BackPup/Linux
1
0 Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-10-07 05:31:08 -04:00
Code Issues Packages Projects Releases Wiki Activity

KVM: x86: Sync DR7 on KVM_SET_DEBUGREGS

Browse Source 
Whenever we change arch.dr7, we also have to call kvm_update_dr7. In
case guest debugging is off, this will synchronize the new state into
hardware.

Signed-off-by: Jan Kiszka <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
This commit is contained in:
Jan Kiszka authored and Paolo Bonzini committed 2014-01-17 10:22:09 +01:00
1 parent e984097b55
commit 9926c9fdbd
1 file changed
+1
Download Patch File Download Diff File Expand all files Collapse all files
arch/x86/kvm/x86.c
+1
View File
@@ -2976,6 +2976,7 @@ static int kvm_vcpu_ioctl_x86_set_debugregs(struct kvm_vcpu *vcpu,
memcpy(vcpu->arch.db, dbgregs->db, sizeof(vcpu->arch.db));
vcpu->arch.dr6 = dbgregs->dr6;
vcpu->arch.dr7 = dbgregs->dr7;
kvm_update_dr7(vcpu);
return 0;
}