qemu 2.11

Fixes required:

- split and fakeup a clean one feature per commit history
- lkmc_pci_min: use INTERFACE_CONVENTIONAL_PCI_DEVICE or an assert failed
- trace event location changes, use generated trace-events-all

CONTRIBUTING.adoc

@@ -7,8 +7,8 @@ Testing that should be done for every functional patch.
 === Guest testing
 
 ....
-./build
-./run -e '- lkmc_eval="/insrm.sh hello 5;wget -S google.com;poweroff;"' -n
+./run -a x86_64 -e '- lkmc_eval="/insrm.sh hello 5;wget -S google.com;poweroff;"' -n
+./run -a arm    -e '- lkmc_eval="/insrm.sh hello 5;wget -S google.com;poweroff;"'
 ....
 
 Should:
@@ -22,4 +22,16 @@ TODO automate all of this with a `/test-all.sh` script in guest which outputs to
 
 === Host testing
 
-* `./run -d` and on another shell `./rungdb start_kernel` should break GDB at `start_kernel`
+Shell 1:
+
+....
+./run -d
+....
+
+Shell 2:
+
+....
+./rungdb start_kernel
+....
+
+Should break GDB at `start_kernel`.