Changeset 86939b1 in mainline for kernel/generic/include

Timestamp:

2012-08-13T14:12:19Z (13 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

1cb75de

Parents:

cfaa35a

Message:

Maintain task's active calls in the active call list.

• The call is placed on the list when sent and removed when the answer is picked up by the task.

Location:

kernel/generic/include

Files:

• ipc/ipc.h (modified) (1 diff)
• proc/task.h (modified) (1 diff)

kernel/generic/include/ipc/ipc.h

@@ -106 +106 @@
 
 typedef struct {
+        /** Task link. */
+        link_t ta_link;
+
         /** Answerbox link. */
         link_t ab_link;

kernel/generic/include/proc/task.h

@@ -91 +91 @@
         
         /* IPC stuff */
-        answerbox_t answerbox;  /**< Communication endpoint */
+
+        /** Receiving communication endpoint */
+        answerbox_t answerbox;
+
+        /** Sending communication endpoints */
         phone_t phones[IPC_MAX_PHONES];
-        stats_ipc_t ipc_info;   /**< IPC statistics */
+
+        /** Spinlock protecting the active_calls list. */
+        SPINLOCK_DECLARE(active_calls_lock);
+
+        /**
+         * List of all calls sent by this task that have not yet been
+         * answered.
+         */
+        list_t active_calls;
+
         event_t events[EVENT_TASK_END - EVENT_END];
+
+        /** IPC statistics */
+        stats_ipc_t ipc_info;
         
 #ifdef CONFIG_UDEBUG