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Searched refs:pfn (Results 1 – 25 of 611) sorted by relevance

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/linux-6.15/include/linux/
H A Dpfn_t.h39 return __pfn_to_pfn_t(pfn, 0); in pfn_to_pfn_t()
49 return (pfn.val & PFN_MAP) == PFN_MAP || (pfn.val & PFN_DEV) == 0; in pfn_t_has_page()
54 return pfn.val & ~PFN_FLAGS_MASK; in pfn_t_to_pfn()
59 if (pfn_t_has_page(pfn)) in pfn_t_to_page()
60 return pfn_to_page(pfn_t_to_pfn(pfn)); in pfn_t_to_page()
66 return PFN_PHYS(pfn_t_to_pfn(pfn)); in pfn_t_to_phys()
74 static inline int pfn_t_valid(pfn_t pfn) in pfn_t_valid() argument
76 return pfn_valid(pfn_t_to_pfn(pfn)); in pfn_t_valid()
101 static inline bool pfn_t_devmap(pfn_t pfn) in pfn_t_devmap() argument
105 return (pfn.val & flags) == flags; in pfn_t_devmap()
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H A Dpageblock-flags.h60 #define pageblock_align(pfn) ALIGN((pfn), pageblock_nr_pages) argument
61 #define pageblock_aligned(pfn) IS_ALIGNED((pfn), pageblock_nr_pages) argument
62 #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages) argument
63 #define pageblock_end_pfn(pfn) ALIGN((pfn) + 1, pageblock_nr_pages) argument
69 unsigned long pfn,
74 unsigned long pfn,
/linux-6.15/arch/x86/xen/
H A Dp2m.c232 for (pfn = 0; pfn < xen_max_p2m_pfn && pfn < MAX_P2M_PFN; in xen_build_mfn_list_list()
287 unsigned long pfn; in xen_build_dynamic_phys_to_machine() local
292 for (pfn = xen_start_info->nr_pages; pfn < xen_p2m_size; pfn++) in xen_build_dynamic_phys_to_machine()
324 unsigned long pfn; in xen_rebuild_p2m_list() local
346 for (pfn = 0; pfn < xen_max_p2m_pfn; pfn += chunk) { in xen_rebuild_p2m_list()
622 unsigned long pfn; in set_phys_range_identity() local
633 for (pfn = pfn_s; pfn < pfn_e; pfn++) in set_phys_range_identity()
634 xen_p2m_addr[pfn] = IDENTITY_FRAME(pfn); in set_phys_range_identity()
821 pfn++; in xen_do_remap_nonram()
902 for (pfn = 0; pfn < xen_p2m_size; pfn++) { in p2m_dump_show()
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/linux-6.15/mm/
H A Dpage_isolation.c38 unsigned long pfn; in has_unmovable_pages() local
55 for (pfn = start_pfn; pfn < end_pfn; pfn++) { in has_unmovable_pages()
319 unsigned long pfn; in isolate_single_pageblock() local
372 for (pfn = start_pfn; pfn < boundary_pfn;) { in isolate_single_pageblock()
373 struct page *page = __first_valid_page(pfn, boundary_pfn - pfn); in isolate_single_pageblock()
430 pfn++; in isolate_single_pageblock()
486 unsigned long pfn; in start_isolate_page_range() local
578 pfn++; in __test_page_isolated_in_pageblock()
586 pfn++; in __test_page_isolated_in_pageblock()
591 return pfn; in __test_page_isolated_in_pageblock()
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H A Dpage_ext.c313 pfn &= PAGE_SECTION_MASK; in init_section_page_ext()
391 for (pfn = start; !fail && pfn < end; pfn += PAGES_PER_SECTION) in online_page_ext()
398 for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION) in online_page_ext()
399 __free_page_ext(pfn); in online_page_ext()
421 for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION) in offline_page_ext()
426 for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION) in offline_page_ext()
427 __free_page_ext(pfn); in offline_page_ext()
461 unsigned long pfn; in page_ext_init() local
477 for (pfn = start_pfn; pfn < end_pfn; in page_ext_init()
478 pfn = ALIGN(pfn + 1, PAGES_PER_SECTION)) { in page_ext_init()
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H A Dmemory_hotplug.c418 for (; pfn < end_pfn; pfn += cur_nr_pages) { in __add_pages()
421 SECTION_ALIGN_UP(pfn + 1) - pfn); in __add_pages()
509 if (pfn) in shrink_zone_span()
555 for (pfn = start_pfn; pfn < end_pfn; pfn += cur_nr_pages) { in remove_pfn_range_from_zone()
560 min(end_pfn - pfn, SECTION_ALIGN_UP(pfn + 1) - pfn); in remove_pfn_range_from_zone()
603 for (; pfn < end_pfn; pfn += cur_nr_pages) { in __remove_pages()
607 SECTION_ALIGN_UP(pfn + 1) - pfn); in __remove_pages()
671 for (pfn = start_pfn; pfn < end_pfn;) { in online_pages_range()
1013 pfn = ALIGN_DOWN(pfn, group->d.unit_pages); in auto_movable_zone_for_pfn()
1759 for (pfn = start; pfn < end; pfn++) { in scan_movable_pages()
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H A Dsparse.c198 - (pfn & ~PAGE_SECTION_MASK)); in subsection_map_init()
206 pfn += pfns; in subsection_map_init()
219 unsigned long pfn; in memory_present() local
223 for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION) { in memory_present()
633 unsigned long pfn; in online_mem_sections() local
635 for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) { in online_mem_sections()
651 unsigned long pfn; in offline_mem_sections() local
653 for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) { in offline_mem_sections()
708 pfn, nr_pages)) in clear_subsection_map()
754 kvfree(pfn_to_page(pfn)); in depopulate_section_memmap()
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H A Dmemory-failure.c88 if (pfn != -1UL) in num_poisoned_pages_sub()
745 unsigned long pfn; member
769 if (!pfn || pfn != poisoned_pfn) in check_hwpoisoned_entry()
781 unsigned long pfn; in check_hwpoisoned_pmd_entry() local
786 pfn = pmd_pfn(pmd); in check_hwpoisoned_pmd_entry()
787 if (pfn <= hwp->pfn && hwp->pfn < pfn + HPAGE_PMD_NR) { in check_hwpoisoned_pmd_entry()
788 hwpoison_vaddr = addr + ((hwp->pfn - pfn) << PAGE_SHIFT); in check_hwpoisoned_pmd_entry()
874 .pfn = pfn, in kill_accessing_process()
1588 pfn); in unmap_poisoned_folio()
2468 .pfn = pfn, in memory_failure_queue()
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H A Dpage_idle.c125 unsigned long pfn, end_pfn; in page_idle_bitmap_read() local
131 pfn = pos * BITS_PER_BYTE; in page_idle_bitmap_read()
132 if (pfn >= max_pfn) in page_idle_bitmap_read()
139 for (; pfn < end_pfn; pfn++) { in page_idle_bitmap_read()
140 bit = pfn % BITMAP_CHUNK_BITS; in page_idle_bitmap_read()
143 folio = page_idle_get_folio(pfn); in page_idle_bitmap_read()
170 unsigned long pfn, end_pfn; in page_idle_bitmap_write() local
176 pfn = pos * BITS_PER_BYTE; in page_idle_bitmap_write()
177 if (pfn >= max_pfn) in page_idle_bitmap_write()
184 for (; pfn < end_pfn; pfn++) { in page_idle_bitmap_write()
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/linux-6.15/arch/x86/include/asm/xen/
H A Dpage.h152 return pfn; in __pfn_to_mfn()
166 return pfn; in pfn_to_mfn()
186 unsigned long pfn; in mfn_to_pfn_no_overrides() local
201 return pfn; in mfn_to_pfn_no_overrides()
206 unsigned long pfn; in mfn_to_pfn() local
218 pfn = ~0; in mfn_to_pfn()
225 pfn = mfn; in mfn_to_pfn()
227 return pfn; in mfn_to_pfn()
246 return pfn; in pfn_to_gfn()
260 #define pfn_to_bfn(pfn) pfn_to_gfn(pfn) argument
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/linux-6.15/tools/testing/scatterlist/
H A Dmain.c11 unsigned *pfn; member
28 #define pfn(...) (unsigned []){ __VA_ARGS__ } macro
42 printf(" %x", test->pfn[i]); in fail()
56 { -EINVAL, 1, pfn(0), NULL, PAGE_SIZE, 0, 1 }, in main()
58 { 0, 1, pfn(0), NULL, PAGE_SIZE, sgmax, 1 }, in main()
59 { 0, 1, pfn(0), NULL, 1, sgmax, 1 }, in main()
60 { 0, 2, pfn(0, 1), NULL, 2 * PAGE_SIZE, sgmax, 1 }, in main()
64 { 0, 3, pfn(0, 1, 2), pfn(3, 4, 5), 3 * PAGE_SIZE, sgmax, 1 }, in main()
65 { 0, 3, pfn(0, 1, 2), pfn(4, 5, 6), 3 * PAGE_SIZE, sgmax, 2 }, in main()
80 { 0, 6, pfn(0, 1, 3, 4, 5, 6), pfn(7, 8, 9, 10, 11, 12), in main()
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/linux-6.15/arch/arm/xen/
H A Dp2m.c44 if (new->pfn == entry->pfn) in xen_add_phys_to_mach_entry()
47 if (new->pfn < entry->pfn) in xen_add_phys_to_mach_entry()
59 __func__, &new->pfn, &new->mfn, &entry->pfn, &entry->mfn); in xen_add_phys_to_mach_entry()
74 if (entry->pfn <= pfn && in __pfn_to_mfn()
75 entry->pfn + entry->nr_pages > pfn) { in __pfn_to_mfn()
76 unsigned long mfn = entry->mfn + (pfn - entry->pfn); in __pfn_to_mfn()
80 if (pfn < entry->pfn) in __pfn_to_mfn()
163 if (p2m_entry->pfn <= pfn && in __set_phys_to_machine_multi()
164 p2m_entry->pfn + p2m_entry->nr_pages > pfn) { in __set_phys_to_machine_multi()
170 if (pfn < p2m_entry->pfn) in __set_phys_to_machine_multi()
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/linux-6.15/include/trace/events/
H A Dksm.h137 __field(unsigned long, pfn)
144 __entry->pfn = pfn;
173 __field(unsigned long, pfn)
181 __entry->pfn = pfn;
201 TP_PROTO(unsigned long pfn),
203 TP_ARGS(pfn),
206 __field(unsigned long, pfn)
210 __entry->pfn = pfn;
230 TP_ARGS(pfn, rmap_item, mm),
233 __field(unsigned long, pfn)
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H A Dcma.h16 TP_ARGS(name, pfn, page, count),
20 __field(unsigned long, pfn)
27 __entry->pfn = pfn;
34 __entry->pfn,
72 __field(unsigned long, pfn)
81 __entry->pfn = pfn;
90 __entry->pfn,
102 TP_ARGS(name, pfn, page, count, align),
106 __field(unsigned long, pfn)
114 __entry->pfn = pfn;
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H A Dkmem.h153 pfn_to_page(__entry->pfn),
154 __entry->pfn,
173 pfn_to_page(__entry->pfn),
174 __entry->pfn)
199 __entry->pfn != -1UL ? pfn_to_page(__entry->pfn) : NULL,
200 __entry->pfn != -1UL ? __entry->pfn : 0,
228 __entry->pfn != -1UL ? pfn_to_page(__entry->pfn) : NULL,
229 __entry->pfn != -1UL ? __entry->pfn : 0,
262 pfn_to_page(__entry->pfn), __entry->pfn,
296 pfn_to_page(__entry->pfn),
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/linux-6.15/scripts/gdb/linux/
H A Dpage_owner.py56 pfn = int(argv[1])
80 pfn = self.p_ops.page_to_pfn(page)
102 if pfn < self.min_pfn or pfn > self.max_pfn or (not self.p_ops.pfn_valid(pfn)):
145 pfn = self.min_pfn
148 … while ((not self.p_ops.pfn_valid(pfn)) and (pfn & (self.p_ops.MAX_ORDER_NR_PAGES - 1))) != 0:
149 pfn += 1
151 while pfn < self.max_pfn:
156 … if ((pfn & (self.p_ops.MAX_ORDER_NR_PAGES - 1)) == 0) and (not self.p_ops.pfn_valid(pfn)):
163 pfn += 1
167 pfn += 1
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H A Dmm.py144 def __pfn_to_section(self, pfn): argument
147 def pfn_to_section(self, pfn): argument
170 def pfn_valid(self, pfn): argument
172 if self.PHYS_PFN(self.PFN_PHYS(pfn)) != pfn:
221 def PFN_PHYS(self, pfn): argument
233 def __pfn_to_phys(self, pfn): argument
234 return self.PFN_PHYS(pfn)
251 def pfn_to_kaddr(self, pfn): argument
266 def pfn_to_page(self, pfn): argument
298 pfn = int(argv[0])
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/linux-6.15/drivers/gpu/drm/i915/selftests/
H A Dscatterlist.c50 pfn = pt->start; in expect_pfn_sg()
70 pfn += npages; in expect_pfn_sg()
86 unsigned long pfn; in expect_pfn_sg_page_iter() local
88 pfn = pt->start; in expect_pfn_sg_page_iter()
101 pfn++; in expect_pfn_sg_page_iter()
118 unsigned long pfn; in expect_pfn_sgtiter() local
120 pfn = pt->start; in expect_pfn_sgtiter()
131 pfn++; in expect_pfn_sgtiter()
239 pfn = pt->start; in alloc_table()
260 pfn += npages; in alloc_table()
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/linux-6.15/arch/arm/mach-omap2/
H A Dio.c68 .pfn = __phys_to_pfn(L3_24XX_PHYS),
74 .pfn = __phys_to_pfn(L4_24XX_PHYS),
108 .pfn = __phys_to_pfn(L4_WK_243X_PHYS),
138 .pfn = __phys_to_pfn(L3_34XX_PHYS),
144 .pfn = __phys_to_pfn(L4_34XX_PHYS),
185 .pfn = __phys_to_pfn(L4_34XX_PHYS),
196 .pfn = __phys_to_pfn(L4_34XX_PHYS),
213 .pfn = __phys_to_pfn(L3_44XX_PHYS),
219 .pfn = __phys_to_pfn(L4_44XX_PHYS),
236 .pfn = __phys_to_pfn(L3_54XX_PHYS),
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/linux-6.15/include/asm-generic/
H A Dmemory_model.h18 #define __pfn_to_page(pfn) (mem_map + ((pfn) - ARCH_PFN_OFFSET)) argument
26 static inline int pfn_valid(unsigned long pfn) in pfn_valid() argument
30 return pfn >= pfn_offset && (pfn - pfn_offset) < max_mapnr; in pfn_valid()
38 #define __pfn_to_page(pfn) (vmemmap + (pfn)) argument
52 #define __pfn_to_page(pfn) \ argument
53 ({ unsigned long __pfn = (pfn); \
63 #define __pfn_to_phys(pfn) PFN_PHYS(pfn) argument
/linux-6.15/arch/x86/virt/svm/
H A Dsev.c792 pfn, ret); in dump_rmpentry()
821 pfn, pfn_i, pfn_end); in dump_rmpentry()
862 int psmash(u64 pfn) in psmash() argument
870 if (!pfn_valid(pfn)) in psmash()
926 if (!pfn_valid(pfn)) in adjust_direct_map()
930 (!IS_ALIGNED(pfn, PTRS_PER_PMD) || !pfn_valid(pfn + PTRS_PER_PMD - 1))) in adjust_direct_map()
953 pfn, ret); in adjust_direct_map()
995 dump_rmpentry(pfn); in rmpupdate()
1035 pr_warn("Leaking PFN range 0x%llx-0x%llx\n", pfn, pfn + npages); in snp_leak_pages()
1054 dump_rmpentry(pfn); in snp_leak_pages()
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/linux-6.15/arch/riscv/include/asm/
H A Dpgalloc.h21 unsigned long pfn = virt_to_pfn(pte); in pmd_populate_kernel() local
23 set_pmd(pmd, __pmd((pfn << _PAGE_PFN_SHIFT) | _PAGE_TABLE)); in pmd_populate_kernel()
29 unsigned long pfn = virt_to_pfn(page_address(pte)); in pmd_populate() local
31 set_pmd(pmd, __pmd((pfn << _PAGE_PFN_SHIFT) | _PAGE_TABLE)); in pmd_populate()
37 unsigned long pfn = virt_to_pfn(pmd); in pud_populate() local
45 unsigned long pfn = virt_to_pfn(pud); in p4d_populate() local
55 unsigned long pfn = virt_to_pfn(pud); in p4d_populate_safe() local
58 __p4d((pfn << _PAGE_PFN_SHIFT) | _PAGE_TABLE)); in p4d_populate_safe()
65 unsigned long pfn = virt_to_pfn(p4d); in pgd_populate() local
75 unsigned long pfn = virt_to_pfn(p4d); in pgd_populate_safe() local
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/linux-6.15/include/xen/arm/
H A Dpage.h15 #define phys_to_machine_mapping_valid(pfn) (1) argument
43 unsigned long __pfn_to_mfn(unsigned long pfn);
47 static inline unsigned long pfn_to_gfn(unsigned long pfn) in pfn_to_gfn() argument
49 return pfn; in pfn_to_gfn()
58 static inline unsigned long pfn_to_bfn(unsigned long pfn) in pfn_to_bfn() argument
63 mfn = __pfn_to_mfn(pfn); in pfn_to_bfn()
68 return pfn; in pfn_to_bfn()
103 bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn);
104 bool __set_phys_to_machine_multi(unsigned long pfn, unsigned long mfn,
107 static inline bool set_phys_to_machine(unsigned long pfn, unsigned long mfn) in set_phys_to_machine() argument
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/linux-6.15/arch/arm/mm/
H A Dflush.c106 flush_pfn_alias(pfn, user_addr); in flush_cache_pages()
255 unsigned long start, offset, pfn; in __flush_dcache_aliases() local
267 pfn = folio_pfn(folio); in __flush_dcache_aliases()
271 pfn -= offset; in __flush_dcache_aliases()
287 unsigned long pfn; in __sync_icache_dcache() local
294 pfn = pte_pfn(pteval); in __sync_icache_dcache()
295 if (!pfn_valid(pfn)) in __sync_icache_dcache()
384 unsigned long pfn; in __flush_anon_page() local
393 pfn = page_to_pfn(page); in __flush_anon_page()
395 flush_cache_page(vma, vmaddr, pfn); in __flush_anon_page()
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/linux-6.15/kernel/power/
H A Dsnapshot.c757 if (pfn >= zone->start_pfn && pfn < zone->end_pfn) in memory_bm_find_bit()
764 if (pfn >= curr->start_pfn && pfn < curr->end_pfn) { in memory_bm_find_bit()
943 return pfn; in memory_bm_next_pfn()
1097 for (pfn = region->start_pfn; pfn < region->end_pfn; pfn++) in mark_nosave_pages()
1198 unsigned long pfn; in clear_or_poison_free_pages() local
1258 for (pfn = zone->zone_start_pfn; pfn < max_zone_pfn; pfn++) in mark_free_pages()
1359 for (pfn = zone->zone_start_pfn; pfn < max_zone_pfn; pfn++) in count_highmem_pages()
1421 for (pfn = zone->zone_start_pfn; pfn < max_zone_pfn; pfn++) in count_data_pages()
1472 saveable_highmem_page(zone, pfn) : saveable_page(zone, pfn); in page_is_saveable()
1506 #define page_is_saveable(zone, pfn) saveable_page(zone, pfn) argument
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