Ubuntus’s Hardy code base is good minus a patch:

Signed-off-by: Chuck Short
—
…/xen/patchset/004-xen-net-fix.patch | 38 ++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
create mode 100644 debian/binary-custom.d/xen/patchset/004-xen-net-fix.patch

diff –git a/debian/binary-custom.d/xen/patchset/004-xen-net-fix.patch b/debian/binary-custom.d/xen/patchset/004-xen-net-fix.patch
new file mode 100644
index 0000000..996991b
— /dev/null
+++ b/debian/binary-custom.d/xen/patchset/004-xen-net-fix.patch
@@ -0,0 +1,38 @@
+diff -Naur ubuntu-hardy-xen/drivers/xen/netfront/netfront.c ubuntu-hardy-xen-new/drivers/xen/netfront/netfront.c
+— ubuntu-hardy-xen/drivers/xen/netfront/netfront.c 2008-04-21 09:16:12.000000000 -0400
++++ ubuntu-hardy-xen-new/drivers/xen/netfront/netfront.c 2008-04-21 09:37:02.000000000 -0400
+@@ -622,6 +622,7 @@
+ struct netfront_info *np = netdev_priv(dev);
+
+ memset(&np->stats, 0, sizeof(np->stats));
++ napi_enable(&np->napi);
+
+ spin_lock_bh(&np->rx_lock);
+ if (netfront_carrier_ok(np)) {
+@@ -830,6 +831,8 @@
+ reservation.domid = DOMID_SELF;
+
+ if (!xen_feature(XENFEAT_auto_translated_physmap)) {
++ int j;
++
+ /* After all PTEs have been zapped, flush the TLB. */
+ np->rx_mcl[i-1].args[MULTI_UVMFLAGS_INDEX] =
+ UVMF_TLB_FLUSH|UVMF_ALL;
+@@ -847,7 +850,8 @@
+ /* Check return status of HYPERVISOR_memory_op(). */
+ if (unlikely(np->rx_mcl[i].result != i))
+ panic(“Unable to reduce memory reservation\n”);
+- while (i–)
++ j = i;
++ while (j–)
+ BUG_ON(np->rx_mcl[i].result);
+ } else {
+ if (HYPERVISOR_memory_op(XENMEM_decrease_reservation,
+@@ -1671,6 +1675,7 @@
+ static int network_close(struct net_device *dev)
+ {
+ struct netfront_info *np = netdev_priv(dev);
++ napi_disable(&np->napi);
+ netif_stop_queue(np->netdev);
+ return 0;
+ }
–
1.5.4.3