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| author | Wei Yongjun <yjwei@cn.fujitsu.com> | 2010-03-12 12:59:06 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-05-17 12:15:34 +0300 |
| commit | a87fa35514bcf17aeca97245574e3f735cec9074 (patch) | |
| tree | 484645e461ed2b75cb3b08092723883d60b14d23 /virt/kvm | |
| parent | 600f1ec3761671307935a583c46f17fff0fa9b72 (diff) | |
| download | op-kernel-dev-a87fa35514bcf17aeca97245574e3f735cec9074.zip op-kernel-dev-a87fa35514bcf17aeca97245574e3f735cec9074.tar.gz | |
KVM: fix the errno of ioctl KVM_[UN]REGISTER_COALESCED_MMIO failure
This patch change the errno of ioctl KVM_[UN]REGISTER_COALESCED_MMIO
from -EINVAL to -ENXIO if no coalesced mmio dev exists.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'virt/kvm')
| -rw-r--r-- | virt/kvm/coalesced_mmio.c | 4 | ||||
| -rw-r--r-- | virt/kvm/kvm_main.c | 2 |
2 files changed, 2 insertions, 4 deletions
diff --git a/virt/kvm/coalesced_mmio.c b/virt/kvm/coalesced_mmio.c index 36e2580..b66001f 100644 --- a/virt/kvm/coalesced_mmio.c +++ b/virt/kvm/coalesced_mmio.c @@ -139,7 +139,7 @@ int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm, struct kvm_coalesced_mmio_dev *dev = kvm->coalesced_mmio_dev; if (dev == NULL) - return -EINVAL; + return -ENXIO; mutex_lock(&kvm->slots_lock); if (dev->nb_zones >= KVM_COALESCED_MMIO_ZONE_MAX) { @@ -162,7 +162,7 @@ int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm, struct kvm_coalesced_mmio_zone *z; if (dev == NULL) - return -EINVAL; + return -ENXIO; mutex_lock(&kvm->slots_lock); diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index b152b23..0db6dfc 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1609,7 +1609,6 @@ static long kvm_vm_ioctl(struct file *filp, r = -EFAULT; if (copy_from_user(&zone, argp, sizeof zone)) goto out; - r = -ENXIO; r = kvm_vm_ioctl_register_coalesced_mmio(kvm, &zone); if (r) goto out; @@ -1621,7 +1620,6 @@ static long kvm_vm_ioctl(struct file *filp, r = -EFAULT; if (copy_from_user(&zone, argp, sizeof zone)) goto out; - r = -ENXIO; r = kvm_vm_ioctl_unregister_coalesced_mmio(kvm, &zone); if (r) goto out; |
