lguest: per-vcpu lguest task management
lguest uses tasks to control its running behaviour (like sending
breaks, controlling halted state, etc). In a per-vcpu environment,
each vcpu will have its own underlying task. So this patch
makes the infrastructure for that possible
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c
index d8e1ac3..66c3d3b 100644
--- a/drivers/lguest/core.c
+++ b/drivers/lguest/core.c
@@ -197,7 +197,7 @@
return -ERESTARTSYS;
/* If Waker set break_out, return to Launcher. */
- if (lg->break_out)
+ if (cpu->break_out)
return -EAGAIN;
/* Check if there are any interrupts which can be delivered
@@ -217,7 +217,7 @@
/* If the Guest asked to be stopped, we sleep. The Guest's
* clock timer or LHCALL_BREAK from the Waker will wake us. */
- if (lg->halted) {
+ if (cpu->halted) {
set_current_state(TASK_INTERRUPTIBLE);
schedule();
continue;