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Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
-rw-r--r--arch/s390/kvm/kvm-s390.c30
1 files changed, 10 insertions, 20 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 4fe68650535c..67345ae7ce8d 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -164,24 +164,18 @@ long kvm_arch_vm_ioctl(struct file *filp,
164 return r; 164 return r;
165} 165}
166 166
167struct kvm *kvm_arch_create_vm(void) 167int kvm_arch_init_vm(struct kvm *kvm)
168{ 168{
169 struct kvm *kvm;
170 int rc; 169 int rc;
171 char debug_name[16]; 170 char debug_name[16];
172 171
173 rc = s390_enable_sie(); 172 rc = s390_enable_sie();
174 if (rc) 173 if (rc)
175 goto out_nokvm; 174 goto out_err;
176
177 rc = -ENOMEM;
178 kvm = kzalloc(sizeof(struct kvm), GFP_KERNEL);
179 if (!kvm)
180 goto out_nokvm;
181 175
182 kvm->arch.sca = (struct sca_block *) get_zeroed_page(GFP_KERNEL); 176 kvm->arch.sca = (struct sca_block *) get_zeroed_page(GFP_KERNEL);
183 if (!kvm->arch.sca) 177 if (!kvm->arch.sca)
184 goto out_nosca; 178 goto out_err;
185 179
186 sprintf(debug_name, "kvm-%u", current->pid); 180 sprintf(debug_name, "kvm-%u", current->pid);
187 181
@@ -195,13 +189,11 @@ struct kvm *kvm_arch_create_vm(void)
195 debug_register_view(kvm->arch.dbf, &debug_sprintf_view); 189 debug_register_view(kvm->arch.dbf, &debug_sprintf_view);
196 VM_EVENT(kvm, 3, "%s", "vm created"); 190 VM_EVENT(kvm, 3, "%s", "vm created");
197 191
198 return kvm; 192 return 0;
199out_nodbf: 193out_nodbf:
200 free_page((unsigned long)(kvm->arch.sca)); 194 free_page((unsigned long)(kvm->arch.sca));
201out_nosca: 195out_err:
202 kfree(kvm); 196 return rc;
203out_nokvm:
204 return ERR_PTR(rc);
205} 197}
206 198
207void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu) 199void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu)
@@ -240,11 +232,8 @@ void kvm_arch_sync_events(struct kvm *kvm)
240void kvm_arch_destroy_vm(struct kvm *kvm) 232void kvm_arch_destroy_vm(struct kvm *kvm)
241{ 233{
242 kvm_free_vcpus(kvm); 234 kvm_free_vcpus(kvm);
243 kvm_free_physmem(kvm);
244 free_page((unsigned long)(kvm->arch.sca)); 235 free_page((unsigned long)(kvm->arch.sca));
245 debug_unregister(kvm->arch.dbf); 236 debug_unregister(kvm->arch.dbf);
246 cleanup_srcu_struct(&kvm->srcu);
247 kfree(kvm);
248} 237}
249 238
250/* Section: vcpu related */ 239/* Section: vcpu related */
@@ -732,7 +721,7 @@ static int __init kvm_s390_init(void)
732 721
733 /* 722 /*
734 * guests can ask for up to 255+1 double words, we need a full page 723 * guests can ask for up to 255+1 double words, we need a full page
735 * to hold the maximum amount of facilites. On the other hand, we 724 * to hold the maximum amount of facilities. On the other hand, we
736 * only set facilities that are known to work in KVM. 725 * only set facilities that are known to work in KVM.
737 */ 726 */
738 facilities = (unsigned long long *) get_zeroed_page(GFP_KERNEL|GFP_DMA); 727 facilities = (unsigned long long *) get_zeroed_page(GFP_KERNEL|GFP_DMA);
@@ -740,8 +729,9 @@ static int __init kvm_s390_init(void)
740 kvm_exit(); 729 kvm_exit();
741 return -ENOMEM; 730 return -ENOMEM;
742 } 731 }
743 stfle(facilities, 1); 732 memcpy(facilities, S390_lowcore.stfle_fac_list, 16);
744 facilities[0] &= 0xff00fff3f0700000ULL; 733 facilities[0] &= 0xff00fff3f47c0000ULL;
734 facilities[1] &= 0x201c000000000000ULL;
745 return 0; 735 return 0;
746} 736}
747 737