84 static int cxl_fault_segment(struct cxl_context *ctx, struct mm_struct *mm,  in cxl_fault_segment()  argument
90 	if (!(rc = copro_calculate_slb(mm, ea, &slb))) {  in cxl_fault_segment()
113 				   struct mm_struct *mm, u64 ea)  in cxl_handle_segment_miss()  argument
120 	if ((rc = cxl_fault_segment(ctx, mm, ea)))  in cxl_handle_segment_miss()
131 int cxl_handle_mm_fault(struct mm_struct *mm, u64 dsisr, u64 dar)  in cxl_handle_mm_fault()  argument
144 	if (mm && !cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm))) {  in cxl_handle_mm_fault()
145 		cpumask_set_cpu(smp_processor_id(), mm_cpumask(mm));  in cxl_handle_mm_fault()
153 	if ((result = copro_handle_mm_fault(mm, dar, dsisr, &flt))) {  in cxl_handle_mm_fault()
167 		if (!mm && (get_region_id(dar) != USER_REGION_ID))  in cxl_handle_mm_fault()
174 		hash_page_mm(mm, dar, access, 0x300, inv_flags);  in cxl_handle_mm_fault()
181 				  struct mm_struct *mm,  in cxl_handle_page_fault()  argument
186 	if (cxl_handle_mm_fault(mm, dsisr, dar)) {  in cxl_handle_page_fault()
200 	if (ctx->mm == NULL)  in get_mem_context()
203 	if (!mmget_not_zero(ctx->mm))  in get_mem_context()
206 	return ctx->mm;  in get_mem_context()
234 	struct mm_struct *mm = NULL;  in cxl_handle_fault()  local
260 		mm = get_mem_context(ctx);  in cxl_handle_fault()
261 		if (mm == NULL) {  in cxl_handle_fault()
273 		cxl_handle_segment_miss(ctx, mm, dar);  in cxl_handle_fault()
275 		cxl_handle_page_fault(ctx, mm, dsisr, dar);  in cxl_handle_fault()
279 	if (mm)  in cxl_handle_fault()
280 		mmput(mm);  in cxl_handle_fault()
285 	struct mm_struct *mm;  in cxl_prefault_one()  local
287 	mm = get_mem_context(ctx);  in cxl_prefault_one()
288 	if (mm == NULL) {  in cxl_prefault_one()
294 	cxl_fault_segment(ctx, mm, ea);  in cxl_prefault_one()
296 	mmput(mm);  in cxl_prefault_one()
315 	struct mm_struct *mm;  in cxl_prefault_vma()  local
317 	mm = get_mem_context(ctx);  in cxl_prefault_vma()
318 	if (mm == NULL) {  in cxl_prefault_vma()
324 	mmap_read_lock(mm);  in cxl_prefault_vma()
325 	for (vma = mm->mmap; vma; vma = vma->vm_next) {  in cxl_prefault_vma()
328 			rc = copro_calculate_slb(mm, ea, &slb);  in cxl_prefault_vma()
339 	mmap_read_unlock(mm);  in cxl_prefault_vma()
341 	mmput(mm);  in cxl_prefault_vma()