| /mm/ |
| D | maccess.c | 12 long ret; in probe_read_common() local
15 ret = __copy_from_user_inatomic(dst, src, size); in probe_read_common()
18 return ret ? -EFAULT : 0; in probe_read_common()
24 long ret; in probe_write_common() local
27 ret = __copy_to_user_inatomic(dst, src, size); in probe_write_common()
30 return ret ? -EFAULT : 0; in probe_write_common()
53 long ret; in __probe_kernel_read() local
57 ret = probe_read_common(dst, (__force const void __user *)src, size); in __probe_kernel_read()
60 return ret; in __probe_kernel_read()
79 long ret = -EFAULT; in __probe_user_read() local
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| D | backing-dev.c | 140 ssize_t ret; in read_ahead_kb_store() local
142 ret = kstrtoul(buf, 10, &read_ahead_kb); in read_ahead_kb_store()
143 if (ret < 0) in read_ahead_kb_store()
144 return ret; in read_ahead_kb_store()
170 ssize_t ret; in min_ratio_store() local
172 ret = kstrtouint(buf, 10, &ratio); in min_ratio_store()
173 if (ret < 0) in min_ratio_store()
174 return ret; in min_ratio_store()
176 ret = bdi_set_min_ratio(bdi, ratio); in min_ratio_store()
177 if (!ret) in min_ratio_store()
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| D | memory_hotplug.c | 791 int ret; in online_pages() local
813 ret = memory_notify(MEM_GOING_ONLINE, &arg); in online_pages()
814 ret = notifier_to_errno(ret); in online_pages()
815 if (ret) in online_pages()
828 ret = walk_system_ram_range(pfn, nr_pages, &onlined_pages, in online_pages()
830 if (ret) { in online_pages()
871 return ret; in online_pages()
968 int ret = 1; in __try_online_node() local
976 ret = -ENOMEM; in __try_online_node()
982 ret = register_one_node(nid); in __try_online_node()
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| D | page_io.c | 161 int ret; in generic_swapfile_activate() local
217 ret = add_swap_extent(sis, page_no, 1, first_block); in generic_swapfile_activate()
218 if (ret < 0) in generic_swapfile_activate()
220 nr_extents += ret; in generic_swapfile_activate()
226 ret = nr_extents; in generic_swapfile_activate()
234 return ret; in generic_swapfile_activate()
237 ret = -EINVAL; in generic_swapfile_activate()
247 int ret = 0; in swap_writepage() local
259 ret = __swap_writepage(page, wbc, end_swap_bio_write); in swap_writepage()
261 return ret; in swap_writepage()
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| D | gup.c | 234 int ret; in follow_page_pte() local
236 ret = follow_pfn_pte(vma, address, ptep, flags); in follow_page_pte()
237 page = ERR_PTR(ret); in follow_page_pte()
243 int ret; in follow_page_pte() local
247 ret = split_huge_page(page); in follow_page_pte()
250 if (ret) in follow_page_pte()
251 return ERR_PTR(ret); in follow_page_pte()
388 int ret; in follow_pmd_mask() local
392 ret = 0; in follow_pmd_mask()
395 ret = -EBUSY; in follow_pmd_mask()
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| D | util.c | 428 int ret = 0; in __account_locked_vm() local
437 ret = -ENOMEM; in __account_locked_vm()
439 if (!ret) in __account_locked_vm()
449 ret ? " - exceeded" : ""); in __account_locked_vm()
451 return ret; in __account_locked_vm()
469 int ret; in account_locked_vm() local
475 ret = __account_locked_vm(mm, pages, inc, current, in account_locked_vm()
479 return ret; in account_locked_vm()
487 unsigned long ret; in vm_mmap_pgoff() local
492 ret = security_mmap_file(file, prot, flag); in vm_mmap_pgoff()
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| D | memory-failure.c | 213 int ret; in kill_proc() local
219 ret = force_sig_mceerr(BUS_MCEERR_AR, (void __user *)tk->addr, in kill_proc()
228 ret = send_sig_mceerr(BUS_MCEERR_AO, (void __user *)tk->addr, in kill_proc()
231 if (ret < 0) in kill_proc()
233 t->comm, t->pid, ret); in kill_proc()
234 return ret; in kill_proc()
596 int ret = MF_FAILED; in truncate_error_page() local
609 ret = MF_RECOVERED; in truncate_error_page()
617 ret = MF_RECOVERED; in truncate_error_page()
623 return ret; in truncate_error_page()
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| D | page-writeback.c | 518 int ret; in dirty_background_ratio_handler() local
520 ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos); in dirty_background_ratio_handler()
521 if (ret == 0 && write) in dirty_background_ratio_handler()
523 return ret; in dirty_background_ratio_handler()
530 int ret; in dirty_background_bytes_handler() local
532 ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos); in dirty_background_bytes_handler()
533 if (ret == 0 && write) in dirty_background_bytes_handler()
535 return ret; in dirty_background_bytes_handler()
543 int ret; in dirty_ratio_handler() local
545 ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos); in dirty_ratio_handler()
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| D | zswap.c | 509 int ret; in zswap_pool_create() local
543 ret = cpuhp_state_add_instance(CPUHP_MM_ZSWP_POOL_PREPARE, in zswap_pool_create()
545 if (ret) in zswap_pool_create()
671 int ret; in __zswap_param_set() local
720 ret = param_set_charp(s, kp); in __zswap_param_set()
722 ret = -EINVAL; in __zswap_param_set()
726 if (!ret) { in __zswap_param_set()
749 ret = param_set_charp(s, kp); in __zswap_param_set()
758 return ret; in __zswap_param_set()
851 int ret; in zswap_writeback_entry() local
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| D | memory.c | 965 int ret; in copy_page_range() local
985 ret = track_pfn_copy(vma); in copy_page_range()
986 if (ret) in copy_page_range()
987 return ret; in copy_page_range()
1004 ret = 0; in copy_page_range()
1013 ret = -ENOMEM; in copy_page_range()
1020 return ret; in copy_page_range()
1535 int ret, i; in __vm_map_pages() local
1546 ret = vm_insert_page(vma, uaddr, pages[offset + i]); in __vm_map_pages()
1547 if (ret < 0) in __vm_map_pages()
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| D | frame_vector.c | 39 int ret = 0; in get_vaddr_frames() local
55 ret = -EFAULT; in get_vaddr_frames()
68 ret = -EOPNOTSUPP; in get_vaddr_frames()
75 ret = get_user_pages_locked(start, nr_frames, in get_vaddr_frames()
85 while (ret < nr_frames && start + PAGE_SIZE <= vma->vm_end) { in get_vaddr_frames()
86 err = follow_pfn(vma, start, &nums[ret]); in get_vaddr_frames()
88 if (ret == 0) in get_vaddr_frames()
89 ret = err; in get_vaddr_frames()
93 ret++; in get_vaddr_frames()
99 if (ret >= nr_frames || start < vma->vm_end) in get_vaddr_frames()
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| D | nommu.c | 160 void *ret; in vmalloc_user() local
162 ret = __vmalloc(size, GFP_KERNEL | __GFP_ZERO, PAGE_KERNEL); in vmalloc_user()
163 if (ret) { in vmalloc_user()
167 vma = find_vma(current->mm, (unsigned long)ret); in vmalloc_user()
173 return ret; in vmalloc_user()
440 int ret; in mmap_init() local
442 ret = percpu_counter_init(&vm_committed_as, 0, GFP_KERNEL); in mmap_init()
443 VM_BUG_ON(ret); in mmap_init()
789 int ret; in validate_mmap_request() local
928 ret = security_mmap_addr(addr); in validate_mmap_request()
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| D | cma.c | 154 int ret = cma_activate_area(&cma_areas[i]); in cma_init_reserved_areas() local
156 if (ret) in cma_init_reserved_areas()
157 return ret; in cma_init_reserved_areas()
252 int ret = 0; in cma_declare_contiguous() local
284 ret = -EINVAL; in cma_declare_contiguous()
305 ret = -EINVAL; in cma_declare_contiguous()
320 ret = -EINVAL; in cma_declare_contiguous()
330 ret = -EBUSY; in cma_declare_contiguous()
352 ret = -ENOMEM; in cma_declare_contiguous()
365 ret = cma_init_reserved_mem(base, size, order_per_bit, name, res_cma); in cma_declare_contiguous()
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| D | frontswap.c | 247 int ret = -1; in __frontswap_store() local
272 ret = ops->store(type, offset, page); in __frontswap_store()
273 if (!ret) /* successful store */ in __frontswap_store()
276 if (ret == 0) { in __frontswap_store()
284 ret = -1; in __frontswap_store()
285 return ret; in __frontswap_store()
296 int ret = -1; in __frontswap_load() local
312 ret = ops->load(type, offset, page); in __frontswap_load()
313 if (!ret) /* successful load */ in __frontswap_load()
316 if (ret == 0) { in __frontswap_load()
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| D | huge_memory.c | 178 ssize_t ret = count; in enabled_store() local
193 ret = -EINVAL; in enabled_store()
195 if (ret > 0) { in enabled_store()
198 ret = err; in enabled_store()
200 return ret; in enabled_store()
219 int ret; in single_hugepage_flag_store() local
221 ret = kstrtoul(buf, 10, &value); in single_hugepage_flag_store()
222 if (ret < 0) in single_hugepage_flag_store()
223 return ret; in single_hugepage_flag_store()
463 int ret = 0; in setup_transparent_hugepage() local
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| D | mremap.c | 506 unsigned long ret = -EINVAL; in mremap_to() local
537 ret = do_munmap(mm, new_addr, new_len, uf_unmap_early); in mremap_to()
538 if (ret) in mremap_to()
542 ret = do_munmap(mm, addr+new_len, old_len - new_len, uf_unmap); in mremap_to()
543 if (ret && old_len != new_len) in mremap_to()
550 ret = PTR_ERR(vma); in mremap_to()
558 ret = get_unmapped_area(vma->vm_file, new_addr, new_len, vma->vm_pgoff + in mremap_to()
561 if (offset_in_page(ret)) in mremap_to()
564 ret = move_vma(vma, addr, old_len, new_len, new_addr, locked, uf, in mremap_to()
566 if (!(offset_in_page(ret))) in mremap_to()
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| D | page_owner.c | 342 int ret, pageblock_mt, page_mt; in print_page_owner() local
352 ret = snprintf(kbuf, count, in print_page_owner()
357 if (ret >= count) in print_page_owner()
363 ret += snprintf(kbuf + ret, count - ret, in print_page_owner()
371 if (ret >= count) in print_page_owner()
375 ret += stack_trace_snprint(kbuf + ret, count - ret, entries, nr_entries, 0); in print_page_owner()
376 if (ret >= count) in print_page_owner()
380 ret += snprintf(kbuf + ret, count - ret, in print_page_owner()
383 if (ret >= count) in print_page_owner()
387 ret += snprintf(kbuf + ret, count - ret, "\n"); in print_page_owner()
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| D | filemap.c | 366 int ret = 0; in filemap_check_errors() local
370 ret = -ENOSPC; in filemap_check_errors()
373 ret = -EIO; in filemap_check_errors()
374 return ret; in filemap_check_errors()
408 int ret; in __filemap_fdatawrite_range() local
421 ret = do_writepages(mapping, &wbc); in __filemap_fdatawrite_range()
423 return ret; in __filemap_fdatawrite_range()
940 int ret; in add_to_page_cache_lru() local
943 ret = __add_to_page_cache_locked(page, mapping, offset, in add_to_page_cache_lru()
945 if (unlikely(ret)) in add_to_page_cache_lru()
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| D | hmm.c | 104 int ret = 0; in hmm_invalidate_range_start() local
119 ret = -EAGAIN; in hmm_invalidate_range_start()
131 ret = -EAGAIN; in hmm_invalidate_range_start()
138 if (ret) in hmm_invalidate_range_start()
140 return ret; in hmm_invalidate_range_start()
230 vm_fault_t ret; in hmm_vma_do_fault() local
240 ret = handle_mm_fault(vma, addr, flags); in hmm_vma_do_fault()
241 if (ret & VM_FAULT_RETRY) { in hmm_vma_do_fault()
245 if (ret & VM_FAULT_ERROR) in hmm_vma_do_fault()
301 int ret; in hmm_vma_walk_hole_() local
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| D | vmpressure.c | 163 bool ret = false; in vmpressure_event() local
174 ret = true; in vmpressure_event()
178 return ret; in vmpressure_event()
371 int ret = 0; in vmpressure_register_event() local
375 ret = -ENOMEM; in vmpressure_register_event()
381 ret = match_string(vmpressure_str_levels, VMPRESSURE_NUM_LEVELS, token); in vmpressure_register_event()
382 if (ret < 0) in vmpressure_register_event()
384 level = ret; in vmpressure_register_event()
389 ret = match_string(vmpressure_str_modes, VMPRESSURE_NUM_MODES, token); in vmpressure_register_event()
390 if (ret < 0) in vmpressure_register_event()
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| D | hugetlb_cgroup.c | 79 int ret; in hugetlb_cgroup_init() local
87 ret = page_counter_set_max(counter, limit); in hugetlb_cgroup_init()
88 VM_BUG_ON(ret); in hugetlb_cgroup_init()
184 int ret = 0; in hugetlb_cgroup_charge_cgroup() local
206 ret = -ENOMEM; in hugetlb_cgroup_charge_cgroup()
210 return ret; in hugetlb_cgroup_charge_cgroup()
291 int ret, idx; in hugetlb_cgroup_write() local
299 ret = page_counter_memparse(buf, "-1", &nr_pages); in hugetlb_cgroup_write()
300 if (ret) in hugetlb_cgroup_write()
301 return ret; in hugetlb_cgroup_write()
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| D | memcontrol.c | 382 int nid, size, ret = 0; in memcg_alloc_shrinker_maps() local
393 ret = -ENOMEM; in memcg_alloc_shrinker_maps()
400 return ret; in memcg_alloc_shrinker_maps()
405 int size, old_size, ret = 0; in memcg_expand_shrinker_maps() local
420 ret = memcg_expand_one_shrinker_map(memcg, size, old_size); in memcg_expand_shrinker_maps()
421 if (ret) in memcg_expand_shrinker_maps()
425 if (!ret) in memcg_expand_shrinker_maps()
428 return ret; in memcg_expand_shrinker_maps()
1205 int ret = 0; in mem_cgroup_scan_tasks() local
1214 while (!ret && (task = css_task_iter_next(&it))) in mem_cgroup_scan_tasks()
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| D | hugetlb.c | 137 long ret = delta; in hugepage_subpool_get_pages() local
140 return ret; in hugepage_subpool_get_pages()
148 ret = -ENOMEM; in hugepage_subpool_get_pages()
160 ret = delta - spool->rsv_hpages; in hugepage_subpool_get_pages()
163 ret = 0; /* reserves already accounted for */ in hugepage_subpool_get_pages()
170 return ret; in hugepage_subpool_get_pages()
182 long ret = delta; in hugepage_subpool_put_pages() local
195 ret = 0; in hugepage_subpool_put_pages()
197 ret = spool->rsv_hpages + delta - spool->min_hpages; in hugepage_subpool_put_pages()
210 return ret; in hugepage_subpool_put_pages()
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| D | mmu_notifier.c | 165 int ret = 0; in __mmu_notifier_invalidate_range_start() local
184 ret = _ret; in __mmu_notifier_invalidate_range_start()
190 return ret; in __mmu_notifier_invalidate_range_start()
252 int ret; in __mmu_notifier_register() local
282 ret = mm_take_all_locks(mm); in __mmu_notifier_register()
283 if (unlikely(ret)) in __mmu_notifier_register()
310 return ret; in __mmu_notifier_register()
335 int ret; in mmu_notifier_register() local
338 ret = __mmu_notifier_register(mn, mm); in mmu_notifier_register()
340 return ret; in mmu_notifier_register()
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| D | oom_kill.c | 89 bool ret = false; in oom_cpuset_eligible() local
104 ret = mempolicy_nodemask_intersects(tsk, mask); in oom_cpuset_eligible()
110 ret = cpuset_mems_allowed_intersects(current, tsk); in oom_cpuset_eligible()
112 if (ret) in oom_cpuset_eligible()
117 return ret; in oom_cpuset_eligible()
515 bool ret = true; in __oom_reap_task_mm() local
549 ret = false; in __oom_reap_task_mm()
558 return ret; in __oom_reap_task_mm()
569 bool ret = true; in oom_reap_task_mm() local
590 ret = __oom_reap_task_mm(mm); in oom_reap_task_mm()
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