24 	int idx;  in get_free_idx()  local
26 	for (idx = 0; idx < GDT_ENTRY_TLS_ENTRIES; idx++)  in get_free_idx()
27 		if (desc_empty(&t->tls_array[idx]))  in get_free_idx()
28 			return idx + GDT_ENTRY_TLS_MIN;  in get_free_idx()
84 static void set_tls_desc(struct task_struct *p, int idx,  in set_tls_desc()  argument
88 	struct desc_struct *desc = &t->tls_array[idx - GDT_ENTRY_TLS_MIN];  in set_tls_desc()
114 int do_set_thread_area(struct task_struct *p, int idx,  in do_set_thread_area()  argument
127 	if (idx == -1)  in do_set_thread_area()
128 		idx = info.entry_number;  in do_set_thread_area()
134 	if (idx == -1 && can_allocate) {  in do_set_thread_area()
135 		idx = get_free_idx();  in do_set_thread_area()
136 		if (idx < 0)  in do_set_thread_area()
137 			return idx;  in do_set_thread_area()
138 		if (put_user(idx, &u_info->entry_number))  in do_set_thread_area()
142 	if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX)  in do_set_thread_area()
145 	set_tls_desc(p, idx, &info, 1);  in do_set_thread_area()
152 	modified_sel = (idx << 3) | 3;  in do_set_thread_area()
201 static void fill_user_desc(struct user_desc *info, int idx,  in fill_user_desc()  argument
206 	info->entry_number = idx;  in fill_user_desc()
220 int do_get_thread_area(struct task_struct *p, int idx,  in do_get_thread_area()  argument
226 	if (idx == -1 && get_user(idx, &u_info->entry_number))  in do_get_thread_area()
229 	if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX)  in do_get_thread_area()
232 	index = idx - GDT_ENTRY_TLS_MIN;  in do_get_thread_area()
236 	fill_user_desc(&info, idx, &p->thread.tls_array[index]);  in do_get_thread_area()