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Fixed 2 more fork issues

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Added setting of spsr for the new task.
Added newly created task into mm0's global task list.
This commit is contained in:
Bahadir Balban
2008-08-27 22:27:53 +03:00
parent dad1d2d792
commit 4ffdb45550
7 changed files with 34 additions and 7 deletions
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1
tasks/fs0/src/task.c
View File

@@ -121,6 +121,7 @@ int pager_notify_fork(l4id_t sender, l4id_t parid,
memcpy(child->fd, parent->fd, TASK_FILES_MAX * sizeof(int));
l4_ipc_return(0);
printf("%s/%s: Exiting...\n", __TASKNAME__, __FUNCTION__);
return 0;
}

1
tasks/mm0/include/task.h
View File

@@ -94,6 +94,7 @@ struct task_data_head {
};
struct tcb *find_task(int tid);
void task_add_global(struct tcb *t);
struct initdata;
void init_pm(struct initdata *initdata);

4
tasks/mm0/src/clone.c
View File

@@ -158,6 +158,10 @@ int do_fork(struct tcb *parent)
/* Notify fs0 about forked process */
vfs_notify_fork(child, parent);
/* Add child to global task list */
task_add_global(child);
printf("%s/%s: Starting forked child.\n", __TASKNAME__, __FUNCTION__);
/* Start forked child. */
l4_thread_control(THREAD_RUN, &ids);

9
tasks/mm0/src/task.c
View File

@@ -43,6 +43,12 @@ void print_tasks(void)
}
}
void task_add_global(struct tcb *task)
{
list_add_tail(&task->list, &tcb_head.list);
tcb_head.total++;
}
struct tcb *find_task(int tid)
{
struct tcb *t;
@@ -276,8 +282,7 @@ int task_exec(struct vm_file *f, unsigned long task_region_start,
return err;
/* Add the task to the global task list */
list_add_tail(&task->list, &tcb_head.list);
tcb_head.total++;
task_add_global(task);
/* Add the file to global vm lists */
list_del_init(&f->list);