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Searched refs:nr_pages (Results 1 – 25 of 415) sorted by relevance

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/OK3568_Linux_fs/kernel/mm/
H A Dpage_counter.c50 void page_counter_cancel(struct page_counter *counter, unsigned long nr_pages) in page_counter_cancel() argument
54 new = atomic_long_sub_return(nr_pages, &counter->usage); in page_counter_cancel()
67 void page_counter_charge(struct page_counter *counter, unsigned long nr_pages) in page_counter_charge() argument
74 new = atomic_long_add_return(nr_pages, &c->usage); in page_counter_charge()
95 unsigned long nr_pages, in page_counter_try_charge() argument
116 new = atomic_long_add_return(nr_pages, &c->usage); in page_counter_try_charge()
118 atomic_long_sub(nr_pages, &c->usage); in page_counter_try_charge()
141 page_counter_cancel(c, nr_pages); in page_counter_try_charge()
151 void page_counter_uncharge(struct page_counter *counter, unsigned long nr_pages) in page_counter_uncharge() argument
156 page_counter_cancel(c, nr_pages); in page_counter_uncharge()
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H A Dmemory_hotplug.c233 unsigned long i, pfn, end_pfn, nr_pages; in register_page_bootmem_info_node() local
237 nr_pages = PAGE_ALIGN(sizeof(struct pglist_data)) >> PAGE_SHIFT; in register_page_bootmem_info_node()
240 for (i = 0; i < nr_pages; i++, page++) in register_page_bootmem_info_node()
260 static int check_pfn_span(unsigned long pfn, unsigned long nr_pages, in check_pfn_span() argument
279 || !IS_ALIGNED(nr_pages, min_align)) { in check_pfn_span()
281 reason, pfn, pfn + nr_pages - 1); in check_pfn_span()
288 unsigned long nr_pages) in check_hotplug_memory_addressable() argument
290 const u64 max_addr = PFN_PHYS(pfn + nr_pages) - 1; in check_hotplug_memory_addressable()
309 int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages, in __add_pages() argument
312 const unsigned long end_pfn = pfn + nr_pages; in __add_pages()
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H A Dsparse.c212 unsigned long nr_pages) in subsection_mask_set() argument
215 int end = subsection_map_index(pfn + nr_pages - 1); in subsection_mask_set()
220 void __init subsection_map_init(unsigned long pfn, unsigned long nr_pages) in subsection_map_init() argument
222 int end_sec = pfn_to_section_nr(pfn + nr_pages - 1); in subsection_map_init()
225 if (!nr_pages) in subsection_map_init()
232 pfns = min(nr_pages, PAGES_PER_SECTION in subsection_map_init()
242 nr_pages -= pfns; in subsection_map_init()
246 void __init subsection_map_init(unsigned long pfn, unsigned long nr_pages) in subsection_map_init() argument
446 unsigned long nr_pages, int nid, struct vmem_altmap *altmap) in __populate_section_memmap() argument
652 unsigned long nr_pages, int nid, struct vmem_altmap *altmap) in populate_section_memmap() argument
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H A Dpercpu-km.c50 const int nr_pages = pcpu_group_sizes[0] >> PAGE_SHIFT; in pcpu_create_chunk() local
60 pages = alloc_pages(gfp, order_base_2(nr_pages)); in pcpu_create_chunk()
66 for (i = 0; i < nr_pages; i++) in pcpu_create_chunk()
73 pcpu_chunk_populated(chunk, 0, nr_pages); in pcpu_create_chunk()
84 const int nr_pages = pcpu_group_sizes[0] >> PAGE_SHIFT; in pcpu_destroy_chunk() local
93 __free_pages(chunk->data, order_base_2(nr_pages)); in pcpu_destroy_chunk()
104 size_t nr_pages, alloc_pages; in pcpu_verify_alloc_info() local
112 nr_pages = (ai->groups[0].nr_units * ai->unit_size) >> PAGE_SHIFT; in pcpu_verify_alloc_info()
113 alloc_pages = roundup_pow_of_two(nr_pages); in pcpu_verify_alloc_info()
115 if (alloc_pages > nr_pages) in pcpu_verify_alloc_info()
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H A Dhugetlb_cgroup.c164 unsigned int nr_pages; in hugetlb_cgroup_move_parent() local
178 nr_pages = compound_nr(page); in hugetlb_cgroup_move_parent()
182 page_counter_charge(&parent->hugepage[idx], nr_pages); in hugetlb_cgroup_move_parent()
186 page_counter_cancel(counter, nr_pages); in hugetlb_cgroup_move_parent()
231 static int __hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages, in __hugetlb_cgroup_charge_cgroup() argument
258 nr_pages, &counter)) { in __hugetlb_cgroup_charge_cgroup()
274 int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages, in hugetlb_cgroup_charge_cgroup() argument
277 return __hugetlb_cgroup_charge_cgroup(idx, nr_pages, ptr, false); in hugetlb_cgroup_charge_cgroup()
280 int hugetlb_cgroup_charge_cgroup_rsvd(int idx, unsigned long nr_pages, in hugetlb_cgroup_charge_cgroup_rsvd() argument
283 return __hugetlb_cgroup_charge_cgroup(idx, nr_pages, ptr, true); in hugetlb_cgroup_charge_cgroup_rsvd()
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H A Dgup_benchmark.c25 unsigned long nr_pages) in put_back_pages() argument
32 for (i = 0; i < nr_pages; i++) in put_back_pages()
39 unpin_user_pages(pages, nr_pages); in put_back_pages()
45 unsigned long nr_pages) in verify_dma_pinned() argument
54 for (i = 0; i < nr_pages; i++) { in verify_dma_pinned()
71 unsigned long i, nr_pages, addr, next; in __gup_benchmark_ioctl() local
81 nr_pages = gup->size / PAGE_SIZE; in __gup_benchmark_ioctl()
82 pages = kvcalloc(nr_pages, sizeof(void *), GFP_KERNEL); in __gup_benchmark_ioctl()
141 nr_pages = i; in __gup_benchmark_ioctl()
150 verify_dma_pinned(cmd, pages, nr_pages); in __gup_benchmark_ioctl()
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H A Dgup.c1062 unsigned long start, unsigned long nr_pages, in __get_user_pages() argument
1070 if (!nr_pages) in __get_user_pages()
1113 &start, &nr_pages, i, in __get_user_pages()
1178 if (page_increm > nr_pages) in __get_user_pages()
1179 page_increm = nr_pages; in __get_user_pages()
1182 nr_pages -= page_increm; in __get_user_pages()
1183 } while (nr_pages); in __get_user_pages()
1293 unsigned long nr_pages, in __get_user_pages_locked() argument
1327 ret = __get_user_pages(mm, start, nr_pages, flags, pages, in __get_user_pages_locked()
1336 BUG_ON(ret >= nr_pages); in __get_user_pages_locked()
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H A Dmlock.c62 int nr_pages; in clear_page_mlock() local
67 nr_pages = thp_nr_pages(page); in clear_page_mlock()
68 mod_zone_page_state(page_zone(page), NR_MLOCK, -nr_pages); in clear_page_mlock()
69 count_vm_events(UNEVICTABLE_PGCLEARED, nr_pages); in clear_page_mlock()
83 count_vm_events(UNEVICTABLE_PGSTRANDED, nr_pages); in clear_page_mlock()
100 int nr_pages = thp_nr_pages(page); in mlock_vma_page() local
102 mod_zone_page_state(page_zone(page), NR_MLOCK, nr_pages); in mlock_vma_page()
103 count_vm_events(UNEVICTABLE_PGMLOCKED, nr_pages); in mlock_vma_page()
162 int nr_pages = thp_nr_pages(page); in __munlock_isolation_failed() local
165 __count_vm_events(UNEVICTABLE_PGSTRANDED, nr_pages); in __munlock_isolation_failed()
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H A Dprocess_vm_access.c81 unsigned long nr_pages; in process_vm_rw_single_vec() local
90 nr_pages = (addr + len - 1) / PAGE_SIZE - addr / PAGE_SIZE + 1; in process_vm_rw_single_vec()
95 while (!rc && nr_pages && iov_iter_count(iter)) { in process_vm_rw_single_vec()
96 int pinned_pages = min(nr_pages, max_pages_per_loop); in process_vm_rw_single_vec()
123 nr_pages -= pinned_pages; in process_vm_rw_single_vec()
162 unsigned long nr_pages = 0; in process_vm_rw_core() local
178 nr_pages = max(nr_pages, nr_pages_iov); in process_vm_rw_core()
182 if (nr_pages == 0) in process_vm_rw_core()
185 if (nr_pages > PVM_MAX_PP_ARRAY_COUNT) { in process_vm_rw_core()
189 sizeof(struct pages *)*nr_pages), in process_vm_rw_core()
H A Dmemcontrol.c261 unsigned int nr_pages; in obj_cgroup_release() local
286 nr_pages = nr_bytes >> PAGE_SHIFT; in obj_cgroup_release()
290 if (nr_pages) in obj_cgroup_release()
291 __memcg_kmem_uncharge(memcg, nr_pages); in obj_cgroup_release()
670 unsigned long nr_pages = page_counter_read(&memcg->memory); in soft_limit_excess() local
674 if (nr_pages > soft_limit) in soft_limit_excess()
675 excess = nr_pages - soft_limit; in soft_limit_excess()
944 int nr_pages) in mem_cgroup_charge_statistics() argument
947 if (nr_pages > 0) in mem_cgroup_charge_statistics()
951 nr_pages = -nr_pages; /* for event */ in mem_cgroup_charge_statistics()
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/OK3568_Linux_fs/kernel/include/linux/
H A Dhugetlb_cgroup.h128 extern int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages,
130 extern int hugetlb_cgroup_charge_cgroup_rsvd(int idx, unsigned long nr_pages,
132 extern void hugetlb_cgroup_commit_charge(int idx, unsigned long nr_pages,
135 extern void hugetlb_cgroup_commit_charge_rsvd(int idx, unsigned long nr_pages,
138 extern void hugetlb_cgroup_uncharge_page(int idx, unsigned long nr_pages,
140 extern void hugetlb_cgroup_uncharge_page_rsvd(int idx, unsigned long nr_pages,
143 extern void hugetlb_cgroup_uncharge_cgroup(int idx, unsigned long nr_pages,
145 extern void hugetlb_cgroup_uncharge_cgroup_rsvd(int idx, unsigned long nr_pages,
153 unsigned long nr_pages,
163 unsigned long nr_pages, in hugetlb_cgroup_uncharge_file_region() argument
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H A Dpage_counter.h51 void page_counter_cancel(struct page_counter *counter, unsigned long nr_pages);
52 void page_counter_charge(struct page_counter *counter, unsigned long nr_pages);
54 unsigned long nr_pages,
56 void page_counter_uncharge(struct page_counter *counter, unsigned long nr_pages);
57 void page_counter_set_min(struct page_counter *counter, unsigned long nr_pages);
58 void page_counter_set_low(struct page_counter *counter, unsigned long nr_pages);
61 unsigned long nr_pages) in page_counter_set_high() argument
63 WRITE_ONCE(counter->high, nr_pages); in page_counter_set_high()
66 int page_counter_set_max(struct page_counter *counter, unsigned long nr_pages);
68 unsigned long *nr_pages);
H A Dmemory_hotplug.h112 extern int zone_grow_waitqueues(struct zone *zone, unsigned long nr_pages);
115 extern int online_pages(unsigned long pfn, unsigned long nr_pages,
147 extern void __remove_pages(unsigned long start_pfn, unsigned long nr_pages,
151 extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
156 unsigned long nr_pages, struct mhp_params *params) in add_pages() argument
158 return __add_pages(nid, start_pfn, nr_pages, params); in add_pages()
161 int add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
315 extern int offline_pages(unsigned long start_pfn, unsigned long nr_pages);
324 static inline int offline_pages(unsigned long start_pfn, unsigned long nr_pages) in offline_pages() argument
351 unsigned long nr_pages,
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/OK3568_Linux_fs/kernel/drivers/media/v4l2-core/
H A Dvideobuf-dma-sg.c63 int nr_pages) in videobuf_vmalloc_to_sg() argument
69 sglist = vzalloc(array_size(nr_pages, sizeof(*sglist))); in videobuf_vmalloc_to_sg()
72 sg_init_table(sglist, nr_pages); in videobuf_vmalloc_to_sg()
73 for (i = 0; i < nr_pages; i++, virt += PAGE_SIZE) { in videobuf_vmalloc_to_sg()
93 int nr_pages, int offset, size_t size) in videobuf_pages_to_sg() argument
100 sglist = vmalloc(array_size(nr_pages, sizeof(*sglist))); in videobuf_pages_to_sg()
103 sg_init_table(sglist, nr_pages); in videobuf_pages_to_sg()
111 for (i = 1; i < nr_pages; i++) { in videobuf_pages_to_sg()
174 dma->nr_pages = last-first+1; in videobuf_dma_init_user_locked()
175 dma->pages = kmalloc_array(dma->nr_pages, sizeof(struct page *), in videobuf_dma_init_user_locked()
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/OK3568_Linux_fs/kernel/fs/iomap/
H A Dswapfile.c19 unsigned long nr_pages; /* number of pages collected */ member
32 unsigned long nr_pages; in iomap_swapfile_add_extent() local
39 if (unlikely(isi->nr_pages >= isi->sis->max)) in iomap_swapfile_add_extent()
41 max_pages = isi->sis->max - isi->nr_pages; in iomap_swapfile_add_extent()
54 nr_pages = next_ppage - first_ppage; in iomap_swapfile_add_extent()
55 nr_pages = min(nr_pages, max_pages); in iomap_swapfile_add_extent()
71 error = add_swap_extent(isi->sis, isi->nr_pages, nr_pages, first_ppage); in iomap_swapfile_add_extent()
75 isi->nr_pages += nr_pages; in iomap_swapfile_add_extent()
184 if (isi.nr_pages == 0) { in iomap_swapfile_activate()
190 sis->max = isi.nr_pages; in iomap_swapfile_activate()
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/OK3568_Linux_fs/kernel/drivers/dma-buf/heaps/
H A Ddeferred-free-helper.c28 size_t nr_pages) in deferred_free() argument
33 item->nr_pages = nr_pages; in deferred_free()
38 list_nr_pages += nr_pages; in deferred_free()
47 size_t nr_pages; in free_one_item() local
57 nr_pages = item->nr_pages; in free_one_item()
58 list_nr_pages -= nr_pages; in free_one_item()
62 return nr_pages; in free_one_item()
67 unsigned long nr_pages; in get_freelist_nr_pages() local
71 nr_pages = list_nr_pages; in get_freelist_nr_pages()
73 return nr_pages; in get_freelist_nr_pages()
/OK3568_Linux_fs/kernel/arch/arm64/kvm/hyp/
H A Dreserved_mem.c57 u64 nr_pages, prev, hyp_mem_pages = 0; in kvm_hyp_reserve() local
82 nr_pages = 0; in kvm_hyp_reserve()
84 prev = nr_pages; in kvm_hyp_reserve()
85 nr_pages = hyp_mem_pages + prev; in kvm_hyp_reserve()
86 nr_pages = DIV_ROUND_UP(nr_pages * sizeof(struct hyp_page), PAGE_SIZE); in kvm_hyp_reserve()
87 nr_pages += __hyp_pgtable_max_pages(nr_pages); in kvm_hyp_reserve()
88 } while (nr_pages != prev); in kvm_hyp_reserve()
89 hyp_mem_pages += nr_pages; in kvm_hyp_reserve()
/OK3568_Linux_fs/kernel/drivers/xen/
H A Dballoon.c402 static enum bp_state increase_reservation(unsigned long nr_pages) in increase_reservation() argument
408 if (nr_pages > ARRAY_SIZE(frame_list)) in increase_reservation()
409 nr_pages = ARRAY_SIZE(frame_list); in increase_reservation()
412 for (i = 0; i < nr_pages; i++) { in increase_reservation()
414 nr_pages = i; in increase_reservation()
422 rc = xenmem_reservation_increase(nr_pages, frame_list); in increase_reservation()
441 static enum bp_state decrease_reservation(unsigned long nr_pages, gfp_t gfp) in decrease_reservation() argument
449 if (nr_pages > ARRAY_SIZE(frame_list)) in decrease_reservation()
450 nr_pages = ARRAY_SIZE(frame_list); in decrease_reservation()
452 for (i = 0; i < nr_pages; i++) { in decrease_reservation()
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/OK3568_Linux_fs/kernel/include/trace/hooks/
H A Dmemory.h15 TP_PROTO(unsigned long addr, int nr_pages),
16 TP_ARGS(addr, nr_pages));
19 TP_PROTO(unsigned long addr, int nr_pages),
20 TP_ARGS(addr, nr_pages));
23 TP_PROTO(unsigned long addr, int nr_pages),
24 TP_ARGS(addr, nr_pages));
27 TP_PROTO(unsigned long addr, int nr_pages),
28 TP_ARGS(addr, nr_pages));
/OK3568_Linux_fs/kernel/drivers/gpu/arm/midgard/
H A Dmali_kbase_mem_pool.c84 struct list_head *page_list, size_t nr_pages) in kbase_mem_pool_add_list_locked() argument
89 pool->cur_size += nr_pages; in kbase_mem_pool_add_list_locked()
91 pool_dbg(pool, "added %zu pages\n", nr_pages); in kbase_mem_pool_add_list_locked()
95 struct list_head *page_list, size_t nr_pages) in kbase_mem_pool_add_list() argument
98 kbase_mem_pool_add_list_locked(pool, page_list, nr_pages); in kbase_mem_pool_add_list()
441 int kbase_mem_pool_alloc_pages(struct kbase_mem_pool *pool, size_t nr_pages, in kbase_mem_pool_alloc_pages() argument
449 pool_dbg(pool, "alloc_pages(%zu):\n", nr_pages); in kbase_mem_pool_alloc_pages()
453 nr_from_pool = min(nr_pages, kbase_mem_pool_size(pool)); in kbase_mem_pool_alloc_pages()
460 if (i != nr_pages && pool->next_pool) { in kbase_mem_pool_alloc_pages()
463 nr_pages - i, pages + i); in kbase_mem_pool_alloc_pages()
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H A Dmali_kbase_mem.c133 struct kbase_context *kctx, u64 start_pfn, size_t nr_pages) in kbase_region_tracker_find_region_enclosing_range_free() argument
139 u64 end_pfn = start_pfn + nr_pages; in kbase_region_tracker_find_region_enclosing_range_free()
150 tmp_end_pfn = reg->start_pfn + reg->nr_pages; in kbase_region_tracker_find_region_enclosing_range_free()
186 tmp_end_pfn = reg->start_pfn + reg->nr_pages; in kbase_region_tracker_find_region_enclosing_address()
236 …g_reqs(struct kbase_context *kctx, struct kbase_va_region *reg_reqs, size_t nr_pages, size_t align) in kbase_region_tracker_find_region_meeting_reqs() argument
251 if ((reg->nr_pages >= nr_pages) && in kbase_region_tracker_find_region_meeting_reqs()
257 (start_pfn <= (reg->start_pfn + reg->nr_pages - 1)) && in kbase_region_tracker_find_region_meeting_reqs()
258 ((start_pfn + nr_pages - 1) <= (reg->start_pfn + reg->nr_pages - 1))) in kbase_region_tracker_find_region_meeting_reqs()
298 prev->nr_pages += reg->nr_pages; in kbase_remove_va_region()
315 next->nr_pages += reg->nr_pages; in kbase_remove_va_region()
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/OK3568_Linux_fs/kernel/arch/arm64/kvm/hyp/nvhe/
H A Dsetup.c33 unsigned long vstart, vend, nr_pages; in divide_memory_pool() local
38 nr_pages = (vend - vstart) >> PAGE_SHIFT; in divide_memory_pool()
39 vmemmap_base = hyp_early_alloc_contig(nr_pages); in divide_memory_pool()
43 nr_pages = hyp_s1_pgtable_pages(); in divide_memory_pool()
44 hyp_pgt_base = hyp_early_alloc_contig(nr_pages); in divide_memory_pool()
48 nr_pages = host_s2_mem_pgtable_pages(); in divide_memory_pool()
49 host_s2_mem_pgt_base = hyp_early_alloc_contig(nr_pages); in divide_memory_pool()
53 nr_pages = host_s2_dev_pgtable_pages(); in divide_memory_pool()
54 host_s2_dev_pgt_base = hyp_early_alloc_contig(nr_pages); in divide_memory_pool()
150 unsigned long nr_pages, reserved_pages, pfn; in __pkvm_init_finalise() local
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/OK3568_Linux_fs/kernel/arch/powerpc/platforms/powernv/
H A Dmemtrace.c72 unsigned long nr_pages) in memtrace_clear_range() argument
81 for (pfn = start_pfn; pfn < start_pfn + nr_pages; pfn++) { in memtrace_clear_range()
89 static bool memtrace_offline_pages(u32 nid, u64 start_pfn, u64 nr_pages) in memtrace_offline_pages() argument
92 const unsigned long size = PFN_PHYS(nr_pages); in memtrace_offline_pages()
100 if (offline_pages(start_pfn, nr_pages)) { in memtrace_offline_pages()
115 u64 start_pfn, end_pfn, nr_pages, pfn; in memtrace_alloc_node() local
124 nr_pages = size >> PAGE_SHIFT; in memtrace_alloc_node()
127 end_pfn = round_down(end_pfn - nr_pages, nr_pages); in memtrace_alloc_node()
130 for (base_pfn = end_pfn; base_pfn > start_pfn; base_pfn -= nr_pages) { in memtrace_alloc_node()
131 if (memtrace_offline_pages(nid, base_pfn, nr_pages) == true) { in memtrace_alloc_node()
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/OK3568_Linux_fs/kernel/tools/testing/selftests/vm/
H A Duserfaultfd.c64 static unsigned long nr_cpus, nr_pages, nr_pages_per_cpu, page_size; variable
206 if (madvise(rel_area, nr_pages * page_size, MADV_DONTNEED)) in anon_release_pages()
212 *alloc_area = mmap(NULL, nr_pages * page_size, PROT_READ | PROT_WRITE, in anon_allocate_area()
225 rel_area == huge_fd_off0 ? 0 : nr_pages * page_size, in hugetlb_release_pages()
226 nr_pages * page_size)) in hugetlb_release_pages()
235 *alloc_area = mmap(NULL, nr_pages * page_size, PROT_READ | PROT_WRITE, in hugetlb_allocate_area()
239 nr_pages * page_size); in hugetlb_allocate_area()
244 area_alias = mmap(NULL, nr_pages * page_size, PROT_READ | PROT_WRITE, in hugetlb_allocate_area()
247 nr_pages * page_size); in hugetlb_allocate_area()
278 if (madvise(rel_area, nr_pages * page_size, MADV_REMOVE)) in shmem_release_pages()
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/OK3568_Linux_fs/kernel/net/rds/
H A Dinfo.c163 unsigned long nr_pages = 0; in rds_info_getsockopt() local
187 nr_pages = (PAGE_ALIGN(start + len) - (start & PAGE_MASK)) in rds_info_getsockopt()
190 pages = kmalloc_array(nr_pages, sizeof(struct page *), GFP_KERNEL); in rds_info_getsockopt()
195 ret = pin_user_pages_fast(start, nr_pages, FOLL_WRITE, pages); in rds_info_getsockopt()
196 if (ret != nr_pages) { in rds_info_getsockopt()
198 nr_pages = ret; in rds_info_getsockopt()
200 nr_pages = 0; in rds_info_getsockopt()
205 rdsdebug("len %d nr_pages %lu\n", len, nr_pages); in rds_info_getsockopt()
238 unpin_user_pages(pages, nr_pages); in rds_info_getsockopt()

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