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| author | Thomas Huth <thuth@linux.vnet.ibm.com> | 2013-09-19 16:26:18 +0200 |
|---|---|---|
| committer | Cornelia Huck <cornelia.huck@de.ibm.com> | 2013-11-28 11:08:10 +0100 |
| commit | 210b1607012cc9034841a393e0591b2c86d9e26c (patch) | |
| tree | 76a6752ba4ccfc5b1d9ff86283b874a9242ba642 | |
| parent | 0a00a775d2a49d16efba721c786859844184599c (diff) | |
| download | blackbird-obmc-linux-210b1607012cc9034841a393e0591b2c86d9e26c.tar.gz blackbird-obmc-linux-210b1607012cc9034841a393e0591b2c86d9e26c.zip | |
KVM: s390: Removed SIE_INTERCEPT_UCONTROL
The SIE_INTERCEPT_UCONTROL can be removed by moving the related code
from kvm_arch_vcpu_ioctl_run() to vcpu_post_run().
Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
| -rw-r--r-- | arch/s390/kvm/kvm-s390.c | 24 | ||||
| -rw-r--r-- | arch/s390/kvm/kvm-s390.h | 2 |
2 files changed, 6 insertions, 20 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 569494e01ec6..7f4783525144 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -732,14 +732,12 @@ static int vcpu_post_run(struct kvm_vcpu *vcpu, int exit_reason) if (exit_reason >= 0) { rc = 0; - } else { - if (kvm_is_ucontrol(vcpu->kvm)) { - rc = SIE_INTERCEPT_UCONTROL; - } else { - VCPU_EVENT(vcpu, 3, "%s", "fault in sie instruction"); - trace_kvm_s390_sie_fault(vcpu); - rc = kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING); - } + } else if (kvm_is_ucontrol(vcpu->kvm)) { + vcpu->run->exit_reason = KVM_EXIT_S390_UCONTROL; + vcpu->run->s390_ucontrol.trans_exc_code = + current->thread.gmap_addr; + vcpu->run->s390_ucontrol.pgm_code = 0x10; + rc = -EREMOTE; } memcpy(&vcpu->run->s.regs.gprs[14], &vcpu->arch.sie_block->gg14, 16); @@ -833,16 +831,6 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) rc = -EINTR; } -#ifdef CONFIG_KVM_S390_UCONTROL - if (rc == SIE_INTERCEPT_UCONTROL) { - kvm_run->exit_reason = KVM_EXIT_S390_UCONTROL; - kvm_run->s390_ucontrol.trans_exc_code = - current->thread.gmap_addr; - kvm_run->s390_ucontrol.pgm_code = 0x10; - rc = 0; - } -#endif - if (rc == -EOPNOTSUPP) { /* intercept cannot be handled in-kernel, prepare kvm-run */ kvm_run->exit_reason = KVM_EXIT_S390_SIEIC; diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h index b44912a32949..aad541fc9098 100644 --- a/arch/s390/kvm/kvm-s390.h +++ b/arch/s390/kvm/kvm-s390.h @@ -27,8 +27,6 @@ typedef int (*intercept_handler_t)(struct kvm_vcpu *vcpu); /* declare vfacilities extern */ extern unsigned long *vfacilities; -/* negativ values are error codes, positive values for internal conditions */ -#define SIE_INTERCEPT_UCONTROL (1<<0) int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu); #define VM_EVENT(d_kvm, d_loglevel, d_string, d_args...)\ |
