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A Dcma.c92 cma->available_count += count; in cma_clear_bitmap()
297 cma->ranges[0].count = cma->count; in cma_init_reserved_mem()
775 cma->count); in cma_debug_show_areas()
841 count, align); in cma_range_alloc()
858 if (!cma || !cma->count) in __cma_alloc()
864 if (!count) in __cma_alloc()
937 unsigned long count) in cma_pages_valid() argument
944 if (!cma || !pages || count > cma->count) in cma_pages_valid()
977 unsigned long count) in cma_release() argument
989 end_pfn = pfn + count; in cma_release()
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A Dmaccess.c90 if (unlikely(count <= 0)) in strncpy_from_kernel_nofault()
92 if (!copy_from_kernel_nofault_allowed(unsafe_addr, count)) in strncpy_from_kernel_nofault()
100 } while (dst[-1] && src - unsafe_addr < count); in strncpy_from_kernel_nofault()
184 long count) in strncpy_from_user_nofault() argument
188 if (unlikely(count <= 0)) in strncpy_from_user_nofault()
192 ret = strncpy_from_user(dst, unsafe_addr, count); in strncpy_from_user_nofault()
195 if (ret >= count) { in strncpy_from_user_nofault()
196 ret = count; in strncpy_from_user_nofault()
226 ret = strnlen_user(unsafe_addr, count); in strnlen_user_nofault()
232 void __copy_overflow(int size, unsigned long count) in __copy_overflow() argument
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A Dpage_owner.c475 count[MIGRATE_MOVABLE]++; in pagetypeinfo_showmixedcount_print()
477 count[pageblock_mt]++; in pagetypeinfo_showmixedcount_print()
492 seq_printf(m, "%12lu ", count[i]); in pagetypeinfo_showmixedcount_print()
543 count = min_t(size_t, count, PAGE_SIZE); in print_page_owner()
544 kbuf = kmalloc(count, GFP_KERNEL); in print_page_owner()
548 ret = scnprintf(kbuf, count, in print_page_owner()
567 if (ret >= count) in print_page_owner()
579 if (ret >= count) in print_page_owner()
764 unsigned long count = 0; in init_pages_in_zone() local
819 count++; in init_pages_in_zone()
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A Dcma_debug.c39 *val = cma->count - cma->available_count; in cma_used_get()
90 static int cma_free_mem(struct cma *cma, int count) in cma_free_mem() argument
94 while (count) { in cma_free_mem()
99 if (mem->n <= count) { in cma_free_mem()
101 count -= mem->n; in cma_free_mem()
104 cma_release(cma, mem->p, count); in cma_free_mem()
105 mem->p += count; in cma_free_mem()
106 mem->n -= count; in cma_free_mem()
107 count = 0; in cma_free_mem()
138 p = cma_alloc(cma, count, 0, false); in cma_alloc_mem()
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A Dswapfile.c195 if (swap_count(count) != 1 && swap_count(count) != SWAP_MAP_SHMEM) in swap_is_last_map()
625 VM_BUG_ON(!ci->count || ci->count == SWAPFILE_CLUSTER); in partial_free_cluster()
673 ci->count++; in inc_cluster_info_page()
1379 count = 0; in swap_entry_put_locked()
1387 count--; in swap_entry_put_locked()
1493 if (count != 1 && count != SWAP_MAP_SHMEM) in swap_entries_put_map()
1552 return (count == SWAP_HAS_CACHE) || (count == 1) || in swap_is_last_ref()
1642 int count; in swap_entry_swapped() local
1693 return count; in swp_swapcount()
2278 if (count && swap_count(count) != SWAP_MAP_BAD) in find_next_to_unuse()
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A Dpage_idle.c121 loff_t pos, size_t count) in page_idle_bitmap_read() argument
128 if (pos % BITMAP_CHUNK_SIZE || count % BITMAP_CHUNK_SIZE) in page_idle_bitmap_read()
135 end_pfn = pfn + count * BITS_PER_BYTE; in page_idle_bitmap_read()
166 loff_t pos, size_t count) in page_idle_bitmap_write() argument
173 if (pos % BITMAP_CHUNK_SIZE || count % BITMAP_CHUNK_SIZE) in page_idle_bitmap_write()
180 end_pfn = pfn + count * BITS_PER_BYTE; in page_idle_bitmap_write()
A Dbacking-dev.c262 const char *buf, size_t count) in read_ahead_kb_store() argument
274 return count; in read_ahead_kb_store()
290 struct device_attribute *attr, const char *buf, size_t count) in min_ratio_store() argument
302 ret = count; in min_ratio_store()
309 struct device_attribute *attr, const char *buf, size_t count) in min_ratio_fine_store() argument
321 ret = count; in min_ratio_fine_store()
340 ret = count; in max_ratio_store()
359 ret = count; in max_ratio_fine_store()
387 ret = count; in min_bytes_store()
415 ret = count; in max_bytes_store()
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A Dfilemap.c2868 if (!count) in generic_file_read_iter()
2884 count -= retval; in generic_file_read_iter()
3669 count++; in filemap_map_folio_range()
3672 if (count) { in filemap_map_folio_range()
3674 *rss += count; in filemap_map_folio_range()
3680 count++; in filemap_map_folio_range()
3681 page += count; in filemap_map_folio_range()
3682 vmf->pte += count; in filemap_map_folio_range()
3684 count = 0; in filemap_map_folio_range()
3687 if (count) { in filemap_map_folio_range()
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A Dnuma_memblks.c511 int count = 0; in numa_fill_memblks() local
524 blk[count] = &mi->blk[i]; in numa_fill_memblks()
525 count++; in numa_fill_memblks()
528 if (!count) in numa_fill_memblks()
532 sort(&blk[0], count, sizeof(blk[0]), cmp_memblk, NULL); in numa_fill_memblks()
536 blk[count - 1]->end = max(blk[count - 1]->end, end); in numa_fill_memblks()
543 for (int i = 1; i < count; i++) { in numa_fill_memblks()
A Dksm.c3341 return count; in sleep_millisecs_store()
3367 return count; in pages_to_scan_store()
3415 return count; in run_store()
3495 return count; in use_zero_pages_store()
3647 return count; in stable_node_chains_prune_millisecs_store()
3676 return count; in smart_scan_store()
3710 return count; in advisor_mode_store()
3732 return count; in advisor_max_cpu_store()
3754 return count; in advisor_min_pages_to_scan_store()
3776 return count; in advisor_max_pages_to_scan_store()
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A Dslab_common.c1031 unsigned int count) in freelist_randomize() argument
1036 for (i = 0; i < count; i++) in freelist_randomize()
1040 for (i = count - 1; i > 0; i--) { in freelist_randomize()
2093 unsigned long count = 0; in kfree_rcu_shrink_count() local
2099 count += krc_count(krcp); in kfree_rcu_shrink_count()
2104 return count == 0 ? SHRINK_EMPTY : count; in kfree_rcu_shrink_count()
2113 int count; in kfree_rcu_shrink_scan() local
2116 count = krc_count(krcp); in kfree_rcu_shrink_scan()
2117 count += drain_page_cache(krcp); in kfree_rcu_shrink_scan()
2120 sc->nr_to_scan -= count; in kfree_rcu_shrink_scan()
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A Dcma.h28 unsigned long count; member
40 unsigned long count; member
80 return cmr->count >> cma->order_per_bit; in cma_bitmap_maxno()
A Dhugetlb_cma.c94 int nid, count = 0; in cmdline_parse_hugetlb_cma() local
99 if (sscanf(s, "%lu%n", &tmp, &count) != 1) in cmdline_parse_hugetlb_cma()
102 if (s[count] == ':') { in cmdline_parse_hugetlb_cma()
107 s += count + 1; in cmdline_parse_hugetlb_cma()
A Dvmalloc.c3523 area->nr_pages = count; in vmap()
4234 size_t remains = count; in zero_iter()
4247 return count - remains; in zero_iter()
4259 size_t remains = count; in aligned_vread_iter()
4292 return count - remains; in aligned_vread_iter()
4318 remains = count; in vmap_ram_vread_iter()
4377 return count - remains; in vmap_ram_vread_iter()
4416 if ((unsigned long) addr + count < count) in vread_iter()
4419 remains = count; in vread_iter()
4502 return count - remains; in vread_iter()
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A Dearly_ioremap.c83 int count = 0; in check_early_ioremap_leak() local
88 count++; in check_early_ioremap_leak()
90 if (WARN(count, KERN_WARNING in check_early_ioremap_leak()
93 count)) in check_early_ioremap_leak()
A Dmlock.c310 unsigned int count = (end - addr) >> PAGE_SHIFT; in folio_mlock_step() local
316 return folio_pte_batch(folio, pte, ptent, count); in folio_mlock_step()
575 unsigned long count = 0; in count_mm_mlocked_page_nr() local
588 count -= (start - vma->vm_start); in count_mm_mlocked_page_nr()
590 count += end - vma->vm_start; in count_mm_mlocked_page_nr()
593 count += vma->vm_end - vma->vm_start; in count_mm_mlocked_page_nr()
597 return count >> PAGE_SHIFT; in count_mm_mlocked_page_nr()
A Dpage_alloc.c1455 count = min(pcp->count, count); in free_pcppages_bulk()
1462 while (count > 0) { in free_pcppages_bulk()
1485 count -= nr_pages; in free_pcppages_bulk()
2620 int count; in drain_pages_zone() local
2624 count = pcp->count; in drain_pages_zone()
2625 if (count) { in drain_pages_zone()
2630 count -= to_drain; in drain_pages_zone()
2633 } while (count); in drain_pages_zone()
2711 if (pcp->count) in __drain_all_pages()
2716 if (pcp->count) { in __drain_all_pages()
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A Dreadahead.c693 ssize_t ksys_readahead(int fd, loff_t offset, size_t count) in ksys_readahead() argument
722 return vfs_fadvise(fd_file(f), offset, count, POSIX_FADV_WILLNEED); in ksys_readahead()
725 SYSCALL_DEFINE3(readahead, int, fd, loff_t, offset, size_t, count) in SYSCALL_DEFINE3() argument
727 return ksys_readahead(fd, offset, count); in SYSCALL_DEFINE3()
731 COMPAT_SYSCALL_DEFINE4(readahead, int, fd, compat_arg_u64_dual(offset), size_t, count) in COMPAT_SYSCALL_DEFINE4() argument
733 return ksys_readahead(fd, compat_arg_u64_glue(offset), count); in COMPAT_SYSCALL_DEFINE4()
A Dmemory-failure.c1032 int count = page_count(p) - 1; in has_extra_refcount() local
1035 count -= folio_nr_pages(page_folio(p)); in has_extra_refcount()
1037 if (count > 0) { in has_extra_refcount()
1834 unsigned long count, int mf_flags) in mf_dax_kill_procs() argument
1839 size_t end = index + count; in mf_dax_kill_procs()
1925 unsigned long count = 0; in __folio_free_raw_hwp() local
1934 count++; in __folio_free_raw_hwp()
1936 return count; in __folio_free_raw_hwp()
2559 unsigned long count; in unpoison_memory() local
2619 if (count == 0) in unpoison_memory()
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A Dhugetlb.c140 if (spool->count) in subpool_is_free()
176 spool->count = 1; in hugepage_new_subpool()
195 BUG_ON(!spool->count); in hugepage_put_subpool()
196 spool->count--; in hugepage_put_subpool()
4276 return count; in nr_overcommit_hugepages_store()
4417 return count; in demote_size_store()
4821 int count; in hugepages_setup() local
4848 count = 0; in hugepages_setup()
4860 p += count + 1; in hugepages_setup()
4871 p += count + 1; in hugepages_setup()
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A Dlist_lru.c256 long count; in list_lru_count_one() local
260 count = l ? READ_ONCE(l->nr_items) : 0; in list_lru_count_one()
263 if (unlikely(count < 0)) in list_lru_count_one()
264 count = 0; in list_lru_count_one()
266 return count; in list_lru_count_one()
A Dkhugepaged.c143 const char *buf, size_t count) in scan_sleep_millisecs_store() argument
156 return count; in scan_sleep_millisecs_store()
170 const char *buf, size_t count) in alloc_sleep_millisecs_store() argument
183 return count; in alloc_sleep_millisecs_store()
196 const char *buf, size_t count) in pages_to_scan_store() argument
207 return count; in pages_to_scan_store()
238 const char *buf, size_t count) in defrag_store() argument
262 const char *buf, size_t count) in max_ptes_none_store() argument
273 return count; in max_ptes_none_store()
298 return count; in max_ptes_swap_store()
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/mm/damon/
A Dsysfs-schemes.c437 ret = count; in type_store()
465 return count; in matching_store()
489 return count; in allow_store()
516 return count; in memcg_path_store()
773 return count; in nr_filters_store()
1259 return count; in nr_goals_store()
1473 return count; in ms_store()
1494 return count; in bytes_store()
1515 return count; in reset_interval_ms_store()
1833 return count; in nr_dests_store()
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A Dsysfs.c184 return count; in nr_regions_store()
263 return count; in pid_target_store()
388 return count; in nr_targets_store()
462 return count; in access_bp_store()
486 return count; in aggrs_store()
510 return count; in min_sample_us_store()
534 return count; in max_sample_us_store()
645 return count; in sample_us_store()
669 return count; in aggr_us_store()
693 return count; in update_us_store()
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A Dsysfs-common.c44 const char *buf, size_t count) in min_store() argument
56 return count; in min_store()
69 const char *buf, size_t count) in max_store() argument
81 return count; in max_store()

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