Subversion Repositories HelenOS

Rev

Rev 4327 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 4327 Rev 4581
Line 52... Line 52...
52 
#include <print.h>
 52 
#include <print.h>
53 
#include <errno.h>
 53 
#include <errno.h>
54 
#include <func.h>
 54 
#include <func.h>
55 
#include <string.h>
 55 
#include <string.h>
56 
#include <syscall/copy.h>
 56 
#include <syscall/copy.h>
- 
 
 57 
#include <macros.h>
- 
 
 58 
#include <ipc/event.h>
57 
 
 59 
 
58 
/** Spinlock protecting the tasks_tree AVL tree. */
 60 
/** Spinlock protecting the tasks_tree AVL tree. */
59 
SPINLOCK_INITIALIZE(tasks_lock);
 61 
SPINLOCK_INITIALIZE(tasks_lock);
60 
 
 62 
 
61 
/** AVL tree of active tasks.
 63 
/** AVL tree of active tasks.
Line 194... Line 196...
194 
    avltree_node_initialize(&ta->tasks_tree_node);
 196 
    avltree_node_initialize(&ta->tasks_tree_node);
195 
    ta->tasks_tree_node.key = ta->taskid;
 197 
    ta->tasks_tree_node.key = ta->taskid;
196 
    avltree_insert(&tasks_tree, &ta->tasks_tree_node);
 198 
    avltree_insert(&tasks_tree, &ta->tasks_tree_node);
197 
    spinlock_unlock(&tasks_lock);
 199 
    spinlock_unlock(&tasks_lock);
198 
    interrupts_restore(ipl);
 200 
    interrupts_restore(ipl);
199 
 
 201 
   
- 
 
 202 
    /*
- 
 
 203 
     * Notify about task creation.
- 
 
 204 
     */
- 
 
 205 
    if (event_is_subscribed(EVENT_WAIT))
- 
 
 206 
        event_notify_3(EVENT_WAIT, TASK_CREATE, LOWER32(ta->taskid),
- 
 
 207 
            UPPER32(ta->taskid));
- 
 
 208 
   
200 
    return ta;
 209 
    return ta;
201 
}
 210 
}
202 
 
 211 
 
203 
/** Destroy task.
 212 
/** Destroy task.
204 
 *
 213 
 *
Line 227... Line 236...
227 
     * Drop our reference to the address space.
 236 
     * Drop our reference to the address space.
228 
     */
 237 
     */
229 
    if (atomic_predec(&t->as->refcount) == 0)
 238 
    if (atomic_predec(&t->as->refcount) == 0)
230 
        as_destroy(t->as);
 239 
        as_destroy(t->as);
231 
   
 240 
   
- 
 
 241 
    /*
- 
 
 242 
     * Notify about task destruction.
- 
 
 243 
     */
- 
 
 244 
    if (event_is_subscribed(EVENT_WAIT))
- 
 
 245 
        event_notify_3(EVENT_WAIT, TASK_DESTROY, LOWER32(t->taskid),
- 
 
 246 
            UPPER32(t->taskid));
- 
 
 247 
   
232 
    free(t);
 248 
    free(t);
233 
    TASK = NULL;
 249 
    TASK = NULL;
234 
}
 250 
}
235 
 
 251 
 
236 
/** Syscall for reading task ID from userspace.
 252 
/** Syscall for reading task ID from userspace.