diff options
Diffstat (limited to 'arch/s390/kvm/intercept.c')
-rw-r--r-- | arch/s390/kvm/intercept.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c index 98997ccba501..ba9d8a7bc1ac 100644 --- a/arch/s390/kvm/intercept.c +++ b/arch/s390/kvm/intercept.c | |||
@@ -1,7 +1,7 @@ | |||
1 | /* | 1 | /* |
2 | * intercept.c - in-kernel handling for sie intercepts | 2 | * intercept.c - in-kernel handling for sie intercepts |
3 | * | 3 | * |
4 | * Copyright IBM Corp. 2008 | 4 | * Copyright IBM Corp. 2008,2009 |
5 | * | 5 | * |
6 | * This program is free software; you can redistribute it and/or modify | 6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License (version 2 only) | 7 | * it under the terms of the GNU General Public License (version 2 only) |
@@ -128,7 +128,7 @@ static int handle_noop(struct kvm_vcpu *vcpu) | |||
128 | 128 | ||
129 | static int handle_stop(struct kvm_vcpu *vcpu) | 129 | static int handle_stop(struct kvm_vcpu *vcpu) |
130 | { | 130 | { |
131 | int rc; | 131 | int rc = 0; |
132 | 132 | ||
133 | vcpu->stat.exit_stop_request++; | 133 | vcpu->stat.exit_stop_request++; |
134 | atomic_clear_mask(CPUSTAT_RUNNING, &vcpu->arch.sie_block->cpuflags); | 134 | atomic_clear_mask(CPUSTAT_RUNNING, &vcpu->arch.sie_block->cpuflags); |
@@ -141,12 +141,18 @@ static int handle_stop(struct kvm_vcpu *vcpu) | |||
141 | rc = -ENOTSUPP; | 141 | rc = -ENOTSUPP; |
142 | } | 142 | } |
143 | 143 | ||
144 | if (vcpu->arch.local_int.action_bits & ACTION_RELOADVCPU_ON_STOP) { | ||
145 | vcpu->arch.local_int.action_bits &= ~ACTION_RELOADVCPU_ON_STOP; | ||
146 | rc = SIE_INTERCEPT_RERUNVCPU; | ||
147 | vcpu->run->exit_reason = KVM_EXIT_INTR; | ||
148 | } | ||
149 | |||
144 | if (vcpu->arch.local_int.action_bits & ACTION_STOP_ON_STOP) { | 150 | if (vcpu->arch.local_int.action_bits & ACTION_STOP_ON_STOP) { |
145 | vcpu->arch.local_int.action_bits &= ~ACTION_STOP_ON_STOP; | 151 | vcpu->arch.local_int.action_bits &= ~ACTION_STOP_ON_STOP; |
146 | VCPU_EVENT(vcpu, 3, "%s", "cpu stopped"); | 152 | VCPU_EVENT(vcpu, 3, "%s", "cpu stopped"); |
147 | rc = -ENOTSUPP; | 153 | rc = -ENOTSUPP; |
148 | } else | 154 | } |
149 | rc = 0; | 155 | |
150 | spin_unlock_bh(&vcpu->arch.local_int.lock); | 156 | spin_unlock_bh(&vcpu->arch.local_int.lock); |
151 | return rc; | 157 | return rc; |
152 | } | 158 | } |
@@ -158,9 +164,9 @@ static int handle_validity(struct kvm_vcpu *vcpu) | |||
158 | 164 | ||
159 | vcpu->stat.exit_validity++; | 165 | vcpu->stat.exit_validity++; |
160 | if ((viwhy == 0x37) && (vcpu->arch.sie_block->prefix | 166 | if ((viwhy == 0x37) && (vcpu->arch.sie_block->prefix |
161 | <= vcpu->kvm->arch.guest_memsize - 2*PAGE_SIZE)){ | 167 | <= kvm_s390_vcpu_get_memsize(vcpu) - 2*PAGE_SIZE)) { |
162 | rc = fault_in_pages_writeable((char __user *) | 168 | rc = fault_in_pages_writeable((char __user *) |
163 | vcpu->kvm->arch.guest_origin + | 169 | vcpu->arch.sie_block->gmsor + |
164 | vcpu->arch.sie_block->prefix, | 170 | vcpu->arch.sie_block->prefix, |
165 | 2*PAGE_SIZE); | 171 | 2*PAGE_SIZE); |
166 | if (rc) | 172 | if (rc) |