Revision 819bd309 target-s390x/kvm.c
| b/target-s390x/kvm.c | ||
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| 87 | 87 |
}; |
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static int cap_sync_regs; |
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static int cap_async_pf; |
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| 91 | 92 |
static void *legacy_s390_alloc(size_t size); |
| 92 | 93 |
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int kvm_arch_init(KVMState *s) |
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{
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cap_sync_regs = kvm_check_extension(s, KVM_CAP_SYNC_REGS); |
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cap_async_pf = kvm_check_extension(s, KVM_CAP_ASYNC_PF); |
|
| 96 | 98 |
if (!kvm_check_extension(s, KVM_CAP_S390_GMAP) |
| 97 | 99 |
|| !kvm_check_extension(s, KVM_CAP_S390_COW)) {
|
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phys_mem_set_alloc(legacy_s390_alloc); |
| ... | ... | |
| 178 | 180 |
return ret; |
| 179 | 181 |
} |
| 180 | 182 |
|
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if (cap_async_pf) {
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reg.id = KVM_REG_S390_PFTOKEN; |
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reg.addr = (__u64)&(env->pfault_token); |
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ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, ®); |
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if (ret < 0) {
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return ret; |
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} |
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|
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reg.id = KVM_REG_S390_PFCOMPARE; |
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reg.addr = (__u64)&(env->pfault_compare); |
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ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, ®); |
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if (ret < 0) {
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return ret; |
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} |
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|
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reg.id = KVM_REG_S390_PFSELECT; |
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reg.addr = (__u64)&(env->pfault_select); |
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ret = kvm_vcpu_ioctl(cs, KVM_SET_ONE_REG, ®); |
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if (ret < 0) {
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return ret; |
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} |
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} |
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|
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if (cap_sync_regs && |
| 182 | 207 |
cs->kvm_run->kvm_valid_regs & KVM_SYNC_ACRS && |
| 183 | 208 |
cs->kvm_run->kvm_valid_regs & KVM_SYNC_CRS) {
|
| ... | ... | |
| 282 | 307 |
return r; |
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} |
| 284 | 309 |
|
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if (cap_async_pf) {
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reg.id = KVM_REG_S390_PFTOKEN; |
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reg.addr = (__u64)&(env->pfault_token); |
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r = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, ®); |
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if (r < 0) {
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return r; |
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} |
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|
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reg.id = KVM_REG_S390_PFCOMPARE; |
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reg.addr = (__u64)&(env->pfault_compare); |
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r = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, ®); |
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if (r < 0) {
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return r; |
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} |
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|
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reg.id = KVM_REG_S390_PFSELECT; |
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reg.addr = (__u64)&(env->pfault_select); |
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r = kvm_vcpu_ioctl(cs, KVM_GET_ONE_REG, ®); |
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if (r < 0) {
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return r; |
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} |
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} |
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return 0; |
| 286 | 334 |
} |
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