Changeset faf38b2 in mainline for kernel/generic/src/ps/ps.c

Timestamp:

2010-04-09T09:41:39Z (14 years ago)

Author:

Stanislav Kozina <stanislav.kozina@…>

Branches:

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

Children:

638927a

Parents:

a325832

Message:

Removed thread selection from kernel.
Now all threads are copied to uspace and then selected.

File:

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

kernel/generic/src/ps/ps.c

@@ -48 +48 @@
 static size_t count;
 static size_t max_count;
-static task_t *selected_task;
 
 #define WRITE_TASK_ID(dst, i, src) copy_to_uspace(dst + i, src, sizeof(task_id_t))
@@ -163 +162 @@
         spinlock_lock(&t->lock);
 
-        if (t->task != selected_task) {
-                spinlock_unlock(&t->lock);
-                return true;
-        }
-
         ++count;
         if (count > max_count) {
@@ -175 +169 @@
         
         result.tid = t->tid;
+        ASSERT(t->task);
+        result.taskid = t->task->taskid;
         result.state = t->state;
         result.priority = t->priority;
@@ -191 +187 @@
 }
 
-int sys_ps_get_threads(task_id_t *uspace_id, thread_info_t *uspace_infos, size_t size)
+int sys_ps_get_threads(thread_info_t *uspace_infos, size_t size)
 {
         ipl_t ipl;
         ipl = interrupts_disable();
 
-        task_id_t id;
-        copy_from_uspace(&id, uspace_id, sizeof(task_id_t));
-        spinlock_lock(&tasks_lock);
-        selected_task = task_find_by_id(id);
-        spinlock_unlock(&tasks_lock);
-
-        if (!selected_task) {
-                return 0;
-        }
-
+        printf("LIst threads, size: %llu\n", size);
         spinlock_lock(&threads_lock);