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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>
This commit is contained in:
Simon Guo 2018-05-23 15:02:08 +08:00 committed by Paul Mackerras
parent 7284ca8a5e
commit d234d68eb7
1 changed files with 2 additions and 3 deletions
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5
arch/powerpc/kvm/powerpc.c
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@ -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: