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/mm/
Dcma.c57 return cma->count << PAGE_SHIFT; in cma_get_size()
92 unsigned long count) in cma_clear_bitmap() argument
98 bitmap_count = cma_bitmap_pages_to_bits(cma, count); in cma_clear_bitmap()
121 for (pfn = base_pfn + 1; pfn < base_pfn + cma->count; pfn++) { in cma_activate_area()
127 for (pfn = base_pfn; pfn < base_pfn + cma->count; in cma_activate_area()
144 for (pfn = base_pfn; pfn < base_pfn + cma->count; pfn++) in cma_activate_area()
146 totalcma_pages -= cma->count; in cma_activate_area()
147 cma->count = 0; in cma_activate_area()
215 cma->count = size >> PAGE_SHIFT; in cma_init_reserved_mem()
419 pr_cont("=> %lu free of %lu total pages\n", nr_total, cma->count); in cma_debug_show_areas()
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Dpage_pinner.c23 atomic_t count; member
41 int count; member
136 record->count = page_count(page); in capture_page_state()
182 atomic_set(&page_pinner->count, 0); in __free_page_pinner()
191 print_page_pinner(char __user *buf, size_t count, struct captured_pinner *record) in print_page_pinner() argument
198 count = min_t(size_t, count, PAGE_SIZE); in print_page_pinner()
199 kbuf = kmalloc(count, GFP_KERNEL); in print_page_pinner()
204 ret = snprintf(kbuf, count, "At least, pinned for %llu us\n", in print_page_pinner()
210 ret = snprintf(kbuf, count, in print_page_pinner()
217 if (ret >= count) in print_page_pinner()
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Dmaccess.c81 long strncpy_from_kernel_nofault(char *dst, const void *unsafe_addr, long count) in strncpy_from_kernel_nofault() argument
85 if (unlikely(count <= 0)) in strncpy_from_kernel_nofault()
87 if (!copy_from_kernel_nofault_allowed(unsafe_addr, count)) in strncpy_from_kernel_nofault()
95 } while (dst[-1] && src - unsafe_addr < count); in strncpy_from_kernel_nofault()
186 long strncpy_from_kernel_nofault(char *dst, const void *unsafe_addr, long count) in strncpy_from_kernel_nofault() argument
192 if (unlikely(count <= 0)) in strncpy_from_kernel_nofault()
194 if (!copy_from_kernel_nofault_allowed(unsafe_addr, count)) in strncpy_from_kernel_nofault()
202 } while (dst[-1] && ret == 0 && src - unsafe_addr < count); in strncpy_from_kernel_nofault()
285 long count) in strncpy_from_user_nofault() argument
290 if (unlikely(count <= 0)) in strncpy_from_user_nofault()
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Dpage_owner.c291 unsigned long count[MIGRATE_TYPES] = { 0, }; in pagetypeinfo_showmixedcount_print() local
345 count[MIGRATE_MOVABLE]++; in pagetypeinfo_showmixedcount_print()
347 count[pageblock_mt]++; in pagetypeinfo_showmixedcount_print()
362 seq_printf(m, "%12lu ", count[i]); in pagetypeinfo_showmixedcount_print()
367 print_page_owner(char __user *buf, size_t count, unsigned long pfn, in print_page_owner() argument
376 count = min_t(size_t, count, PAGE_SIZE); in print_page_owner()
377 kbuf = kmalloc(count, GFP_KERNEL); in print_page_owner()
381 ret = snprintf(kbuf, count, in print_page_owner()
387 if (ret >= count) in print_page_owner()
393 ret += snprintf(kbuf + ret, count - ret, in print_page_owner()
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Dcma_debug.c92 static int cma_free_mem(struct cma *cma, int count) in cma_free_mem() argument
96 while (count) { in cma_free_mem()
101 if (mem->n <= count) { in cma_free_mem()
103 count -= mem->n; in cma_free_mem()
106 cma_release(cma, mem->p, count); in cma_free_mem()
107 mem->p += count; in cma_free_mem()
108 mem->n -= count; in cma_free_mem()
109 count = 0; in cma_free_mem()
131 static int cma_alloc_mem(struct cma *cma, int count) in cma_alloc_mem() argument
140 p = cma_alloc(cma, count, 0, false); in cma_alloc_mem()
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Dswapfile.c1203 unsigned char count; in __swap_entry_free_locked() local
1206 count = p->swap_map[offset]; in __swap_entry_free_locked()
1208 has_cache = count & SWAP_HAS_CACHE; in __swap_entry_free_locked()
1209 count &= ~SWAP_HAS_CACHE; in __swap_entry_free_locked()
1214 } else if (count == SWAP_MAP_SHMEM) { in __swap_entry_free_locked()
1219 count = 0; in __swap_entry_free_locked()
1220 } else if ((count & ~COUNT_CONTINUED) <= SWAP_MAP_MAX) { in __swap_entry_free_locked()
1221 if (count == COUNT_CONTINUED) { in __swap_entry_free_locked()
1222 if (swap_count_continued(p, offset, count)) in __swap_entry_free_locked()
1223 count = SWAP_MAP_MAX | COUNT_CONTINUED; in __swap_entry_free_locked()
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Dpage_idle.c116 loff_t pos, size_t count) in page_idle_bitmap_read() argument
123 if (pos % BITMAP_CHUNK_SIZE || count % BITMAP_CHUNK_SIZE) in page_idle_bitmap_read()
130 end_pfn = pfn + count * BITS_PER_BYTE; in page_idle_bitmap_read()
161 loff_t pos, size_t count) in page_idle_bitmap_write() argument
168 if (pos % BITMAP_CHUNK_SIZE || count % BITMAP_CHUNK_SIZE) in page_idle_bitmap_write()
175 end_pfn = pfn + count * BITS_PER_BYTE; in page_idle_bitmap_write()
Dvmalloc.c2150 void vm_unmap_ram(const void *mem, unsigned int count) in vm_unmap_ram() argument
2152 unsigned long size = (unsigned long)count << PAGE_SHIFT; in vm_unmap_ram()
2164 if (likely(count <= VMAP_MAX_ALLOC)) { in vm_unmap_ram()
2192 void *vm_map_ram(struct page **pages, unsigned int count, int node) in vm_map_ram() argument
2194 unsigned long size = (unsigned long)count << PAGE_SHIFT; in vm_map_ram()
2198 if (likely(count <= VMAP_MAX_ALLOC)) { in vm_map_ram()
2216 vm_unmap_ram(mem, count); in vm_map_ram()
2768 void *vmap(struct page **pages, unsigned int count, in vmap() argument
2777 if (count > totalram_pages()) in vmap()
2780 size = (unsigned long)count << PAGE_SHIFT; in vmap()
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Dkhugepaged.c134 const char *buf, size_t count) in scan_sleep_millisecs_store() argument
147 return count; in scan_sleep_millisecs_store()
162 const char *buf, size_t count) in alloc_sleep_millisecs_store() argument
175 return count; in alloc_sleep_millisecs_store()
189 const char *buf, size_t count) in pages_to_scan_store() argument
200 return count; in pages_to_scan_store()
232 const char *buf, size_t count) in khugepaged_defrag_store() argument
234 return single_hugepage_flag_store(kobj, attr, buf, count, in khugepaged_defrag_store()
257 const char *buf, size_t count) in khugepaged_max_ptes_none_store() argument
268 return count; in khugepaged_max_ptes_none_store()
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Dearly_ioremap.c84 int count = 0; in check_early_ioremap_leak() local
89 count++; in check_early_ioremap_leak()
91 if (WARN(count, KERN_WARNING in check_early_ioremap_leak()
94 count)) in check_early_ioremap_leak()
Dvmstat.c859 !__this_cpu_read(pcp->count)) in refresh_cpu_vm_stats()
873 if (__this_cpu_read(pcp->count)) { in refresh_cpu_vm_stats()
999 unsigned long count = 0; in sum_zone_node_page_state() local
1002 count += zone_page_state(zones + i, item); in sum_zone_node_page_state()
1004 return count; in sum_zone_node_page_state()
1012 unsigned long count = 0; in sum_zone_numa_event_state() local
1016 count += zone_numa_event_state(zones + i, item); in sum_zone_numa_event_state()
1018 return count; in sum_zone_numa_event_state()
1550 unsigned long count[MIGRATE_TYPES] = { 0, }; in pagetypeinfo_showblockcount_print() local
1565 count[mtype]++; in pagetypeinfo_showblockcount_print()
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Dksm.c2839 const char *buf, size_t count) in sleep_millisecs_store() argument
2851 return count; in sleep_millisecs_store()
2863 const char *buf, size_t count) in pages_to_scan_store() argument
2874 return count; in pages_to_scan_store()
2885 const char *buf, size_t count) in run_store() argument
2913 count = err; in run_store()
2922 return count; in run_store()
2935 const char *buf, size_t count) in merge_across_nodes_store() argument
2979 return err ? err : count; in merge_across_nodes_store()
2991 const char *buf, size_t count) in use_zero_pages_store() argument
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Dcma.h15 unsigned long count; member
40 return cma->count >> cma->order_per_bit; in cma_bitmap_maxno()
Dslab_common.c1004 unsigned int count) in freelist_randomize() argument
1009 for (i = 0; i < count; i++) in freelist_randomize()
1013 for (i = count - 1; i > 0; i--) { in freelist_randomize()
1021 int cache_random_seq_create(struct kmem_cache *cachep, unsigned int count, in cache_random_seq_create() argument
1026 if (count < 2 || cachep->random_seq) in cache_random_seq_create()
1029 cachep->random_seq = kcalloc(count, sizeof(unsigned int), gfp); in cache_random_seq_create()
1036 freelist_randomize(&state, cachep->random_seq, count); in cache_random_seq_create()
Dslub.c1806 unsigned int count = oo_objects(s->oo); in init_cache_random_seq() local
1813 err = cache_random_seq_create(s, count, GFP_KERNEL); in init_cache_random_seq()
1824 for (i = 0; i < count; i++) in init_cache_random_seq()
5031 unsigned long count = 0; in validate_slab_node() local
5039 count++; in validate_slab_node()
5041 if (count != n->nr_partial) { in validate_slab_node()
5043 s->name, count, n->nr_partial); in validate_slab_node()
5052 count++; in validate_slab_node()
5054 if (count != atomic_long_read(&n->nr_slabs)) { in validate_slab_node()
5056 s->name, count, atomic_long_read(&n->nr_slabs)); in validate_slab_node()
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Dnommu.c203 long vread(char *buf, char *addr, unsigned long count) in vread() argument
206 if ((unsigned long) buf + count < count) in vread()
207 count = -(unsigned long) buf; in vread()
209 memcpy(buf, addr, count); in vread()
210 return count; in vread()
316 void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot) in vmap() argument
329 void *vm_map_ram(struct page **pages, unsigned int count, int node) in vm_map_ram() argument
336 void vm_unmap_ram(const void *mem, unsigned int count) in vm_unmap_ram() argument
Dkmemleak.c155 int count; member
310 return object->count != KMEMLEAK_BLACK && in color_white()
311 object->count < object->min_count; in color_white()
317 object->count >= object->min_count; in color_gray()
368 pr_notice(" count = %d\n", object->count); in dump_object_info()
603 object->count = 0; /* white color initially */ in create_object()
1210 object->count++; in update_refs()
1440 object->count = 0; in kmemleak_scan()
1516 object->count = object->min_count; in kmemleak_scan()
Dmlock.c619 unsigned long count = 0; in count_mm_mlocked_page_nr() local
635 count -= (start - vma->vm_start); in count_mm_mlocked_page_nr()
637 count += start + len - vma->vm_start; in count_mm_mlocked_page_nr()
640 count += vma->vm_end - vma->vm_start; in count_mm_mlocked_page_nr()
644 return count >> PAGE_SHIFT; in count_mm_mlocked_page_nr()
Dhugetlb.c90 if (spool->count) in subpool_is_free()
126 spool->count = 1; in hugepage_new_subpool()
145 BUG_ON(!spool->count); in hugepage_put_subpool()
146 spool->count--; in hugepage_put_subpool()
3017 static void try_to_free_low(struct hstate *h, unsigned long count, in try_to_free_low() argument
3034 if (count >= h->nr_huge_pages) in try_to_free_low()
3049 static inline void try_to_free_low(struct hstate *h, unsigned long count, in try_to_free_low() argument
3089 static int set_max_huge_pages(struct hstate *h, unsigned long count, int nid, in set_max_huge_pages() argument
3122 unsigned long old_count = count; in set_max_huge_pages()
3124 count += h->nr_huge_pages - h->nr_huge_pages_node[nid]; in set_max_huge_pages()
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Dpage_alloc.c1572 static void free_pcppages_bulk(struct zone *zone, int count, in free_pcppages_bulk() argument
1588 count = min(pcp->count, count); in free_pcppages_bulk()
1589 while (count > 0) { in free_pcppages_bulk()
1608 batch_free = count; in free_pcppages_bulk()
1617 count -= 1 << order; in free_pcppages_bulk()
1641 } while (count > 0 && --batch_free && !list_empty(list)); in free_pcppages_bulk()
1643 pcp->count -= nr_freed; in free_pcppages_bulk()
3224 unsigned long count, struct list_head *list, in rmqueue_bulk() argument
3231 for (i = 0; i < count; ++i) { in rmqueue_bulk()
3305 pcp->count += alloced << order; in get_populated_pcp_list()
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Dhighmem.c208 int count; in map_new_virtual() local
213 count = get_pkmap_entries_count(color); in map_new_virtual()
219 count = get_pkmap_entries_count(color); in map_new_virtual()
223 if (--count) in map_new_virtual()
Dtruncate.c475 unsigned long count = 0; in __invalidate_mapping_pages() local
487 count += invalidate_exceptional_entry(mapping, in __invalidate_mapping_pages()
506 count += ret; in __invalidate_mapping_pages()
513 return count; in __invalidate_mapping_pages()
Dreadahead.c628 ssize_t ksys_readahead(int fd, loff_t offset, size_t count) in ksys_readahead() argument
649 ret = vfs_fadvise(f.file, offset, count, POSIX_FADV_WILLNEED); in ksys_readahead()
655 SYSCALL_DEFINE3(readahead, int, fd, loff_t, offset, size_t, count) in SYSCALL_DEFINE3() argument
657 return ksys_readahead(fd, offset, count); in SYSCALL_DEFINE3()
Dbacking-dev.c135 const char *buf, size_t count) in read_ahead_kb_store() argument
147 return count; in read_ahead_kb_store()
163 struct device_attribute *attr, const char *buf, size_t count) in min_ratio_store() argument
175 ret = count; in min_ratio_store()
182 struct device_attribute *attr, const char *buf, size_t count) in max_ratio_store() argument
194 ret = count; in max_ratio_store()
/mm/damon/
Ddbgfs.c26 static char *user_input_str(const char __user *buf, size_t count, loff_t *ppos) in user_input_str() argument
35 kbuf = kmalloc(count + 1, GFP_KERNEL | __GFP_NOWARN); in user_input_str()
39 ret = simple_write_to_buffer(kbuf, count + 1, ppos, buf, count); in user_input_str()
40 if (ret != count) { in user_input_str()
50 char __user *buf, size_t count, loff_t *ppos) in dbgfs_attrs_read() argument
63 return simple_read_from_buffer(buf, count, ppos, kbuf, ret); in dbgfs_attrs_read()
67 const char __user *buf, size_t count, loff_t *ppos) in dbgfs_attrs_write() argument
74 kbuf = user_input_str(buf, count, ppos); in dbgfs_attrs_write()
92 ret = count; in dbgfs_attrs_write()
132 size_t count, loff_t *ppos) in dbgfs_schemes_read() argument
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