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Searched refs:start_pfn (Results 1 – 25 of 76) sorted by relevance

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/linux/mm/
H A Dmm_init.c317 unsigned long start_pfn, end_pfn; in early_calculate_totalpages() local
320 for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) { in early_calculate_totalpages()
321 unsigned long pages = end_pfn - start_pfn; in early_calculate_totalpages()
479 unsigned long start_pfn, end_pfn; in find_zone_movable_pfns_for_nodes() local
497 for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) { in find_zone_movable_pfns_for_nodes()
500 start_pfn = max(start_pfn, zone_movable_pfn[nid]); in find_zone_movable_pfns_for_nodes()
501 if (start_pfn >= end_pfn) in find_zone_movable_pfns_for_nodes()
505 if (start_pfn < usable_startpfn) { in find_zone_movable_pfns_for_nodes()
508 - start_pfn; in find_zone_movable_pfns_for_nodes()
527 start_pfn = usable_startpfn; in find_zone_movable_pfns_for_nodes()
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H A Dmemory_hotplug.c435 unsigned long start_pfn, in find_smallest_section_pfn() argument
438 for (; start_pfn < end_pfn; start_pfn += PAGES_PER_SUBSECTION) { in find_smallest_section_pfn()
439 if (unlikely(!pfn_to_online_page(start_pfn))) in find_smallest_section_pfn()
442 if (unlikely(pfn_to_nid(start_pfn) != nid)) in find_smallest_section_pfn()
445 if (zone != page_zone(pfn_to_page(start_pfn))) in find_smallest_section_pfn()
448 return start_pfn; in find_smallest_section_pfn()
456 unsigned long start_pfn, in find_biggest_section_pfn() argument
463 for (; pfn >= start_pfn; pfn -= PAGES_PER_SUBSECTION) { in find_biggest_section_pfn()
479 static void shrink_zone_span(struct zone *zone, unsigned long start_pfn, in shrink_zone_span() argument
485 if (zone->zone_start_pfn == start_pfn) { in shrink_zone_span()
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H A Dshuffle.c83 unsigned long start_pfn = z->zone_start_pfn; in __shuffle_zone() local
89 start_pfn = ALIGN(start_pfn, order_pages); in __shuffle_zone()
90 for (i = start_pfn; i < end_pfn; i += order_pages) { in __shuffle_zone()
H A Dcompaction.c211 static unsigned long skip_offline_sections(unsigned long start_pfn) in skip_offline_sections() argument
213 unsigned long start_nr = pfn_to_section_nr(start_pfn); in skip_offline_sections()
231 static unsigned long skip_offline_sections_reverse(unsigned long start_pfn) in skip_offline_sections_reverse() argument
233 unsigned long start_nr = pfn_to_section_nr(start_pfn); in skip_offline_sections_reverse()
246 static unsigned long skip_offline_sections(unsigned long start_pfn) in skip_offline_sections() argument
251 static unsigned long skip_offline_sections_reverse(unsigned long start_pfn) in skip_offline_sections_reverse() argument
557 unsigned long *start_pfn, in isolate_freepages_block() argument
567 unsigned long blockpfn = *start_pfn; in isolate_freepages_block()
660 trace_mm_compaction_isolate_freepages(*start_pfn, blockpfn, in isolate_freepages_block()
664 *start_pfn = blockpfn; in isolate_freepages_block()
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H A Dpage_alloc.c583 unsigned long sp, start_pfn; in page_outside_zone_boundaries() local
587 start_pfn = zone->zone_start_pfn; in page_outside_zone_boundaries()
595 start_pfn, start_pfn + sp); in page_outside_zone_boundaries()
1658 struct page *__pageblock_pfn_to_page(unsigned long start_pfn, in __pageblock_pfn_to_page() argument
1670 start_page = pfn_to_online_page(start_pfn); in __pageblock_pfn_to_page()
1940 static int __move_freepages_block(struct zone *zone, unsigned long start_pfn, in __move_freepages_block() argument
1948 VM_WARN_ON(start_pfn & (pageblock_nr_pages - 1)); in __move_freepages_block()
1949 end_pfn = pageblock_end_pfn(start_pfn); in __move_freepages_block()
1951 for (pfn = start_pfn; pfn < end_pfn;) { in __move_freepages_block()
1974 unsigned long *start_pfn, in prep_move_freepages_block() argument
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H A Dutil.c1329 remap_pfn_range_prepare(desc, action->remap.start_pfn); in mmap_action_prepare()
1332 io_remap_pfn_range_prepare(desc, action->remap.start_pfn, in mmap_action_prepare()
1358 action->remap.start_pfn, action->remap.size, in mmap_action_complete()
1363 action->remap.start_pfn, action->remap.size, in mmap_action_complete()
1453 const unsigned long start_pfn = page_to_pfn(page); in page_range_contiguous() local
1454 const unsigned long end_pfn = start_pfn + nr_pages; in page_range_contiguous()
1463 for (pfn = ALIGN(start_pfn, PAGES_PER_SECTION); in page_range_contiguous()
1465 if (unlikely(page + (pfn - start_pfn) != pfn_to_page(pfn))) in page_range_contiguous()
/linux/arch/x86/xen/
H A Dsetup.c83 static void __init xen_del_extra_mem(unsigned long start_pfn, in xen_del_extra_mem() argument
90 start_r = xen_extra_mem[i].start_pfn; in xen_del_extra_mem()
94 if (start_r == start_pfn) { in xen_del_extra_mem()
96 xen_extra_mem[i].start_pfn += n_pfns; in xen_del_extra_mem()
101 if (start_r + size_r == start_pfn + n_pfns) { in xen_del_extra_mem()
107 if (start_pfn > start_r && start_pfn < start_r + size_r) { in xen_del_extra_mem()
108 BUG_ON(start_pfn + n_pfns > start_r + size_r); in xen_del_extra_mem()
109 xen_extra_mem[i].n_pfns = start_pfn - start_r; in xen_del_extra_mem()
111 xen_add_extra_mem(start_pfn + n_pfns, start_r + size_r - in xen_del_extra_mem()
112 (start_pfn + n_pfns)); in xen_del_extra_mem()
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H A Denlighten.c414 void __init xen_add_extra_mem(unsigned long start_pfn, unsigned long n_pfns) in xen_add_extra_mem() argument
425 xen_extra_mem[i].start_pfn = start_pfn; in xen_add_extra_mem()
430 if (xen_extra_mem[i].start_pfn + xen_extra_mem[i].n_pfns == in xen_add_extra_mem()
431 start_pfn) { in xen_add_extra_mem()
439 memblock_reserve(PFN_PHYS(start_pfn), PFN_PHYS(n_pfns)); in xen_add_extra_mem()
462 pfn_to_page(xen_extra_mem[i].start_pfn + j); in arch_xen_unpopulated_init()
/linux/include/trace/events/
H A Dpage_isolation.h13 unsigned long start_pfn,
17 TP_ARGS(start_pfn, end_pfn, fin_pfn),
20 __field(unsigned long, start_pfn)
26 __entry->start_pfn = start_pfn;
32 __entry->start_pfn, __entry->end_pfn, __entry->fin_pfn,
H A Dcompaction.h17 unsigned long start_pfn,
22 TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken),
25 __field(unsigned long, start_pfn)
32 __entry->start_pfn = start_pfn;
39 __entry->start_pfn,
48 unsigned long start_pfn,
53 TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
59 unsigned long start_pfn,
64 TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken)
70 unsigned long start_pfn,
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/linux/arch/x86/mm/
H A Dinit.c328 unsigned long start_pfn, unsigned long end_pfn, in save_mr() argument
331 if (start_pfn < end_pfn) { in save_mr()
334 mr[nr_range].start = start_pfn<<PAGE_SHIFT; in save_mr()
406 unsigned long start_pfn, end_pfn, limit_pfn; in split_mem_range() local
413 pfn = start_pfn = PFN_DOWN(start); in split_mem_range()
430 if (start_pfn < end_pfn) { in split_mem_range()
431 nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0); in split_mem_range()
436 start_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE)); in split_mem_range()
445 if (start_pfn < end_pfn) { in split_mem_range()
446 nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, in split_mem_range()
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/linux/arch/powerpc/platforms/powernv/
H A Dmemtrace.c98 unsigned long pfn, start_pfn; in memtrace_alloc_node() local
109 start_pfn = page_to_pfn(page); in memtrace_alloc_node()
115 flush_dcache_range_chunked((unsigned long)pfn_to_kaddr(start_pfn), in memtrace_alloc_node()
116 (unsigned long)pfn_to_kaddr(start_pfn + nr_pages), in memtrace_alloc_node()
123 for (pfn = start_pfn; pfn < start_pfn + nr_pages; pfn++) in memtrace_alloc_node()
126 arch_remove_linear_mapping(PFN_PHYS(start_pfn), size); in memtrace_alloc_node()
128 return PFN_PHYS(start_pfn); in memtrace_alloc_node()
202 const unsigned long start_pfn = PHYS_PFN(start); in memtrace_free() local
210 for (pfn = start_pfn; pfn < start_pfn + nr_pages; pfn++) in memtrace_free()
213 free_contig_range(start_pfn, nr_pages); in memtrace_free()
/linux/arch/sh/mm/
H A Dnuma.c25 unsigned long start_pfn, end_pfn; in setup_bootmem_node() local
30 start_pfn = PFN_DOWN(start); in setup_bootmem_node()
38 __add_active_range(nid, start_pfn, end_pfn); in setup_bootmem_node()
48 NODE_DATA(nid)->node_start_pfn = start_pfn; in setup_bootmem_node()
49 NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; in setup_bootmem_node()
/linux/drivers/base/
H A Dmemory.c226 unsigned long start_pfn = section_nr_to_pfn(mem->start_section_nr); in memory_block_online() local
236 start_pfn, nr_pages); in memory_block_online()
250 ret = mhp_init_memmap_on_memory(start_pfn, nr_vmemmap_pages, zone); in memory_block_online()
255 ret = online_pages(start_pfn + nr_vmemmap_pages, in memory_block_online()
259 mhp_deinit_memmap_on_memory(start_pfn, nr_vmemmap_pages); in memory_block_online()
268 adjust_present_page_count(pfn_to_page(start_pfn), mem->group, in memory_block_online()
282 unsigned long start_pfn = section_nr_to_pfn(mem->start_section_nr); in memory_block_offline() local
299 adjust_present_page_count(pfn_to_page(start_pfn), mem->group, in memory_block_offline()
302 ret = offline_pages(start_pfn + nr_vmemmap_pages, in memory_block_offline()
307 adjust_present_page_count(pfn_to_page(start_pfn), in memory_block_offline()
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H A Darch_numa.c195 static void __init setup_node_data(int nid, u64 start_pfn, u64 end_pfn) in setup_node_data() argument
197 if (start_pfn >= end_pfn) in setup_node_data()
203 NODE_DATA(nid)->node_start_pfn = start_pfn; in setup_node_data()
204 NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; in setup_node_data()
217 unsigned long start_pfn, end_pfn; in numa_register_nodes() local
219 get_pfn_range_for_nid(nid, &start_pfn, &end_pfn); in numa_register_nodes()
220 setup_node_data(nid, start_pfn, end_pfn); in numa_register_nodes()
/linux/arch/s390/mm/
H A Dinit.c242 mem_data.start = arg->start_pfn << PAGE_SHIFT; in s390_cma_mem_notifier()
264 unsigned long start_pfn = PFN_DOWN(start); in arch_add_memory() local
276 rc = __add_pages(nid, start_pfn, size_pages, params); in arch_add_memory()
284 unsigned long start_pfn = start >> PAGE_SHIFT; in arch_remove_memory() local
287 __remove_pages(start_pfn, nr_pages, altmap); in arch_remove_memory()
/linux/arch/loongarch/mm/
H A Dinit.c83 unsigned long start_pfn = start >> PAGE_SHIFT; in arch_add_memory() local
87 ret = __add_pages(nid, start_pfn, nr_pages, params); in arch_add_memory()
98 unsigned long start_pfn = start >> PAGE_SHIFT; in arch_remove_memory() local
100 struct page *page = pfn_to_page(start_pfn); in arch_remove_memory()
105 __remove_pages(start_pfn, nr_pages, altmap); in arch_remove_memory()
/linux/drivers/xen/
H A Dballoon.c347 unsigned long start_pfn = page_to_pfn(page); in xen_online_page() local
350 pr_debug("Online %lu pages starting at pfn 0x%lx\n", size, start_pfn); in xen_online_page()
353 p = pfn_to_page(start_pfn + i); in xen_online_page()
684 unsigned long start_pfn, pages; in balloon_add_regions() local
693 start_pfn = xen_extra_mem[i].start_pfn; in balloon_add_regions()
700 extra_pfn_end = min(max_pfn, start_pfn + pages); in balloon_add_regions()
702 for (pfn = start_pfn; pfn < extra_pfn_end; pfn++) in balloon_add_regions()
711 pages = extra_pfn_end - start_pfn; in balloon_add_regions()
/linux/arch/sh/kernel/
H A Dsetup.c193 void __init __add_active_range(unsigned int nid, unsigned long start_pfn, in __add_active_range() argument
201 start = start_pfn << PAGE_SHIFT; in __add_active_range()
211 start_pfn, end_pfn); in __add_active_range()
235 memblock_set_node(PFN_PHYS(start_pfn), PFN_PHYS(end_pfn - start_pfn), in __add_active_range()
/linux/arch/x86/platform/efi/
H A Defi_32.c38 u64 start_pfn, end_pfn, end; in efi_map_region() local
42 start_pfn = PFN_DOWN(md->phys_addr); in efi_map_region()
47 if (pfn_range_is_mapped(start_pfn, end_pfn)) { in efi_map_region()
/linux/kernel/liveupdate/
H A Dkexec_handover.c288 const unsigned long start_pfn = PHYS_PFN(phys); in kho_restore_pages() local
289 const unsigned long end_pfn = start_pfn + nr_pages; in kho_restore_pages()
290 unsigned long pfn = start_pfn; in kho_restore_pages()
302 return pfn_to_page(start_pfn); in kho_restore_pages()
835 const unsigned long start_pfn = page_to_pfn(page); in kho_preserve_pages() local
836 const unsigned long end_pfn = start_pfn + nr_pages; in kho_preserve_pages()
837 unsigned long pfn = start_pfn; in kho_preserve_pages()
841 if (WARN_ON(kho_scratch_overlap(start_pfn << PAGE_SHIFT, in kho_preserve_pages()
860 __kho_unpreserve(track, start_pfn, failed_pfn); in kho_preserve_pages()
879 const unsigned long start_pfn = page_to_pfn(page); in kho_unpreserve_pages() local
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/linux/kernel/dma/
H A Ddirect.c568 unsigned long start_pfn) in dma_find_range() argument
575 if (start_pfn >= cpu_start_pfn && in dma_find_range()
576 start_pfn - cpu_start_pfn < PFN_DOWN(m->size)) in dma_find_range()
588 static int check_ram_in_range_map(unsigned long start_pfn, in check_ram_in_range_map() argument
591 unsigned long end_pfn = start_pfn + nr_pages; in check_ram_in_range_map()
594 while (start_pfn < end_pfn) { in check_ram_in_range_map()
597 bdr = dma_find_range(dev, start_pfn); in check_ram_in_range_map()
601 start_pfn = PFN_DOWN(bdr->cpu_start) + PFN_DOWN(bdr->size); in check_ram_in_range_map()
/linux/arch/loongarch/kernel/
H A Dnuma.c145 unsigned long start_pfn, end_pfn; in node_mem_init() local
152 get_pfn_range_for_nid(node, &start_pfn, &end_pfn); in node_mem_init()
154 node, start_pfn, end_pfn); in node_mem_init()
/linux/include/asm-generic/
H A Dmemory_model.h35 #define for_each_valid_pfn(pfn, start_pfn, end_pfn) \ argument
36 for ((pfn) = max_t(unsigned long, (start_pfn), ARCH_PFN_OFFSET); \
/linux/drivers/virt/acrn/
H A Dmm.c179 unsigned long start_pfn, cur_pfn; in acrn_vm_ram_map() local
199 start_pfn = cur_pfn; in acrn_vm_ram_map()
218 if (cur_pfn != start_pfn + i) { in acrn_vm_ram_map()
232 PFN_PHYS(start_pfn), memmap->len, in acrn_vm_ram_map()

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