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Towards implementing fork.

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Issue is that shadow object references from original objects are into
the links rather than the objects.
This commit is contained in:
Bahadir Balban
2008-08-19 18:03:23 +03:00
parent f436b44e81
commit 69db3a04c0
11 changed files with 258 additions and 93 deletions
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tasks/mm0/src/task.c
+3 -3
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@@ -76,13 +76,13 @@ struct tcb *tcb_alloc_init(void)
}
struct tcb *task_create(struct task_ids *ids)
struct tcb *task_create(struct task_ids *ids, unsigned int flags)
{
struct tcb *task;
int err;
/* Create the thread structures and address space */
if ((err = l4_thread_control(THREAD_CREATE, ids)) < 0) {
if ((err = l4_thread_control(THREAD_CREATE | flags, ids)) < 0) {
printf("l4_thread_control failed with %d.\n", err);
return PTR_ERR(err);
}
@@ -262,7 +262,7 @@ int task_exec(struct vm_file *f, unsigned long task_region_start,
struct tcb *task;
int err;
if (IS_ERR(task = task_create(ids)))
if (IS_ERR(task = task_create(ids, THREAD_CREATE_NEWSPC)))
return (int)task;
if ((err = task_setup_regions(f, task, task_region_start,