92 static int hash__init_new_context(struct mm_struct *mm)  in hash__init_new_context()  argument
96 	mm->context.hash_context = kmalloc(sizeof(struct hash_mm_context),  in hash__init_new_context()
98 	if (!mm->context.hash_context)  in hash__init_new_context()
115 	if (mm->context.id == 0) {  in hash__init_new_context()
116 		memset(mm->context.hash_context, 0, sizeof(struct hash_mm_context));  in hash__init_new_context()
117 		slice_init_new_context_exec(mm);  in hash__init_new_context()
120 …memcpy(mm->context.hash_context, current->mm->context.hash_context, sizeof(struct hash_mm_context)…  in hash__init_new_context()
123 		if (current->mm->context.hash_context->spt) {  in hash__init_new_context()
124 			mm->context.hash_context->spt = kmalloc(sizeof(struct subpage_prot_table),  in hash__init_new_context()
126 			if (!mm->context.hash_context->spt) {  in hash__init_new_context()
127 				kfree(mm->context.hash_context);  in hash__init_new_context()
134 	index = realloc_context_ids(&mm->context);  in hash__init_new_context()
137 		kfree(mm->context.hash_context->spt);  in hash__init_new_context()
139 		kfree(mm->context.hash_context);  in hash__init_new_context()
143 	pkey_mm_init(mm);  in hash__init_new_context()
154 static int radix__init_new_context(struct mm_struct *mm)  in radix__init_new_context()  argument
168 	process_tb[index].prtb0 = cpu_to_be64(rts_field | __pa(mm->pgd) | RADIX_PGD_INDEX_SIZE);  in radix__init_new_context()
178 	mm->context.hash_context = NULL;  in radix__init_new_context()
183 int init_new_context(struct task_struct *tsk, struct mm_struct *mm)  in init_new_context()  argument
188 		index = radix__init_new_context(mm);  in init_new_context()
190 		index = hash__init_new_context(mm);  in init_new_context()
195 	mm->context.id = index;  in init_new_context()
197 	mm->context.pte_frag = NULL;  in init_new_context()
198 	mm->context.pmd_frag = NULL;  in init_new_context()
200 	mm_iommu_init(mm);  in init_new_context()
202 	atomic_set(&mm->context.active_cpus, 0);  in init_new_context()
203 	atomic_set(&mm->context.copros, 0);  in init_new_context()
241 static void destroy_pagetable_cache(struct mm_struct *mm)  in destroy_pagetable_cache()  argument
245 	frag = mm->context.pte_frag;  in destroy_pagetable_cache()
249 	frag = mm->context.pmd_frag;  in destroy_pagetable_cache()
255 void destroy_context(struct mm_struct *mm)  in destroy_context()  argument
258 	WARN_ON_ONCE(!list_empty(&mm->context.iommu_group_mem_list));  in destroy_context()
274 		process_tb[mm->context.id].prtb0 = 0;  in destroy_context()
276 		subpage_prot_free(mm);  in destroy_context()
277 	destroy_contexts(&mm->context);  in destroy_context()
278 	mm->context.id = MMU_NO_CONTEXT;  in destroy_context()
281 void arch_exit_mmap(struct mm_struct *mm)  in arch_exit_mmap()  argument
283 	destroy_pagetable_cache(mm);  in arch_exit_mmap()
300 		process_tb[mm->context.id].prtb0 = 0;  in arch_exit_mmap()