Unbreak sys$sigreturn() after colonel process changes.

Kernel/Process.cpp

@@ -321,7 +321,7 @@ int Process::exec(const String& path, Vector<String>&& arguments, Vector<String>
     kprintf("Process %u (%s) exec'd %s @ %p\n", pid(), name().characters(), path.characters(), m_tss.eip);
 #endif
 
-    set_state(ExecPhase1);
+    set_state(Skip1SchedulerPass);
 
     if (current == this) {
         bool success = Scheduler::yield();
@@ -822,6 +822,7 @@ void Process::sys$sigreturn()
     dbgprintf("sys$sigreturn in %s(%u)\n", name().characters(), pid());
     dbgprintf(" -> resuming execution at %w:%x\n", m_tss.cs, m_tss.eip);
 #endif
+    set_state(Skip1SchedulerPass);
     Scheduler::yield();
     kprintf("sys$sigreturn failed in %s(%u)\n", name().characters(), pid());
     ASSERT_NOT_REACHED();

Kernel/Process.h

@@ -43,8 +43,8 @@ public:
         Invalid = 0,
         Runnable,
         Running,
-        ExecPhase1,
-        ExecPhase2,
+        Skip1SchedulerPass,
+        Skip0SchedulerPasses,
         Dead,
         Forgiven,
         BeingInspected,
@@ -306,8 +306,8 @@ static inline const char* toString(Process::State state)
     case Process::Runnable: return "Runnable";
     case Process::Running: return "Running";
     case Process::Dead: return "Dead";
-    case Process::ExecPhase1: return "ExecPhase1";
-    case Process::ExecPhase2: return "ExecPhase2";
+    case Process::Skip1SchedulerPass: return "Skip1";
+    case Process::Skip0SchedulerPasses: return "Skip0";
     case Process::Forgiven: return "Forgiven";
     case Process::BlockedSleep: return "Sleep";
     case Process::BlockedWait: return "Wait";

Kernel/Scheduler.cpp

@@ -56,12 +56,12 @@ bool Scheduler::pick_next()
             return true;
         }
 
-        if (process.state() == Process::ExecPhase1) {
-            process.set_state(Process::ExecPhase2);
+        if (process.state() == Process::Skip1SchedulerPass) {
+            process.set_state(Process::Skip0SchedulerPasses);
             return true;
         }
 
-        if (process.state() == Process::ExecPhase2) {
+        if (process.state() == Process::Skip0SchedulerPasses) {
             process.set_state(Process::Runnable);
             return true;
         }