Changeset cfffb290 in mainline for kernel/generic/include/arch.h

Timestamp:

2006-08-05T16:05:25Z (19 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e2882a7

Parents:

b006a2c8

Message:

finish security context isolation

File:

• kernel/generic/include/arch.h (modified) (2 diffs)

kernel/generic/include/arch.h

@@ -44 +44 @@
 #include <arch/asm.h> 
 
+#define DEFAULT_CONTEXT         0
+
 #define CPU                     THE->cpu
 #define THREAD                  THE->thread
 #define TASK                    THE->task
 #define AS                      THE->as
+#define CONTEXT         (THE->task ? THE->task->context : DEFAULT_CONTEXT)
 #define PREEMPTION_DISABLED     THE->preemption_disabled
+
+#define context_check(ctx1, ctx2)       ((ctx1) == (ctx2))
 
 /**
@@ -61 +66 @@
         cpu_t *cpu;                     /**< Executing cpu. */
         as_t *as;                       /**< Current address space. */
-        context_id_t context;   /**< Current security context. */
 };
 
-#define THE             ((the_t *)(get_stack_base()))   
+#define THE             ((the_t *)(get_stack_base()))
 
 extern void the_initialize(the_t *the);