From 50c8335d3d21393caa4f474e37b1f14c884b1538 Mon Sep 17 00:00:00 2001
From: Rob Bradford <robert.bradford@intel.com>
Date: Mon, 11 Nov 2019 14:57:41 +0000
Subject: [PATCH] vmm: device_manager: Expose the SystemAllocator

This allows other code to allocate I/O ports for use on the (already)
exposed IO bus.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
---
 vmm/src/device_manager.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vmm/src/device_manager.rs b/vmm/src/device_manager.rs
index 9145dec0c..223011689 100644
--- a/vmm/src/device_manager.rs
+++ b/vmm/src/device_manager.rs
@@ -1478,6 +1478,10 @@ impl DeviceManager {
         &self.address_manager.mmio_bus
     }
 
+    pub fn allocator(&self) -> &Arc<Mutex<SystemAllocator>> {
+        &self.address_manager.allocator
+    }
+
     pub fn ioapic(&self) -> &Option<Arc<Mutex<ioapic::Ioapic>>> {
         &self.ioapic
     }