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-rw-r--r--arch/s390/kvm/kvm-s390.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 34375eed93ee..efa439f6ffb3 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -1,8 +1,8 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * hosting zSeries kernel virtual machines
+ * hosting IBM Z kernel virtual machines (s390x)
*
- * Copyright IBM Corp. 2008, 2009
+ * Copyright IBM Corp. 2008, 2017
*
* Author(s): Carsten Otte <cotte@de.ibm.com>
* Christian Borntraeger <borntraeger@de.ibm.com>
@@ -3808,6 +3808,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EINVAL;
break;
}
+ /* do not use irq_state.flags, it will break old QEMUs */
r = kvm_s390_set_irq_state(vcpu,
(void __user *) irq_state.buf,
irq_state.len);
@@ -3823,6 +3824,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
r = -EINVAL;
break;
}
+ /* do not use irq_state.flags, it will break old QEMUs */
r = kvm_s390_get_irq_state(vcpu,
(__u8 __user *) irq_state.buf,
irq_state.len);