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Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
-rw-r--r--arch/s390/kvm/kvm-s390.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 0bd3bea1e4cd..630ab65b488b 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -270,10 +270,12 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
270 restore_fp_regs(&vcpu->arch.guest_fpregs); 270 restore_fp_regs(&vcpu->arch.guest_fpregs);
271 restore_access_regs(vcpu->arch.guest_acrs); 271 restore_access_regs(vcpu->arch.guest_acrs);
272 gmap_enable(vcpu->arch.gmap); 272 gmap_enable(vcpu->arch.gmap);
273 atomic_set_mask(CPUSTAT_RUNNING, &vcpu->arch.sie_block->cpuflags);
273} 274}
274 275
275void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu) 276void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu)
276{ 277{
278 atomic_clear_mask(CPUSTAT_RUNNING, &vcpu->arch.sie_block->cpuflags);
277 gmap_disable(vcpu->arch.gmap); 279 gmap_disable(vcpu->arch.gmap);
278 save_fp_regs(&vcpu->arch.guest_fpregs); 280 save_fp_regs(&vcpu->arch.guest_fpregs);
279 save_access_regs(vcpu->arch.guest_acrs); 281 save_access_regs(vcpu->arch.guest_acrs);
@@ -301,7 +303,9 @@ static void kvm_s390_vcpu_initial_reset(struct kvm_vcpu *vcpu)
301 303
302int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu) 304int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
303{ 305{
304 atomic_set(&vcpu->arch.sie_block->cpuflags, CPUSTAT_ZARCH | CPUSTAT_SM); 306 atomic_set(&vcpu->arch.sie_block->cpuflags, CPUSTAT_ZARCH |
307 CPUSTAT_SM |
308 CPUSTAT_STOPPED);
305 vcpu->arch.sie_block->ecb = 6; 309 vcpu->arch.sie_block->ecb = 6;
306 vcpu->arch.sie_block->eca = 0xC1002001U; 310 vcpu->arch.sie_block->eca = 0xC1002001U;
307 vcpu->arch.sie_block->fac = (int) (long) facilities; 311 vcpu->arch.sie_block->fac = (int) (long) facilities;
@@ -428,7 +432,7 @@ static int kvm_arch_vcpu_ioctl_set_initial_psw(struct kvm_vcpu *vcpu, psw_t psw)
428{ 432{
429 int rc = 0; 433 int rc = 0;
430 434
431 if (atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_RUNNING) 435 if (!(atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_STOPPED))
432 rc = -EBUSY; 436 rc = -EBUSY;
433 else { 437 else {
434 vcpu->run->psw_mask = psw.mask; 438 vcpu->run->psw_mask = psw.mask;
@@ -501,7 +505,7 @@ rerun_vcpu:
501 if (vcpu->sigset_active) 505 if (vcpu->sigset_active)
502 sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved); 506 sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved);
503 507
504 atomic_set_mask(CPUSTAT_RUNNING, &vcpu->arch.sie_block->cpuflags); 508 atomic_clear_mask(CPUSTAT_STOPPED, &vcpu->arch.sie_block->cpuflags);
505 509
506 BUG_ON(vcpu->kvm->arch.float_int.local_int[vcpu->vcpu_id] == NULL); 510 BUG_ON(vcpu->kvm->arch.float_int.local_int[vcpu->vcpu_id] == NULL);
507 511