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Searched refs:altmap (Results 1 – 21 of 21) sorted by relevance

/Linux-v5.4/mm/
Dsparse-vmemmap.c83 static unsigned long __meminit vmem_altmap_next_pfn(struct vmem_altmap *altmap) in vmem_altmap_next_pfn() argument
85 return altmap->base_pfn + altmap->reserve + altmap->alloc in vmem_altmap_next_pfn()
86 + altmap->align; in vmem_altmap_next_pfn()
89 static unsigned long __meminit vmem_altmap_nr_free(struct vmem_altmap *altmap) in vmem_altmap_nr_free() argument
91 unsigned long allocated = altmap->alloc + altmap->align; in vmem_altmap_nr_free()
93 if (altmap->free > allocated) in vmem_altmap_nr_free()
94 return altmap->free - allocated; in vmem_altmap_nr_free()
106 struct vmem_altmap *altmap) in altmap_alloc_block_buf() argument
116 pfn = vmem_altmap_next_pfn(altmap); in altmap_alloc_block_buf()
120 if (nr_pfns + nr_align > vmem_altmap_nr_free(altmap)) in altmap_alloc_block_buf()
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Dsparse.c452 unsigned long nr_pages, int nid, struct vmem_altmap *altmap) in __populate_section_memmap() argument
651 unsigned long nr_pages, int nid, struct vmem_altmap *altmap) in populate_section_memmap() argument
653 return __populate_section_memmap(pfn, nr_pages, nid, altmap); in populate_section_memmap()
657 struct vmem_altmap *altmap) in depopulate_section_memmap() argument
662 vmemmap_free(start, end, altmap); in depopulate_section_memmap()
673 unsigned long nr_pages, int nid, struct vmem_altmap *altmap) in populate_section_memmap() argument
695 struct vmem_altmap *altmap) in depopulate_section_memmap() argument
738 struct vmem_altmap *altmap) in section_deactivate() argument
789 depopulate_section_memmap(pfn, nr_pages, altmap); in section_deactivate()
793 unsigned long nr_pages, struct vmem_altmap *altmap) in section_activate() argument
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Dmemremap.c134 WARN_ONCE(pgmap->altmap.alloc, "failed to free all reserved pages\n"); in memunmap_pages()
165 .altmap = pgmap_altmap(pgmap), in memremap_pages()
292 PHYS_PFN(resource_size(res)), restrictions.altmap); in memremap_pages()
366 unsigned long vmem_altmap_offset(struct vmem_altmap *altmap) in vmem_altmap_offset() argument
369 if (altmap) in vmem_altmap_offset()
370 return altmap->reserve + altmap->free; in vmem_altmap_offset()
374 void vmem_altmap_free(struct vmem_altmap *altmap, unsigned long nr_pfns) in vmem_altmap_free() argument
376 altmap->alloc -= nr_pfns; in vmem_altmap_free()
Dmemory_hotplug.c292 struct vmem_altmap *altmap = restrictions->altmap; in __add_pages() local
294 if (altmap) { in __add_pages()
298 if (altmap->base_pfn != pfn in __add_pages()
299 || vmem_altmap_offset(altmap) > nr_pages) { in __add_pages()
303 altmap->alloc = 0; in __add_pages()
317 err = sparse_add_section(nid, pfn, pfns, altmap); in __add_pages()
492 struct vmem_altmap *altmap) in __remove_section() argument
500 sparse_remove_section(ms, pfn, nr_pages, map_offset, altmap); in __remove_section()
516 unsigned long nr_pages, struct vmem_altmap *altmap) in __remove_pages() argument
521 map_offset = vmem_altmap_offset(altmap); in __remove_pages()
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Dpage_alloc.c5881 struct vmem_altmap *altmap) in memmap_init_zone() argument
5898 if (!altmap) in memmap_init_zone()
5901 if (start_pfn == altmap->base_pfn) in memmap_init_zone()
5902 start_pfn += altmap->reserve; in memmap_init_zone()
5903 end_pfn = altmap->base_pfn + vmem_altmap_offset(altmap); in memmap_init_zone()
5955 struct vmem_altmap *altmap = pgmap_altmap(pgmap); in memmap_init_zone_device() local
5968 if (altmap) { in memmap_init_zone_device()
5969 start_pfn = altmap->base_pfn + vmem_altmap_offset(altmap); in memmap_init_zone_device()
/Linux-v5.4/arch/powerpc/mm/
Dinit_64.c175 static bool altmap_cross_boundary(struct vmem_altmap *altmap, unsigned long start, in altmap_cross_boundary() argument
181 if ((start_pfn + nr_pfn) > altmap->end_pfn) in altmap_cross_boundary()
184 if (start_pfn < altmap->base_pfn) in altmap_cross_boundary()
191 struct vmem_altmap *altmap) in vmemmap_populate() argument
212 if (altmap && !altmap_cross_boundary(altmap, start, page_size)) { in vmemmap_populate()
213 p = altmap_alloc_block_buf(page_size, altmap); in vmemmap_populate()
272 struct vmem_altmap *altmap) in vmemmap_free() argument
280 if (altmap) { in vmemmap_free()
281 alt_start = altmap->base_pfn; in vmemmap_free()
282 alt_end = altmap->base_pfn + altmap->reserve + in vmemmap_free()
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Dmem.c129 struct vmem_altmap *altmap) in arch_remove_memory() argument
133 struct page *page = pfn_to_page(start_pfn) + vmem_altmap_offset(altmap); in arch_remove_memory()
136 __remove_pages(page_zone(page), start_pfn, nr_pages, altmap); in arch_remove_memory()
/Linux-v5.4/include/linux/
Dmemremap.h108 struct vmem_altmap altmap; member
121 return &pgmap->altmap; in pgmap_altmap()
133 unsigned long vmem_altmap_offset(struct vmem_altmap *altmap);
134 void vmem_altmap_free(struct vmem_altmap *altmap, unsigned long nr_pfns);
159 static inline unsigned long vmem_altmap_offset(struct vmem_altmap *altmap) in vmem_altmap_offset() argument
164 static inline void vmem_altmap_free(struct vmem_altmap *altmap, in vmem_altmap_free() argument
Dmemory_hotplug.h63 struct vmem_altmap *altmap; member
127 struct vmem_altmap *altmap);
129 unsigned long nr_pages, struct vmem_altmap *altmap);
347 unsigned long nr_pages, struct vmem_altmap *altmap);
350 unsigned long nr_pages, struct vmem_altmap *altmap);
353 unsigned long map_offset, struct vmem_altmap *altmap);
Dmm.h2746 unsigned long nr_pages, int nid, struct vmem_altmap *altmap);
2755 void *altmap_alloc_block_buf(unsigned long size, struct vmem_altmap *altmap);
2760 struct vmem_altmap *altmap);
2764 struct vmem_altmap *altmap);
/Linux-v5.4/arch/x86/mm/
Dinit_64.c895 struct vmem_altmap *altmap) in free_hugepage_table() argument
897 if (altmap) in free_hugepage_table()
898 vmem_altmap_free(altmap, PMD_SIZE / PAGE_SIZE); in free_hugepage_table()
1030 bool direct, struct vmem_altmap *altmap) in remove_pmd_table() argument
1049 altmap); in remove_pmd_table()
1063 altmap); in remove_pmd_table()
1086 struct vmem_altmap *altmap, bool direct) in remove_pud_table() argument
1131 remove_pmd_table(pmd_base, addr, next, direct, altmap); in remove_pud_table()
1141 struct vmem_altmap *altmap, bool direct) in remove_p4d_table() argument
1157 remove_pud_table(pud_base, addr, next, altmap, direct); in remove_p4d_table()
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Dinit_32.c864 struct vmem_altmap *altmap) in arch_remove_memory() argument
871 __remove_pages(zone, start_pfn, nr_pages, altmap); in arch_remove_memory()
/Linux-v5.4/arch/s390/mm/
Dinit.c276 if (WARN_ON_ONCE(restrictions->altmap)) in arch_add_memory()
290 struct vmem_altmap *altmap) in arch_remove_memory() argument
297 __remove_pages(zone, start_pfn, nr_pages, altmap); in arch_remove_memory()
Dvmem.c214 struct vmem_altmap *altmap) in vmemmap_populate() argument
300 struct vmem_altmap *altmap) in vmemmap_free() argument
/Linux-v5.4/drivers/nvdimm/
Dpfn_devs.c666 struct vmem_altmap *altmap = &pgmap->altmap; in __nvdimm_setup_pfn() local
697 memcpy(altmap, &__altmap, sizeof(*altmap)); in __nvdimm_setup_pfn()
698 altmap->free = PHYS_PFN(offset - reserve); in __nvdimm_setup_pfn()
699 altmap->alloc = 0; in __nvdimm_setup_pfn()
/Linux-v5.4/arch/arm64/mm/
Dmmu.c731 struct vmem_altmap *altmap) in vmemmap_populate() argument
737 struct vmem_altmap *altmap) in vmemmap_populate() argument
773 struct vmem_altmap *altmap) in vmemmap_free() argument
1068 struct vmem_altmap *altmap) in arch_remove_memory() argument
1082 __remove_pages(zone, start_pfn, nr_pages, altmap); in arch_remove_memory()
/Linux-v5.4/arch/sh/mm/
Dinit.c433 struct vmem_altmap *altmap) in arch_remove_memory() argument
440 __remove_pages(zone, start_pfn, nr_pages, altmap); in arch_remove_memory()
/Linux-v5.4/arch/ia64/mm/
Ddiscontig.c657 struct vmem_altmap *altmap) in vmemmap_populate() argument
663 struct vmem_altmap *altmap) in vmemmap_free() argument
Dinit.c688 struct vmem_altmap *altmap) in arch_remove_memory() argument
695 __remove_pages(zone, start_pfn, nr_pages, altmap); in arch_remove_memory()
/Linux-v5.4/arch/riscv/mm/
Dinit.c464 struct vmem_altmap *altmap) in vmemmap_populate() argument
/Linux-v5.4/arch/sparc/mm/
Dinit_64.c2597 int node, struct vmem_altmap *altmap) in vmemmap_populate() argument
2641 struct vmem_altmap *altmap) in vmemmap_free() argument