[PATCH 4.10 066/129] KVM: PPC: Book3S HV: Dont try to signal cpu -1

4.10-stable review patch. If anyone has any objections, please let me know. -- From: Paul Mackerras commit 3deda5e50c893be38c1b6b3a73f8f8fb5560baa4 upstream. If the target vcpu for kvmppc_fast_vcpu_kick_hv() is not running on any CPU, then we will have

[PATCH 4.10 066/129] KVM: PPC: Book3S HV: Dont try to signal cpu -1

4.10-stable review patch. If anyone has any objections, please let me know. -- From: Paul Mackerras commit 3deda5e50c893be38c1b6b3a73f8f8fb5560baa4 upstream. If the target vcpu for kvmppc_fast_vcpu_kick_hv() is not running on any CPU, then we will have vcpu->arch.thread_cpu