger it for
a control register sync directly instead of (ab)using kvm_s390_set_prefix().
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/kvm-s390.h')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h index 894fa4653dfb..54c25fd5bed6 100644 --- a/arch/s390/kvm/kvm-s390.h +++ b/arch/s390/kvm/kvm-s390.h @@ -70,7 +70,7 @@ static inline u32 kvm_s390_get_prefix(struct kvm_vcpu *vcpu) static inline void kvm_s390_set_prefix(struct kvm_vcpu *vcpu, u32 prefix) { vcpu->arch.sie_block->prefix = prefix >> GUEST_PREFIX_SHIFT; - vcpu->arch.sie_block->ihcpu = 0xffff; + kvm_make_request(KVM_REQ_TLB_FLUSH, vcpu); kvm_make_request(KVM_REQ_MMU_RELOAD, vcpu); } |