Changeset 714 for soft/giet_vm/giet_kernel/ctx_handler.c

Timestamp:

Oct 7, 2015, 12:02:48 PM (9 years ago)

Author:

alain

Message:

Introduce the _sys_fbf_size() function.
Modify the _sys_fbf_alloc() / _sys_fbf_release() functions
to allow all threads of a given vspace to access the frame buffer.
(replace the lock by a multi-threads allocator.

File:

• soft/giet_vm/giet_kernel/ctx_handler.c (modified) (1 diff)

soft/giet_vm/giet_kernel/ctx_handler.c

@@ -58 +58 @@
     if ( psched->context[ltid].slot[CTX_LOCKS_ID] & LOCKS_MASK_FAT ) 
     {
+        
         _spin_lock_release( &_fat.fat_lock );
+    }
+
+    // release FBF lock if taken 
+    if ( psched->context[ltid].slot[CTX_LOCKS_ID] & LOCKS_MASK_FBF ) 
+    {
+        _sys_fbf_release();
     }