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| author | Simon Guo <wei.guo.simon@gmail.com> | 2018-05-23 15:02:08 +0800 |
|---|---|---|
| committer | Paul Mackerras <paulus@ozlabs.org> | 2018-06-01 10:30:48 +1000 |
| commit | d234d68eb7464c9ebd11e870404e83d3e9348406 (patch) | |
| tree | be1c8c775b03cfc687fae507dc20752f3ccf7492 /arch/powerpc | |
| parent | 7284ca8a5eaee311d2e4aec73b2df9bd57e0cdcb (diff) | |
| download | linux-stable-d234d68eb7464c9ebd11e870404e83d3e9348406.tar.gz linux-stable-d234d68eb7464c9ebd11e870404e83d3e9348406.tar.bz2 linux-stable-d234d68eb7464c9ebd11e870404e83d3e9348406.zip | |
KVM: PPC: Book3S PR: Enable HTM for PR KVM for KVM_CHECK_EXTENSION ioctl
With current patch set, PR KVM now supports HTM. So this patch turns it
on for PR KVM.
Tested with:
https://github.com/justdoitqd/publicFiles/blob/master/test_kvm_htm_cap.c
Signed-off-by: Simon Guo <wei.guo.simon@gmail.com>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 05eccdc10fdd..b8247fac3e56 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -648,9 +648,8 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) #endif #ifdef CONFIG_PPC_TRANSACTIONAL_MEM case KVM_CAP_PPC_HTM: - r = hv_enabled && - (!!(cur_cpu_spec->cpu_user_features2 & PPC_FEATURE2_HTM) || - cpu_has_feature(CPU_FTR_P9_TM_HV_ASSIST)); + r = !!(cur_cpu_spec->cpu_user_features2 & PPC_FEATURE2_HTM) || + (hv_enabled && cpu_has_feature(CPU_FTR_P9_TM_HV_ASSIST)); break; #endif default: |