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authorOtavio Salvador <otavio@ossystems.com.br>2022-05-19 11:02:10 -0300
committerGitHub <noreply@github.com>2022-05-19 11:02:10 -0300
commitb7007e1d615b8d4b71c28ebf790c5164fc4491d5 (patch)
tree48c35f63dc1101d0d528b5d79c81849b99ca7c6d /arch/s390/kvm/kvm-s390.c
parent38955ef654554c94f4d91bafb9ef5c5f41a4c0f6 (diff)
parent0e61b511dd8474280ba674590daa55f30433b7d4 (diff)
Merge pull request #565 from philschenker/update-to-5.4.193__update-to-2.3.7__5.4-2.3.x-imx
Update Patchlevel on Branch 5.4-2.3.x-imx from 5.4.161->5.4.193
Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
-rw-r--r--arch/s390/kvm/kvm-s390.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index b286818d8d54..49dc00d82e5e 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -4205,10 +4205,15 @@ void kvm_s390_vcpu_stop(struct kvm_vcpu *vcpu)
spin_lock(&vcpu->kvm->arch.start_stop_lock);
online_vcpus = atomic_read(&vcpu->kvm->online_vcpus);
- /* SIGP STOP and SIGP STOP AND STORE STATUS has been fully processed */
+ /*
+ * Set the VCPU to STOPPED and THEN clear the interrupt flag,
+ * now that the SIGP STOP and SIGP STOP AND STORE STATUS orders
+ * have been fully processed. This will ensure that the VCPU
+ * is kept BUSY if another VCPU is inquiring with SIGP SENSE.
+ */
+ kvm_s390_set_cpuflags(vcpu, CPUSTAT_STOPPED);
kvm_s390_clear_stop_irq(vcpu);
- kvm_s390_set_cpuflags(vcpu, CPUSTAT_STOPPED);
__disable_ibs_on_vcpu(vcpu);
for (i = 0; i < online_vcpus; i++) {