| /mm/ |
| D | maccess.c | 107 long ret; in copy_from_kernel_nofault() local
115 ret = __copy_from_user_inatomic(dst, (__force const void __user *)src, in copy_from_kernel_nofault()
120 if (ret) in copy_from_kernel_nofault()
137 long ret; in copy_to_kernel_nofault() local
142 ret = __copy_to_user_inatomic((__force void __user *)dst, src, size); in copy_to_kernel_nofault()
146 if (ret) in copy_to_kernel_nofault()
174 long ret; in strncpy_from_kernel_nofault() local
185 ret = __get_user(*dst++, (const char __user __force *)src++); in strncpy_from_kernel_nofault()
186 } while (dst[-1] && ret == 0 && src - unsafe_addr < count); in strncpy_from_kernel_nofault()
192 return ret ? -EFAULT : src - unsafe_addr; in strncpy_from_kernel_nofault()
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| D | page_io.c | 112 int ret; in generic_swapfile_activate() local
132 ret = bmap(inode, &first_block); in generic_swapfile_activate()
133 if (ret || !first_block) in generic_swapfile_activate()
149 ret = bmap(inode, &block); in generic_swapfile_activate()
150 if (ret || !block) in generic_swapfile_activate()
171 ret = add_swap_extent(sis, page_no, 1, first_block); in generic_swapfile_activate()
172 if (ret < 0) in generic_swapfile_activate()
174 nr_extents += ret; in generic_swapfile_activate()
180 ret = nr_extents; in generic_swapfile_activate()
188 return ret; in generic_swapfile_activate()
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| D | backing-dev.c | 138 ssize_t ret; in read_ahead_kb_store() local
140 ret = kstrtoul(buf, 10, &read_ahead_kb); in read_ahead_kb_store()
141 if (ret < 0) in read_ahead_kb_store()
142 return ret; in read_ahead_kb_store()
168 ssize_t ret; in min_ratio_store() local
170 ret = kstrtouint(buf, 10, &ratio); in min_ratio_store()
171 if (ret < 0) in min_ratio_store()
172 return ret; in min_ratio_store()
174 ret = bdi_set_min_ratio(bdi, ratio); in min_ratio_store()
175 if (!ret) in min_ratio_store()
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| D | gup.c | 209 bool ret = try_get_page(page); in try_grab_page() local
211 if (ret) { in try_grab_page()
215 return ret; in try_grab_page()
433 int ret; in follow_page_pte() local
504 ret = follow_pfn_pte(vma, address, ptep, flags); in follow_page_pte()
505 page = ERR_PTR(ret); in follow_page_pte()
514 ret = split_huge_page(page); in follow_page_pte()
517 if (ret) in follow_page_pte()
518 return ERR_PTR(ret); in follow_page_pte()
533 ret = arch_make_page_accessible(page); in follow_page_pte()
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| D | util.c | 476 int ret = 0; in __account_locked_vm() local
485 ret = -ENOMEM; in __account_locked_vm()
487 if (!ret) in __account_locked_vm()
497 ret ? " - exceeded" : ""); in __account_locked_vm()
499 return ret; in __account_locked_vm()
517 int ret; in account_locked_vm() local
523 ret = __account_locked_vm(mm, pages, inc, current, in account_locked_vm()
527 return ret; in account_locked_vm()
535 unsigned long ret; in vm_mmap_pgoff() local
540 ret = security_mmap_file(file, prot, flag); in vm_mmap_pgoff()
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| D | memory.c | 992 int progress, ret = 0; in copy_pte_range() local
1003 ret = -ENOMEM; in copy_pte_range()
1039 ret = copy_present_pte(dst_vma, src_vma, dst_pte, src_pte, in copy_pte_range()
1045 if (unlikely(ret == -EAGAIN)) in copy_pte_range()
1069 ret = -ENOMEM; in copy_pte_range()
1073 } else if (ret) { in copy_pte_range()
1074 WARN_ON_ONCE(ret != -EAGAIN); in copy_pte_range()
1079 ret = 0; in copy_pte_range()
1086 return ret; in copy_pte_range()
1198 int ret; in copy_page_range() local
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| D | memory_hotplug.c | 785 int ret; in online_pages() local
803 ret = memory_notify(MEM_GOING_ONLINE, &arg); in online_pages()
804 ret = notifier_to_errno(ret); in online_pages()
805 if (ret) in online_pages()
867 return ret; in online_pages()
961 int ret = 1; in __try_online_node() local
969 ret = -ENOMEM; in __try_online_node()
975 ret = register_one_node(nid); in __try_online_node()
976 BUG_ON(ret); in __try_online_node()
979 return ret; in __try_online_node()
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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()
529 int ret; in dirty_background_bytes_handler() local
531 ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos); in dirty_background_bytes_handler()
532 if (ret == 0 && write) in dirty_background_bytes_handler()
534 return ret; in dirty_background_bytes_handler()
541 int ret; in dirty_ratio_handler() local
543 ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos); in dirty_ratio_handler()
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| D | mmu_notifier.c | 279 bool ret; in mn_itree_release() local
285 ret = interval_sub->ops->invalidate(interval_sub, &range, in mn_itree_release()
287 WARN_ON(!ret); in mn_itree_release()
460 bool ret; in mn_itree_invalidate() local
462 ret = interval_sub->ops->invalidate(interval_sub, range, in mn_itree_invalidate()
464 if (!ret) { in mn_itree_invalidate()
486 int ret = 0; in mn_hlist_invalidate_range_start() local
517 ret = _ret; in mn_hlist_invalidate_range_start()
522 if (ret) { in mn_hlist_invalidate_range_start()
539 return ret; in mn_hlist_invalidate_range_start()
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| D | userfaultfd.c | 62 int ret; in mfill_atomic_install_pte() local
90 ret = -EFAULT; in mfill_atomic_install_pte()
95 ret = -EEXIST; in mfill_atomic_install_pte()
117 ret = 0; in mfill_atomic_install_pte()
120 return ret; in mfill_atomic_install_pte()
132 int ret; in mcopy_atomic_pte() local
136 ret = -ENOMEM; in mcopy_atomic_pte()
142 ret = copy_from_user(page_kaddr, in mcopy_atomic_pte()
148 if (unlikely(ret)) { in mcopy_atomic_pte()
149 ret = -ENOENT; in mcopy_atomic_pte()
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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 | nommu.c | 169 void *ret; in __vmalloc_user_flags() local
171 ret = __vmalloc(size, flags); in __vmalloc_user_flags()
172 if (ret) { in __vmalloc_user_flags()
176 vma = find_vma(current->mm, (unsigned long)ret); in __vmalloc_user_flags()
182 return ret; in __vmalloc_user_flags()
421 int ret; in mmap_init() local
423 ret = percpu_counter_init(&vm_committed_as, 0, GFP_KERNEL); in mmap_init()
424 VM_BUG_ON(ret); in mmap_init()
764 int ret; in validate_mmap_request() local
903 ret = security_mmap_addr(addr); in validate_mmap_request()
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| D | zswap.c | 536 int ret; in zswap_pool_create() local
570 ret = cpuhp_state_add_instance(CPUHP_MM_ZSWP_POOL_PREPARE, in zswap_pool_create()
572 if (ret) in zswap_pool_create()
702 int ret; in __zswap_param_set() local
751 ret = param_set_charp(s, kp); in __zswap_param_set()
753 ret = -EINVAL; in __zswap_param_set()
757 if (!ret) { in __zswap_param_set()
780 ret = param_set_charp(s, kp); in __zswap_param_set()
789 return ret; in __zswap_param_set()
882 int ret; in zswap_writeback_entry() local
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| D | mremap.c | 772 unsigned long ret = -EINVAL; in mremap_to() local
804 ret = do_munmap(mm, new_addr, new_len, uf_unmap_early); in mremap_to()
805 if (ret) in mremap_to()
810 ret = do_munmap(mm, addr+new_len, old_len - new_len, uf_unmap); in mremap_to()
811 if (ret && old_len != new_len) in mremap_to()
818 ret = PTR_ERR(vma); in mremap_to()
825 ret = -ENOMEM; in mremap_to()
835 ret = get_unmapped_area(vma->vm_file, new_addr, new_len, vma->vm_pgoff + in mremap_to()
838 if (IS_ERR_VALUE(ret)) in mremap_to()
843 new_addr = ret; in mremap_to()
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| D | oom_kill.c | 97 bool ret = false; in oom_cpuset_eligible() local
112 ret = mempolicy_nodemask_intersects(tsk, mask); in oom_cpuset_eligible()
118 ret = cpuset_mems_allowed_intersects(current, tsk); in oom_cpuset_eligible()
120 if (ret) in oom_cpuset_eligible()
125 return ret; in oom_cpuset_eligible()
557 bool ret = true; in __oom_reap_task_mm() local
591 ret = false; in __oom_reap_task_mm()
600 return ret; in __oom_reap_task_mm()
611 bool ret = true; in oom_reap_task_mm() local
632 ret = __oom_reap_task_mm(mm); in oom_reap_task_mm()
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| D | page_pinner.c | 226 int ret; in print_page_pinner() local
237 ret = snprintf(kbuf, count, "Page pinned for %lld us\n", in print_page_pinner()
243 ret = snprintf(kbuf, count, in print_page_pinner()
248 if (ret >= count) in print_page_pinner()
252 ret += snprintf(kbuf + ret, count - ret, in print_page_pinner()
260 if (ret >= count) in print_page_pinner()
264 ret += stack_trace_snprint(kbuf + ret, count - ret, entries, in print_page_pinner()
266 if (ret >= count) in print_page_pinner()
269 ret += snprintf(kbuf + ret, count - ret, "\n"); in print_page_pinner()
270 if (ret >= count) in print_page_pinner()
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| D | cma.c | 253 int ret = 0; in cma_declare_contiguous_nid() local
285 ret = -EINVAL; in cma_declare_contiguous_nid()
306 ret = -EINVAL; in cma_declare_contiguous_nid()
321 ret = -EINVAL; in cma_declare_contiguous_nid()
331 ret = -EBUSY; in cma_declare_contiguous_nid()
370 ret = -ENOMEM; in cma_declare_contiguous_nid()
383 ret = cma_init_reserved_mem(base, size, order_per_bit, name, res_cma); in cma_declare_contiguous_nid()
384 if (ret) in cma_declare_contiguous_nid()
395 return ret; in cma_declare_contiguous_nid()
446 int ret = -ENOMEM; in cma_alloc() local
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| D | page_owner.c | 391 int ret, pageblock_mt, page_mt; in print_page_owner() local
401 ret = snprintf(kbuf, count, in print_page_owner()
407 if (ret >= count) in print_page_owner()
413 ret += snprintf(kbuf + ret, count - ret, in print_page_owner()
421 if (ret >= count) in print_page_owner()
425 ret += stack_trace_snprint(kbuf + ret, count - ret, entries, nr_entries, 0); in print_page_owner()
426 if (ret >= count) in print_page_owner()
430 ret += snprintf(kbuf + ret, count - ret, in print_page_owner()
433 if (ret >= count) in print_page_owner()
437 ret += snprintf(kbuf + ret, count - ret, "\n"); in print_page_owner()
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| D | frame_vector.c | 43 int ret = 0; in get_vaddr_frames() local
58 ret = -EFAULT; in get_vaddr_frames()
71 ret = -EOPNOTSUPP; in get_vaddr_frames()
78 ret = pin_user_pages_locked(start, nr_frames, in get_vaddr_frames()
80 if (likely(ret > 0)) in get_vaddr_frames()
89 if (!ret) in get_vaddr_frames()
90 ret = -EFAULT; in get_vaddr_frames()
91 if (ret > 0) in get_vaddr_frames()
92 vec->nr_frames = ret; in get_vaddr_frames()
93 return ret; in get_vaddr_frames()
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| D | vmpressure.c | 165 bool ret = false; in vmpressure_event() local
176 ret = true; in vmpressure_event()
180 return ret; in vmpressure_event()
383 int ret = 0; in vmpressure_register_event() local
391 ret = match_string(vmpressure_str_levels, VMPRESSURE_NUM_LEVELS, token); in vmpressure_register_event()
392 if (ret < 0) in vmpressure_register_event()
394 level = ret; in vmpressure_register_event()
399 ret = match_string(vmpressure_str_modes, VMPRESSURE_NUM_MODES, token); in vmpressure_register_event()
400 if (ret < 0) in vmpressure_register_event()
402 mode = ret; in vmpressure_register_event()
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| D | huge_memory.c | 190 ssize_t ret = count; in enabled_store() local
202 ret = -EINVAL; in enabled_store()
204 if (ret > 0) { in enabled_store()
207 ret = err; in enabled_store()
209 return ret; in enabled_store()
228 int ret; in single_hugepage_flag_store() local
230 ret = kstrtoul(buf, 10, &value); in single_hugepage_flag_store()
231 if (ret < 0) in single_hugepage_flag_store()
232 return ret; in single_hugepage_flag_store()
450 int ret = 0; in setup_transparent_hugepage() local
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| D | memory-failure.c | 240 int ret = 0; in kill_proc() local
247 ret = force_sig_mceerr(BUS_MCEERR_AR, in kill_proc()
256 ret = send_sig_mceerr(BUS_MCEERR_AO, (void __user *)tk->addr, in kill_proc()
259 if (ret < 0) in kill_proc()
261 t->comm, t->pid, ret); in kill_proc()
262 return ret; in kill_proc()
623 int ret = MF_FAILED; in truncate_error_page() local
636 ret = MF_RECOVERED; in truncate_error_page()
644 ret = MF_RECOVERED; in truncate_error_page()
650 return ret; in truncate_error_page()
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| D | filemap.c | 372 int ret = 0; in filemap_check_errors() local
376 ret = -ENOSPC; in filemap_check_errors()
379 ret = -EIO; in filemap_check_errors()
380 return ret; in filemap_check_errors()
414 int ret; in __filemap_fdatawrite_range() local
427 ret = do_writepages(mapping, &wbc); in __filemap_fdatawrite_range()
429 return ret; in __filemap_fdatawrite_range()
945 int ret; in add_to_page_cache_lru() local
948 ret = __add_to_page_cache_locked(page, mapping, offset, in add_to_page_cache_lru()
950 if (unlikely(ret)) in add_to_page_cache_lru()
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| D | memcontrol.c | 304 int ret; in obj_cgroup_alloc() local
310 ret = percpu_ref_init(&objcg->refcnt, obj_cgroup_release, 0, in obj_cgroup_alloc()
312 if (ret) { in obj_cgroup_alloc()
458 int nid, size, ret = 0; in memcg_alloc_shrinker_maps() local
469 ret = -ENOMEM; in memcg_alloc_shrinker_maps()
476 return ret; in memcg_alloc_shrinker_maps()
481 int size, old_size, ret = 0; in memcg_expand_shrinker_maps() local
496 ret = memcg_expand_one_shrinker_map(memcg, size, old_size); in memcg_expand_shrinker_maps()
497 if (ret) { in memcg_expand_shrinker_maps()
503 if (!ret) in memcg_expand_shrinker_maps()
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| /mm/damon/ |
| D | dbgfs.c | 29 ssize_t ret; in user_input_str() local
39 ret = simple_write_to_buffer(kbuf, count + 1, ppos, buf, count); in user_input_str()
40 if (ret != count) { in user_input_str()
44 kbuf[ret] = '\0'; in user_input_str()
54 int ret; in dbgfs_attrs_read() local
57 ret = scnprintf(kbuf, ARRAY_SIZE(kbuf), "%lu %lu %lu %lu %lu\n", in dbgfs_attrs_read()
63 return simple_read_from_buffer(buf, count, ppos, kbuf, ret); in dbgfs_attrs_read()
72 ssize_t ret; in dbgfs_attrs_write() local
80 ret = -EINVAL; in dbgfs_attrs_write()
86 ret = -EBUSY; in dbgfs_attrs_write()
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