From 75433d155c152b809e9f25b1099fc06d6106308b Mon Sep 17 00:00:00 2001
From: Miguel <m.i@gmx.at>
Date: Sat, 29 Sep 2018 19:57:52 +0200
Subject: improving window compositor

---
 kernel/scheduler.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

(limited to 'kernel/scheduler.c')

diff --git a/kernel/scheduler.c b/kernel/scheduler.c
index e5cdec7..ff46889 100644
--- a/kernel/scheduler.c
+++ b/kernel/scheduler.c
@@ -176,7 +176,7 @@ volatile uint32_t scheduler_run(uint32_t oldesp,uint32_t preference)
     for(int i=0;i<MAX_TASKS;i++)
     {
 	int idx=(last_task[cpu]+1+i)%MAX_TASKS; // schedule round robin style
-        if(preference==-1&&idx==0)continue;
+//        if(preference==-1&&idx==0)continue;
 
 	if(idx==preference||idx==2)continue;// skip sleeper and preferred tasks here.
 
@@ -229,6 +229,8 @@ void scheduler_func()
 
 volatile int add_task(uint32_t parent_pid,uint32_t vmem, bool thread)
 {
+    static bool first=true;
+
     uint32_t parent=task_runs(parent_pid);
     uint32_t cpu=smp_get(SMP_APIC_ID);
 
@@ -265,7 +267,11 @@ volatile int add_task(uint32_t parent_pid,uint32_t vmem, bool thread)
 	    stack[12]=0x1; 
 	    stack[13]=0; // this task returns pid=0 to the caller
     
-            if(!thread)compositor_add_window(vmem);
+            if(!thread&&first)
+            {
+                compositor_add_window(vmem);
+                //first=false;
+            }
 
 	    return task_list[cpu][i].pid;
 	}
@@ -277,7 +283,8 @@ uint32_t scheduler_wake_worker(uint32_t oldesp)
 {
     uint32_t cpu=smp_get(SMP_APIC_ID);
     task_list[cpu][0].syscall=false; // wake (syscall misused)
-    return scheduler_run(oldesp,0);
+    return 0;
+//    return scheduler_run(oldesp,0);
 }
 
 void scheduler_wake_all()
@@ -484,5 +491,6 @@ void task_exit(uint32_t pid)
            task_list[cpu][i].active=false;
     }
 
+    compositor_del_window(task_list[cpu][idx].vmem);
     vmem_free_space_dir(task_list[cpu][idx].vmem,task_list[cpu][idx].thread);
 }
-- 
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