KVM: kvm_io_device: extend in_range() to manage len and write attribute

Modify member in_range() of structure kvm_io_device to pass length and the type
of the I/O (write or read).

This modification allows to use kvm_io_device with coalesced MMIO.

Signed-off-by: Laurent Vivier <Laurent.Vivier@bull.net>
Signed-off-by: Avi Kivity <avi@qumranet.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 7c504be57972..bb58df7cc418 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -195,11 +195,11 @@ int kvm_dev_ioctl_check_extension(long ext)
 }
 
 static struct kvm_io_device *vcpu_find_mmio_dev(struct kvm_vcpu *vcpu,
-                                        gpa_t addr)
+                                        gpa_t addr, int len, int is_write)
 {
         struct kvm_io_device *dev;
 
-        dev = kvm_io_bus_find_dev(&vcpu->kvm->mmio_bus, addr);
+        dev = kvm_io_bus_find_dev(&vcpu->kvm->mmio_bus, addr, len, is_write);
 
         return dev;
 }
@@ -231,7 +231,7 @@ static int handle_mmio(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
         kvm_run->exit_reason = KVM_EXIT_MMIO;
         return 0;
 mmio:
-        mmio_dev = vcpu_find_mmio_dev(vcpu, p->addr);
+        mmio_dev = vcpu_find_mmio_dev(vcpu, p->addr, p->size, !p->dir);
         if (mmio_dev) {
                 if (!p->dir)
                         kvm_iodevice_write(mmio_dev, p->addr, p->size,