Changes in kernel/generic/include/proc/thread.h [6eef3c4:9d58539] in mainline

File:

• kernel/generic/include/proc/thread.h (modified) (4 diffs)

kernel/generic/include/proc/thread.h

@@ -54 +54 @@
 
 /* Thread flags */
-typedef enum {
-        THREAD_FLAG_NONE = 0,
-        /** Thread executes in user space. */
-        THREAD_FLAG_USPACE = (1 << 0),
-        /** Thread will be attached by the caller. */
-        THREAD_FLAG_NOATTACH = (1 << 1),
-        /** Thread accounting doesn't affect accumulated task accounting. */
-        THREAD_FLAG_UNCOUNTED = (1 << 2)
-} thread_flags_t;
+
+/** Thread cannot be migrated to another CPU.
+ *
+ * When using this flag, the caller must set cpu in the thread_t
+ * structure manually before calling thread_ready (even on uniprocessor).
+ *
+ */
+#define THREAD_FLAG_WIRED  (1 << 0)
+
+/** Thread was migrated to another CPU and has not run yet. */
+#define THREAD_FLAG_STOLEN  (1 << 1)
+
+/** Thread executes in userspace. */
+#define THREAD_FLAG_USPACE  (1 << 2)
+
+/** Thread will be attached by the caller. */
+#define THREAD_FLAG_NOATTACH  (1 << 3)
 
 /** Thread structure. There is one per thread. */
@@ -139 +147 @@
         
         fpu_context_t *saved_fpu_context;
-        bool fpu_context_exists;
+        int fpu_context_exists;
         
         /*
@@ -146 +154 @@
          * thread. This disables migration.
          */
-        bool fpu_context_engaged;
+        int fpu_context_engaged;
         
         /* The thread will not be migrated if nomigrate is non-zero. */
-        unsigned int nomigrate;
-        
-        /** Thread state. */
+        int nomigrate;
+        
+        /** Thread's state. */
         state_t state;
-        
-        /** Thread CPU. */
+        /** Thread's flags. */
+        unsigned int flags;
+        
+        /** Thread's CPU. */
         cpu_t *cpu;
         /** Containing task. */
         task_t *task;
-        /** Thread is wired to CPU. */
-        bool wired;
-        /** Thread was migrated to another CPU and has not run yet. */
-        bool stolen;
-        /** Thread is executed in user space. */
-        bool uspace;
         
         /** Ticks before preemption. */
@@ -212 +216 @@
 extern void thread_init(void);
 extern thread_t *thread_create(void (*)(void *), void *, task_t *,
-    thread_flags_t, const char *);
-extern void thread_wire(thread_t *, cpu_t *);
+    unsigned int, const char *, bool);
 extern void thread_attach(thread_t *, task_t *);
 extern void thread_ready(thread_t *);