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KVM: Increase NR_IOBUS_DEVS limit to 200

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This patch increases the current hardcoded limit of NR_IOBUS_DEVS
from 6 to 200. We are hitting this limit when creating a guest with more
than 1 virtio-net device using vhost-net backend. Each virtio-net
device requires 2 such devices to service notifications from rx/tx queues.

Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Sridhar Samudrala 2010-03-30 16:48:25 -07:00 committed by Avi Kivity
parent 87bf6e7de1
commit e80e2a60ff
1 changed files with 1 additions and 1 deletions
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2
include/linux/kvm_host.h
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@ -54,7 +54,7 @@ extern struct kmem_cache *kvm_vcpu_cache;
*/
struct kvm_io_bus {
int dev_count;
#define NR_IOBUS_DEVS 6
#define NR_IOBUS_DEVS 200
struct kvm_io_device *devs[NR_IOBUS_DEVS];
};