Home
last modified time | relevance | path

Searched refs:start_pfn (Results 1 – 25 of 96) sorted by relevance

1234

/Linux-v5.4/mm/
Dmemory_hotplug.c166 static void register_page_bootmem_info_section(unsigned long start_pfn) in register_page_bootmem_info_section() argument
173 section_nr = pfn_to_section_nr(start_pfn); in register_page_bootmem_info_section()
201 static void register_page_bootmem_info_section(unsigned long start_pfn) in register_page_bootmem_info_section() argument
208 section_nr = pfn_to_section_nr(start_pfn); in register_page_bootmem_info_section()
330 unsigned long start_pfn, in find_smallest_section_pfn() argument
333 for (; start_pfn < end_pfn; start_pfn += PAGES_PER_SUBSECTION) { in find_smallest_section_pfn()
334 if (unlikely(!pfn_to_online_page(start_pfn))) in find_smallest_section_pfn()
337 if (unlikely(pfn_to_nid(start_pfn) != nid)) in find_smallest_section_pfn()
340 if (zone && zone != page_zone(pfn_to_page(start_pfn))) in find_smallest_section_pfn()
343 return start_pfn; in find_smallest_section_pfn()
[all …]
Dpage_isolation.c39 arg.start_pfn = pfn; in set_migratetype_isolate()
193 int start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn, in start_isolate_page_range() argument
201 BUG_ON(!IS_ALIGNED(start_pfn, pageblock_nr_pages)); in start_isolate_page_range()
204 for (pfn = start_pfn; in start_isolate_page_range()
218 for (pfn = start_pfn; in start_isolate_page_range()
233 void undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn, in undo_isolate_page_range() argument
239 BUG_ON(!IS_ALIGNED(start_pfn, pageblock_nr_pages)); in undo_isolate_page_range()
242 for (pfn = start_pfn; in undo_isolate_page_range()
288 int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn, in test_pages_isolated() argument
300 for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) { in test_pages_isolated()
[all …]
Dpage_ext.c286 static int __meminit online_page_ext(unsigned long start_pfn, in online_page_ext() argument
293 start = SECTION_ALIGN_DOWN(start_pfn); in online_page_ext()
294 end = SECTION_ALIGN_UP(start_pfn + nr_pages); in online_page_ext()
302 nid = pfn_to_nid(start_pfn); in online_page_ext()
321 static int __meminit offline_page_ext(unsigned long start_pfn, in offline_page_ext() argument
326 start = SECTION_ALIGN_DOWN(start_pfn); in offline_page_ext()
327 end = SECTION_ALIGN_UP(start_pfn + nr_pages); in offline_page_ext()
343 ret = online_page_ext(mn->start_pfn, in page_ext_callback()
347 offline_page_ext(mn->start_pfn, in page_ext_callback()
351 offline_page_ext(mn->start_pfn, in page_ext_callback()
[all …]
Dsparse.c156 void __meminit mminit_validate_memmodel_limits(unsigned long *start_pfn, in mminit_validate_memmodel_limits() argument
165 if (*start_pfn > max_sparsemem_pfn) { in mminit_validate_memmodel_limits()
168 *start_pfn, *end_pfn, max_sparsemem_pfn); in mminit_validate_memmodel_limits()
170 *start_pfn = max_sparsemem_pfn; in mminit_validate_memmodel_limits()
175 *start_pfn, *end_pfn, max_sparsemem_pfn); in mminit_validate_memmodel_limits()
609 void online_mem_sections(unsigned long start_pfn, unsigned long end_pfn) in online_mem_sections() argument
613 for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) { in online_mem_sections()
628 void offline_mem_sections(unsigned long start_pfn, unsigned long end_pfn) in offline_mem_sections() argument
632 for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) { in offline_mem_sections()
860 int __meminit sparse_add_section(int nid, unsigned long start_pfn, in sparse_add_section() argument
[all …]
Dpage_alloc.c566 unsigned long sp, start_pfn; in page_outside_zone_boundaries() local
570 start_pfn = zone->zone_start_pfn; in page_outside_zone_boundaries()
579 start_pfn, start_pfn + sp); in page_outside_zone_boundaries()
1399 unsigned long start_pfn = PFN_DOWN(start); in reserve_bootmem_region() local
1402 for (; start_pfn < end_pfn; start_pfn++) { in reserve_bootmem_region()
1403 if (pfn_valid(start_pfn)) { in reserve_bootmem_region()
1404 struct page *page = pfn_to_page(start_pfn); in reserve_bootmem_region()
1406 init_reserved_page(start_pfn); in reserve_bootmem_region()
1522 struct page *__pageblock_pfn_to_page(unsigned long start_pfn, in __pageblock_pfn_to_page() argument
1531 if (!pfn_valid(start_pfn) || !pfn_valid(end_pfn)) in __pageblock_pfn_to_page()
[all …]
Dinternal.h147 extern struct page *__pageblock_pfn_to_page(unsigned long start_pfn,
150 static inline struct page *pageblock_pfn_to_page(unsigned long start_pfn, in pageblock_pfn_to_page() argument
154 return pfn_to_page(start_pfn); in pageblock_pfn_to_page()
156 return __pageblock_pfn_to_page(start_pfn, end_pfn, zone); in pageblock_pfn_to_page()
219 unsigned long start_pfn, unsigned long end_pfn);
441 extern void mminit_validate_memmodel_limits(unsigned long *start_pfn,
444 static inline void mminit_validate_memmodel_limits(unsigned long *start_pfn, in mminit_validate_memmodel_limits() argument
/Linux-v5.4/arch/mips/loongson64/loongson-3/
Dnuma.c123 u64 node_id, node_psize, start_pfn, end_pfn, mem_start, mem_size; in szmem() local
137 start_pfn = ((node_id << 44) + mem_start) >> PAGE_SHIFT; in szmem()
139 end_pfn = start_pfn + node_psize; in szmem()
144 start_pfn, end_pfn, num_physpages); in szmem()
145 memblock_add_node(PFN_PHYS(start_pfn), in szmem()
146 PFN_PHYS(end_pfn - start_pfn), node); in szmem()
149 start_pfn = ((node_id << 44) + mem_start) >> PAGE_SHIFT; in szmem()
151 end_pfn = start_pfn + node_psize; in szmem()
156 start_pfn, end_pfn, num_physpages); in szmem()
157 memblock_add_node(PFN_PHYS(start_pfn), in szmem()
[all …]
/Linux-v5.4/arch/x86/mm/
Dinit.c262 unsigned long start_pfn, unsigned long end_pfn, in save_mr() argument
265 if (start_pfn < end_pfn) { in save_mr()
268 mr[nr_range].start = start_pfn<<PAGE_SHIFT; in save_mr()
340 unsigned long start_pfn, end_pfn, limit_pfn; in split_mem_range() local
347 pfn = start_pfn = PFN_DOWN(start); in split_mem_range()
364 if (start_pfn < end_pfn) { in split_mem_range()
365 nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0); in split_mem_range()
370 start_pfn = round_up(pfn, PFN_DOWN(PMD_SIZE)); in split_mem_range()
379 if (start_pfn < end_pfn) { in split_mem_range()
380 nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, in split_mem_range()
[all …]
/Linux-v5.4/arch/sparc/mm/
Dinit_32.c66 unsigned long start_pfn = sp_banks[i].base_addr >> PAGE_SHIFT; in calc_highpages() local
72 if (start_pfn < max_low_pfn) in calc_highpages()
73 start_pfn = max_low_pfn; in calc_highpages()
75 nr += end_pfn - start_pfn; in calc_highpages()
135 unsigned long start_pfn, bytes_avail, size; in bootmem_init() local
173 start_pfn = (unsigned long)__pa(PAGE_ALIGN((unsigned long) &_end)); in bootmem_init()
176 start_pfn >>= PAGE_SHIFT; in bootmem_init()
194 size = (start_pfn << PAGE_SHIFT) - phys_base; in bootmem_init()
233 static void map_high_region(unsigned long start_pfn, unsigned long end_pfn) in map_high_region() argument
238 printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn); in map_high_region()
[all …]
/Linux-v5.4/arch/x86/xen/
Dsetup.c94 static void __init xen_add_extra_mem(unsigned long start_pfn, in xen_add_extra_mem() argument
106 xen_extra_mem[i].start_pfn = start_pfn; in xen_add_extra_mem()
111 if (xen_extra_mem[i].start_pfn + xen_extra_mem[i].n_pfns == in xen_add_extra_mem()
112 start_pfn) { in xen_add_extra_mem()
120 memblock_reserve(PFN_PHYS(start_pfn), PFN_PHYS(n_pfns)); in xen_add_extra_mem()
123 static void __init xen_del_extra_mem(unsigned long start_pfn, in xen_del_extra_mem() argument
130 start_r = xen_extra_mem[i].start_pfn; in xen_del_extra_mem()
134 if (start_r == start_pfn) { in xen_del_extra_mem()
136 xen_extra_mem[i].start_pfn += n_pfns; in xen_del_extra_mem()
141 if (start_r + size_r == start_pfn + n_pfns) { in xen_del_extra_mem()
[all …]
/Linux-v5.4/include/trace/events/
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,
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)
/Linux-v5.4/arch/alpha/mm/
Dnuma.c50 i, cluster->usage, cluster->start_pfn, in show_mem_layout()
51 cluster->start_pfn + cluster->numpages); in show_mem_layout()
86 start = cluster->start_pfn; in setup_memory_node()
97 i, cluster->usage, cluster->start_pfn, in setup_memory_node()
98 cluster->start_pfn + cluster->numpages); in setup_memory_node()
219 unsigned long start_pfn = NODE_DATA(nid)->node_start_pfn; in paging_init() local
220 unsigned long end_pfn = start_pfn + NODE_DATA(nid)->node_present_pages; in paging_init()
222 if (dma_local_pfn >= end_pfn - start_pfn) in paging_init()
223 zones_size[ZONE_DMA] = end_pfn - start_pfn; in paging_init()
226 zones_size[ZONE_NORMAL] = (end_pfn - start_pfn) - dma_local_pfn; in paging_init()
[all …]
/Linux-v5.4/arch/sh/mm/
Dinit.c201 unsigned long start_pfn, end_pfn; in allocate_pgdat() local
203 get_pfn_range_for_nid(nid, &start_pfn, &end_pfn); in allocate_pgdat()
214 NODE_DATA(nid)->node_start_pfn = start_pfn; in allocate_pgdat()
215 NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; in allocate_pgdat()
224 unsigned long start_pfn, end_pfn; in do_init_bootmem() local
225 start_pfn = memblock_region_memory_base_pfn(reg); in do_init_bootmem()
227 __add_active_range(0, start_pfn, end_pfn); in do_init_bootmem()
247 unsigned long start_pfn; in early_reserve_mem() local
255 start_pfn = PFN_UP(__pa(_end)); in early_reserve_mem()
263 memblock_reserve(start, (PFN_PHYS(start_pfn) + PAGE_SIZE - 1) - start); in early_reserve_mem()
[all …]
Dnuma.c28 unsigned long start_pfn, end_pfn; in setup_bootmem_node() local
33 start_pfn = PFN_DOWN(start); in setup_bootmem_node()
41 __add_active_range(nid, start_pfn, end_pfn); in setup_bootmem_node()
51 NODE_DATA(nid)->node_start_pfn = start_pfn; in setup_bootmem_node()
52 NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; in setup_bootmem_node()
/Linux-v5.4/include/linux/
Dmemory_hotplug.h98 extern int test_pages_in_a_zone(unsigned long start_pfn, unsigned long end_pfn,
100 extern unsigned long __offline_isolated_pages(unsigned long start_pfn,
128 extern void __remove_pages(struct zone *zone, unsigned long start_pfn,
132 extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
136 static inline int add_pages(int nid, unsigned long start_pfn, in add_pages() argument
139 return __add_pages(nid, start_pfn, nr_pages, restrictions); in add_pages()
142 int add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages,
316 extern int offline_pages(unsigned long start_pfn, unsigned long nr_pages);
329 static inline int offline_pages(unsigned long start_pfn, unsigned long nr_pages) in offline_pages() argument
346 extern void move_pfn_range_to_zone(struct zone *zone, unsigned long start_pfn,
[all …]
Dnode.h102 extern int link_mem_sections(int nid, unsigned long start_pfn,
105 static inline int link_mem_sections(int nid, unsigned long start_pfn, in link_mem_sections() argument
124 unsigned long start_pfn = pgdat->node_start_pfn; in register_one_node() local
125 unsigned long end_pfn = start_pfn + pgdat->node_spanned_pages; in register_one_node()
131 error = link_mem_sections(nid, start_pfn, end_pfn); in register_one_node()
Dpage-isolation.h46 start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
54 undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
60 int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn,
/Linux-v5.4/drivers/hv/
Dhv_balloon.c432 unsigned long start_pfn; member
445 unsigned long start_pfn; member
583 if ((pfn >= gap->start_pfn) && (pfn < gap->end_pfn)) in has_pfn_is_backed()
590 static unsigned long hv_page_offline_check(unsigned long start_pfn, in hv_page_offline_check() argument
593 unsigned long pfn = start_pfn, count = 0; in hv_page_offline_check()
597 while (pfn < start_pfn + nr_pages) { in hv_page_offline_check()
604 while ((pfn >= has->start_pfn) && in hv_page_offline_check()
606 (pfn < start_pfn + nr_pages)) { in hv_page_offline_check()
643 pfn_count = hv_page_offline_check(mem->start_pfn, in hv_memory_notifier()
692 unsigned long start_pfn, unsigned long size) in hv_bring_pgs_online() argument
[all …]
/Linux-v5.4/drivers/base/
Dmemory.c191 static bool pages_correctly_probed(unsigned long start_pfn) in pages_correctly_probed() argument
193 unsigned long section_nr = pfn_to_section_nr(start_pfn); in pages_correctly_probed()
195 unsigned long pfn = start_pfn; in pages_correctly_probed()
233 unsigned long start_pfn; in memory_block_action() local
237 start_pfn = section_nr_to_pfn(start_section_nr); in memory_block_action()
241 if (!pages_correctly_probed(start_pfn)) in memory_block_action()
244 ret = online_pages(start_pfn, nr_pages, online_type); in memory_block_action()
247 ret = offline_pages(start_pfn, nr_pages); in memory_block_action()
382 static void print_allowed_zone(char *buf, int nid, unsigned long start_pfn, in print_allowed_zone() argument
388 zone = zone_for_pfn_range(online_type, nid, start_pfn, nr_pages); in print_allowed_zone()
[all …]
/Linux-v5.4/arch/parisc/mm/
Dinit.c138 if (pmem_ranges[j-1].start_pfn < in setup_bootmem()
139 pmem_ranges[j].start_pfn) { in setup_bootmem()
156 if (pmem_ranges[i].start_pfn - in setup_bootmem()
157 (pmem_ranges[i-1].start_pfn + in setup_bootmem()
162 pmem_ranges[i].start_pfn - in setup_bootmem()
163 (pmem_ranges[i-1].start_pfn + in setup_bootmem()
179 start = (pmem_ranges[i].start_pfn << PAGE_SHIFT); in setup_bootmem()
233 end_pfn = pmem_ranges[0].start_pfn + pmem_ranges[0].pages; in setup_bootmem()
236 hole_pages = pmem_ranges[i].start_pfn - end_pfn; in setup_bootmem()
238 pmem_holes[npmem_holes].start_pfn = end_pfn; in setup_bootmem()
[all …]
/Linux-v5.4/arch/s390/numa/
Dnuma.c103 unsigned long start_pfn, end_pfn; in numa_setup_memory() local
107 start_pfn = ULONG_MAX; in numa_setup_memory()
110 if (t_start < start_pfn) in numa_setup_memory()
111 start_pfn = t_start; in numa_setup_memory()
115 NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; in numa_setup_memory()
/Linux-v5.4/arch/s390/mm/
Dinit.c250 mem_data.start = arg->start_pfn << PAGE_SHIFT; in s390_cma_mem_notifier()
272 unsigned long start_pfn = PFN_DOWN(start); in arch_add_memory() local
283 rc = __add_pages(nid, start_pfn, size_pages, restrictions); in arch_add_memory()
292 unsigned long start_pfn = start >> PAGE_SHIFT; in arch_remove_memory() local
296 zone = page_zone(pfn_to_page(start_pfn)); in arch_remove_memory()
297 __remove_pages(zone, start_pfn, nr_pages, altmap); in arch_remove_memory()
/Linux-v5.4/arch/powerpc/platforms/powernv/
Dmemtrace.c71 static bool memtrace_offline_pages(u32 nid, u64 start_pfn, u64 nr_pages) in memtrace_offline_pages() argument
73 const unsigned long start = PFN_PHYS(start_pfn); in memtrace_offline_pages()
82 if (offline_pages(start_pfn, nr_pages)) { in memtrace_offline_pages()
97 u64 start_pfn, end_pfn, nr_pages, pfn; in memtrace_alloc_node() local
104 start_pfn = node_start_pfn(nid); in memtrace_alloc_node()
112 for (base_pfn = end_pfn; base_pfn > start_pfn; base_pfn -= nr_pages) { in memtrace_alloc_node()
/Linux-v5.4/arch/arm64/mm/
Dnuma.c218 static void __init setup_node_data(int nid, u64 start_pfn, u64 end_pfn) in setup_node_data() argument
225 if (start_pfn >= end_pfn) in setup_node_data()
245 NODE_DATA(nid)->node_start_pfn = start_pfn; in setup_node_data()
246 NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; in setup_node_data()
363 unsigned long start_pfn, end_pfn; in numa_register_nodes() local
365 get_pfn_range_for_nid(nid, &start_pfn, &end_pfn); in numa_register_nodes()
366 setup_node_data(nid, start_pfn, end_pfn); in numa_register_nodes()

1234