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authorCarsten Otte <cotte@de.ibm.com>2012-01-04 10:25:23 +0100
committerAvi Kivity <avi@redhat.com>2012-03-05 14:52:19 +0200
commit5b1c1493afe8d69909f9df3221bb2fffdf479f4a (patch)
treef64fa2be60cb44e4d9cb7cc9338b4dabba65348a /include/linux/kvm_host.h
parente168bf8de33e16a909df2401af1f7d419c5780de (diff)
downloadop-kernel-dev-5b1c1493afe8d69909f9df3221bb2fffdf479f4a.zip
op-kernel-dev-5b1c1493afe8d69909f9df3221bb2fffdf479f4a.tar.gz
KVM: s390: ucontrol: export SIE control block to user
This patch exports the s390 SIE hardware control block to userspace via the mapping of the vcpu file descriptor. In order to do so, a new arch callback named kvm_arch_vcpu_fault is introduced for all architectures. It allows to map architecture specific pages. Signed-off-by: Carsten Otte <cotte@de.ibm.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'include/linux/kvm_host.h')
-rw-r--r--include/linux/kvm_host.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 82375e1..d4d4d70 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -450,6 +450,7 @@ long kvm_arch_dev_ioctl(struct file *filp,
unsigned int ioctl, unsigned long arg);
long kvm_arch_vcpu_ioctl(struct file *filp,
unsigned int ioctl, unsigned long arg);
+int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf);
int kvm_dev_ioctl_check_extension(long ext);
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