Changeset 103de761 in mainline for kernel/generic/src/proc/task.c

Timestamp:

2009-11-28T11:03:58Z (14 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

e701eb1

Parents:

fb7c52f

Message:

Introduce a slab cache for task_t and allocate/free tasks from/to it.

File:

• kernel/generic/src/proc/task.c (modified) (4 diffs)

kernel/generic/src/proc/task.c

@@ -75 +75 @@
 static task_id_t task_counter = 0;
 
+static slab_cache_t *task_slab;
+
 /* Forward declarations. */
 static void task_kill_internal(task_t *);
@@ -83 +85 @@
         TASK = NULL;
         avltree_create(&tasks_tree);
+        task_slab = slab_cache_create("task_slab", sizeof(task_t), 0, NULL,
+            NULL, 0);
 }
 
@@ -142 +146 @@
         int i;
         
-        ta = (task_t *) malloc(sizeof(task_t), 0);
+        ta = (task_t *) slab_alloc(task_slab, 0);
 
         task_create_arch(ta);
@@ -230 +234 @@
                 as_destroy(t->as);
         
-        free(t);
+        slab_free(task_slab, t);
         TASK = NULL;
 }