33 	set_ldt(pc->ldt->entries, pc->ldt->size);  in flush_ldt()
73 static void finalize_ldt_struct(struct ldt_struct *ldt)  in finalize_ldt_struct()  argument
75 	paravirt_alloc_ldt(ldt->entries, ldt->size);  in finalize_ldt_struct()
80 			struct ldt_struct *ldt)  in install_ldt()  argument
83 	smp_store_release(&current_mm->context.ldt, ldt);  in install_ldt()
89 static void free_ldt_struct(struct ldt_struct *ldt)  in free_ldt_struct()  argument
91 	if (likely(!ldt))  in free_ldt_struct()
94 	paravirt_free_ldt(ldt->entries, ldt->size);  in free_ldt_struct()
95 	if (ldt->size * LDT_ENTRY_SIZE > PAGE_SIZE)  in free_ldt_struct()
96 		vfree(ldt->entries);  in free_ldt_struct()
98 		free_page((unsigned long)ldt->entries);  in free_ldt_struct()
99 	kfree(ldt);  in free_ldt_struct()
115 		mm->context.ldt = NULL;  in init_new_context()
120 	if (!old_mm->context.ldt) {  in init_new_context()
121 		mm->context.ldt = NULL;  in init_new_context()
125 	new_ldt = alloc_ldt_struct(old_mm->context.ldt->size);  in init_new_context()
131 	memcpy(new_ldt->entries, old_mm->context.ldt->entries,  in init_new_context()
135 	mm->context.ldt = new_ldt;  in init_new_context()
149 	free_ldt_struct(mm->context.ldt);  in destroy_context()
150 	mm->context.ldt = NULL;  in destroy_context()
161 	if (!mm->context.ldt) {  in read_ldt()
169 	size = mm->context.ldt->size * LDT_ENTRY_SIZE;  in read_ldt()
173 	if (copy_to_user(ptr, mm->context.ldt->entries, size)) {  in read_ldt()
210 	struct desc_struct ldt;  in write_ldt()  local
236 		memset(&ldt, 0, sizeof(ldt));  in write_ldt()
243 		fill_ldt(&ldt, &ldt_info);  in write_ldt()
245 			ldt.avl = 0;  in write_ldt()
250 	old_ldt = mm->context.ldt;  in write_ldt()
261 	new_ldt->entries[ldt_info.entry_number] = ldt;  in write_ldt()