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| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-01-26 16:28:36 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-01-26 16:28:36 +0100 |
| commit | b8bc3bde9c8c90500c648627d53f846642ff8639 (patch) | |
| tree | 0c3ed82848a25948206556bc699a10d30bd18d07 /arch/powerpc/kvm | |
| parent | 171b5682aa8597174e80ec4128c87538103f2213 (diff) | |
| parent | 9abc2a08a7d665b02bdde974fd6c44aae86e923e (diff) | |
| download | linux-b8bc3bde9c8c90500c648627d53f846642ff8639.tar.gz linux-b8bc3bde9c8c90500c648627d53f846642ff8639.tar.bz2 linux-b8bc3bde9c8c90500c648627d53f846642ff8639.zip | |
Merge tag 'kvm-s390-master-4.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into HEAD
KVM: s390: Fixes for kvm/master (targeting 4.5)
1. Fallout of some bigger floating point/vector rework in s390
- memory leak -> stable 4.3+
- memory overwrite -> stable 4.4+
2. enable KVM-VFIO for s390
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 89eafd16f408..2675ae3be643 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -224,6 +224,12 @@ static void kvmppc_core_vcpu_put_hv(struct kvm_vcpu *vcpu) static void kvmppc_set_msr_hv(struct kvm_vcpu *vcpu, u64 msr) { + /* + * Check for illegal transactional state bit combination + * and if we find it, force the TS field to a safe state. + */ + if ((msr & MSR_TS_MASK) == MSR_TS_MASK) + msr &= ~MSR_TS_MASK; vcpu->arch.shregs.msr = msr; kvmppc_end_cede(vcpu); } |