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/linux/scripts/atomic/
H A Dgen-atomic-fallback.sh16 local order="$1"; shift
35 local order="$1"; shift
37 local tmpl_order=${order#_}
39 gen_template_fallback "${tmpl}" "${meta}" "${pfx}" "${name}" "${sfx}" "${order}" "$@"
49 local order="$1"; shift
51 local tmpl="$(find_fallback_template "${pfx}" "${name}" "${sfx}" "${order}")"
52 gen_template_fallback "${tmpl}" "${meta}" "${pfx}" "${name}" "${sfx}" "${order}" "$@"
62 local order="$1"; shift
66 local atomicname="${atomic}_${pfx}${name}${sfx}${order}"
69 local template="$(find_fallback_template "${pfx}" "${name}" "${sfx}" "${order}")"
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/linux/mm/
H A Dpage_alloc.c218 static void __free_pages_ok(struct page *page, unsigned int order,
293 static bool page_contains_unaccepted(struct page *page, unsigned int order);
294 static bool cond_accept_memory(struct zone *zone, unsigned int order,
320 _deferred_grow_zone(struct zone *zone, unsigned int order) in _deferred_grow_zone() argument
322 return deferred_grow_zone(zone, order); in _deferred_grow_zone()
330 static inline bool _deferred_grow_zone(struct zone *zone, unsigned int order) in _deferred_grow_zone() argument
658 static inline unsigned int order_to_pindex(int migratetype, int order) in order_to_pindex() argument
663 if (order > PAGE_ALLOC_COSTLY_ORDER) { in order_to_pindex()
664 VM_BUG_ON(order != HPAGE_PMD_ORDER); in order_to_pindex()
671 VM_BUG_ON(order > PAGE_ALLOC_COSTLY_ORDER); in order_to_pindex()
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H A Dcompaction.c51 static inline bool is_via_compact_memory(int order) in is_via_compact_memory() argument
53 return order == -1; in is_via_compact_memory()
59 static inline bool is_via_compact_memory(int order) { return false; } in is_via_compact_memory() argument
67 #define block_start_pfn(pfn, order) round_down(pfn, 1UL << (order)) argument
68 #define block_end_pfn(pfn, order) ALIGN((pfn) + 1, 1UL << (order)) argument
83 static struct page *mark_allocated_noprof(struct page *page, unsigned int order, gfp_t gfp_flags) in mark_allocated_noprof() argument
85 post_alloc_hook(page, order, __GFP_MOVABLE); in mark_allocated_noprof()
93 int order; in release_free_list() local
96 for (order = 0; order < NR_PAGE_ORDERS; order++) { in release_free_list()
99 list_for_each_entry_safe(page, next, &freepages[order], lru) { in release_free_list()
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H A Dpage_reporting.c117 unsigned int order = get_order(sg->length); in page_reporting_drain() local
119 __putback_isolated_page(page, order, mt); in page_reporting_drain()
132 if (PageBuddy(page) && buddy_order(page) == order) in page_reporting_drain()
147 unsigned int order, unsigned int mt, in page_reporting_cycle() argument
150 struct free_area *area = &zone->free_area[order]; in page_reporting_cycle()
152 unsigned int page_len = PAGE_SIZE << order; in page_reporting_cycle()
201 if (!__isolate_free_page(page, order)) { in page_reporting_cycle()
263 unsigned int order, mt, leftover, offset = PAGE_REPORTING_CAPACITY; in page_reporting_process_zone() local
279 for (order = page_reporting_order; order < NR_PAGE_ORDERS; order++) { in page_reporting_process_zone()
285 err = page_reporting_cycle(prdev, zone, order, mt, in page_reporting_process_zone()
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H A Dhugetlb_cma.c29 struct folio *hugetlb_cma_alloc_folio(int order, gfp_t gfp_mask, in hugetlb_cma_alloc_folio() argument
36 folio = cma_alloc_folio(hugetlb_cma[nid], order, gfp_mask); in hugetlb_cma_alloc_folio()
43 folio = cma_alloc_folio(hugetlb_cma[node], order, gfp_mask); in hugetlb_cma_alloc_folio()
137 void __init hugetlb_cma_reserve(int order) in hugetlb_cma_reserve() argument
149 VM_WARN_ON(order <= MAX_PAGE_ORDER); in hugetlb_cma_reserve()
168 if (hugetlb_cma_size_in_node[nid] < (PAGE_SIZE << order)) { in hugetlb_cma_reserve()
170 nid, (PAGE_SIZE << order) / SZ_1M); in hugetlb_cma_reserve()
182 if (hugetlb_cma_size < (PAGE_SIZE << order)) { in hugetlb_cma_reserve()
184 (PAGE_SIZE << order) / SZ_1M); in hugetlb_cma_reserve()
214 size = round_up(size, PAGE_SIZE << order); in hugetlb_cma_reserve()
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/linux/include/trace/events/
H A Dcompaction.h168 int order,
172 TP_ARGS(order, gfp_mask, prio),
175 __field(int, order)
181 __entry->order = order;
187 __entry->order,
195 int order,
198 TP_ARGS(zone, order, ret),
203 __field(int, order)
210 __entry->order = order;
217 __entry->order,
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H A Dkmem.h141 TP_PROTO(struct page *page, unsigned int order),
143 TP_ARGS(page, order),
147 __field( unsigned int, order )
152 __entry->order = order;
158 __entry->order)
182 TP_PROTO(struct page *page, unsigned int order,
185 TP_ARGS(page, order, gfp_flags, migratetype),
189 __field( unsigned int, order )
196 __entry->order = order;
204 __entry->order,
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H A Dmigrate.h115 TP_PROTO(unsigned long addr, unsigned long pte, int order),
117 TP_ARGS(addr, pte, order),
122 __field(int, order)
128 __entry->order = order;
131 TP_printk("addr=%lx, pte=%lx order=%d", __entry->addr, __entry->pte, __entry->order)
135 TP_PROTO(unsigned long addr, unsigned long pte, int order),
136 TP_ARGS(addr, pte, order)
140 TP_PROTO(unsigned long addr, unsigned long pte, int order),
141 TP_ARGS(addr, pte, order)
H A Doom.h37 int order,
44 TP_ARGS(zoneref, order, reclaimable, available, min_wmark, no_progress_loops, wmark_check),
49 __field( int, order)
60 __entry->order = order;
70 __entry->order,
185 TP_PROTO(int order,
192 TP_ARGS(order, priority, result, retries, max_retries, ret),
195 __field( int, order)
204 __entry->order = order;
213 __entry->order,
/linux/lib/
H A Dtest_xarray.c72 unsigned order, void *entry, gfp_t gfp) in xa_store_order() argument
74 XA_STATE_ORDER(xas, xa, index, order); in xa_store_order()
177 unsigned int order; in check_xa_mark_1() local
207 for (order = 2; order < max_order; order++) { in check_xa_mark_1()
208 unsigned long base = round_down(index, 1UL << order); in check_xa_mark_1()
209 unsigned long next = base + (1UL << order); in check_xa_mark_1()
217 xa_store_order(xa, index, order, xa_mk_index(index), in check_xa_mark_1()
328 unsigned int order; in check_xa_shrink() local
353 for (order = 0; order < max_order; order++) { in check_xa_shrink()
354 unsigned long max = (1UL << order) - 1; in check_xa_shrink()
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/linux/include/linux/
H A Dgfp.h219 static inline void arch_free_page(struct page *page, int order) { } in arch_free_page() argument
222 static inline void arch_alloc_page(struct page *page, int order) { } in arch_alloc_page() argument
225 struct page *__alloc_pages_noprof(gfp_t gfp, unsigned int order, int preferred_nid,
229 struct folio *__folio_alloc_noprof(gfp_t gfp, unsigned int order, int preferred_nid,
280 __alloc_pages_node_noprof(int nid, gfp_t gfp_mask, unsigned int order) in __alloc_pages_node_noprof() argument
285 return __alloc_pages_noprof(gfp_mask, order, nid, NULL); in __alloc_pages_node_noprof()
291 struct folio *__folio_alloc_node_noprof(gfp_t gfp, unsigned int order, int nid) in __folio_alloc_node_noprof() argument
296 return __folio_alloc_noprof(gfp, order, nid, NULL); in __folio_alloc_node_noprof()
307 unsigned int order) in alloc_pages_node_noprof() argument
312 return __alloc_pages_node_noprof(nid, gfp_mask, order); in alloc_pages_node_noprof()
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H A Dcompaction.h65 static inline unsigned long compact_gap(unsigned int order) in compact_gap() argument
80 return 2UL << order; in compact_gap()
90 extern unsigned int extfrag_for_order(struct zone *zone, unsigned int order);
91 extern int fragmentation_index(struct zone *zone, unsigned int order);
93 unsigned int order, unsigned int alloc_flags,
97 extern bool compaction_suitable(struct zone *zone, int order,
100 extern void compaction_defer_reset(struct zone *zone, int order,
103 bool compaction_zonelist_suitable(struct alloc_context *ac, int order,
108 extern void wakeup_kcompactd(pg_data_t *pgdat, int order, int highest_zoneidx);
115 static inline bool compaction_suitable(struct zone *zone, int order, in compaction_suitable() argument
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/linux/Documentation/trace/postprocess/
H A Dtrace-vmscan-postprocess.pl315 my $order = $1;
316 $perprocesspid{$process_pid}->{MM_VMSCAN_DIRECT_RECLAIM_BEGIN_PERORDER}[$order]++;
317 $perprocesspid{$process_pid}->{STATE_DIRECT_ORDER} = $order;
326 my $order = $perprocesspid{$process_pid}->{STATE_DIRECT_ORDER};
328 $perprocesspid{$process_pid}->{HIGH_DIRECT_RECLAIM_LATENCY}[$index] = "$order-$latency";
339 my $order = $2;
340 $perprocesspid{$process_pid}->{STATE_KSWAPD_ORDER} = $order;
345 $perprocesspid{$process_pid}->{MM_VMSCAN_KSWAPD_WAKE_PERORDER}[$order]++;
348 $perprocesspid{$process_pid}->{HIGH_KSWAPD_REWAKEUP_PERORDER}[$order]++;
358 my $order = $perprocesspid{$process_pid}->{STATE_KSWAPD_ORDER};
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/linux/mm/kmsan/
H A Dinit.c116 bool kmsan_memblock_free_pages(struct page *page, unsigned int order) in kmsan_memblock_free_pages() argument
120 if (!held_back[order].shadow) { in kmsan_memblock_free_pages()
121 held_back[order].shadow = page; in kmsan_memblock_free_pages()
124 if (!held_back[order].origin) { in kmsan_memblock_free_pages()
125 held_back[order].origin = page; in kmsan_memblock_free_pages()
128 shadow = held_back[order].shadow; in kmsan_memblock_free_pages()
129 origin = held_back[order].origin; in kmsan_memblock_free_pages()
130 kmsan_setup_meta(page, shadow, origin, order); in kmsan_memblock_free_pages()
132 held_back[order].shadow = NULL; in kmsan_memblock_free_pages()
133 held_back[order].origin = NULL; in kmsan_memblock_free_pages()
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/linux/drivers/gpu/drm/nouveau/nvkm/subdev/therm/
H A Dgk104.c34 const struct gk104_clkgate_engine_info *order = therm->clkgate_order; in gk104_clkgate_enable() local
38 for (i = 0; order[i].type != NVKM_SUBDEV_NR; i++) { in gk104_clkgate_enable()
39 if (!nvkm_device_subdev(dev, order[i].type, order[i].inst)) in gk104_clkgate_enable()
42 nvkm_mask(dev, 0x20200 + order[i].offset, 0xff00, 0x4500); in gk104_clkgate_enable()
50 for (i = 0; order[i].type != NVKM_SUBDEV_NR; i++) { in gk104_clkgate_enable()
51 if (!nvkm_device_subdev(dev, order[i].type, order[i].inst)) in gk104_clkgate_enable()
54 nvkm_mask(dev, 0x20200 + order[i].offset, 0x00ff, 0x0045); in gk104_clkgate_enable()
63 const struct gk104_clkgate_engine_info *order = therm->clkgate_order; in gk104_clkgate_fini() local
67 for (i = 0; order[i].type != NVKM_SUBDEV_NR; i++) { in gk104_clkgate_fini()
68 if (!nvkm_device_subdev(dev, order[i].type, order[i].inst)) in gk104_clkgate_fini()
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/linux/arch/riscv/kvm/
H A Dtlb.c25 unsigned long order) in kvm_riscv_local_hfence_gvma_vmid_gpa() argument
29 if (PTRS_PER_PTE < (gpsz >> order)) { in kvm_riscv_local_hfence_gvma_vmid_gpa()
36 for (pos = gpa; pos < (gpa + gpsz); pos += BIT(order)) in kvm_riscv_local_hfence_gvma_vmid_gpa()
41 for (pos = gpa; pos < (gpa + gpsz); pos += BIT(order)) in kvm_riscv_local_hfence_gvma_vmid_gpa()
53 unsigned long order) in kvm_riscv_local_hfence_gvma_gpa() argument
57 if (PTRS_PER_PTE < (gpsz >> order)) { in kvm_riscv_local_hfence_gvma_gpa()
64 for (pos = gpa; pos < (gpa + gpsz); pos += BIT(order)) in kvm_riscv_local_hfence_gvma_gpa()
69 for (pos = gpa; pos < (gpa + gpsz); pos += BIT(order)) in kvm_riscv_local_hfence_gvma_gpa()
84 unsigned long order) in kvm_riscv_local_hfence_vvma_asid_gva() argument
88 if (PTRS_PER_PTE < (gvsz >> order)) { in kvm_riscv_local_hfence_vvma_asid_gva()
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/linux/arch/riscv/mm/
H A Dhugetlbpage.c35 unsigned long order; in huge_pte_alloc() local
68 for_each_napot_order(order) { in huge_pte_alloc()
69 if (napot_cont_size(order) == sz) { in huge_pte_alloc()
70 pte = pte_alloc_huge(mm, pmd, addr & napot_cont_mask(order)); in huge_pte_alloc()
88 unsigned long order; in huge_pte_offset() local
119 for_each_napot_order(order) { in huge_pte_offset()
120 if (napot_cont_size(order) == sz) { in huge_pte_offset()
121 pte = pte_offset_huge(pmd, addr & napot_cont_mask(order)); in huge_pte_offset()
189 unsigned long order; in arch_make_huge_pte() local
191 for_each_napot_order(order) { in arch_make_huge_pte()
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/linux/kernel/bpf/
H A Dcgroup_iter.c54 int order; member
77 if (p->order == BPF_CGROUP_ITER_DESCENDANTS_PRE) in cgroup_iter_seq_start()
79 else if (p->order == BPF_CGROUP_ITER_DESCENDANTS_POST) in cgroup_iter_seq_start()
110 if (p->order == BPF_CGROUP_ITER_DESCENDANTS_PRE) in cgroup_iter_seq_next()
112 else if (p->order == BPF_CGROUP_ITER_DESCENDANTS_POST) in cgroup_iter_seq_next()
114 else if (p->order == BPF_CGROUP_ITER_ANCESTORS_UP) in cgroup_iter_seq_next()
176 p->order = aux->cgroup.order; in BTF_ID_LIST_GLOBAL_SINGLE()
200 int order = linfo->cgroup.order; in bpf_iter_attach_cgroup() local
203 if (order != BPF_CGROUP_ITER_DESCENDANTS_PRE && in bpf_iter_attach_cgroup()
204 order != BPF_CGROUP_ITER_DESCENDANTS_POST && in bpf_iter_attach_cgroup()
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/linux/drivers/gpu/drm/i915/selftests/
H A Di915_syncmap.c274 unsigned int pass, order; in igt_syncmap_join_above() local
296 for (order = 0; order < 64; order += SHIFT) { in igt_syncmap_join_above()
297 u64 context = BIT_ULL(order); in igt_syncmap_join_above()
335 unsigned int step, order, idx; in igt_syncmap_join_below() local
345 for (order = 64 - SHIFT; order > 0; order -= SHIFT) { in igt_syncmap_join_below()
346 u64 context = step * BIT_ULL(order); in igt_syncmap_join_below()
354 context, order, step, sync->height, sync->prefix); in igt_syncmap_join_below()
362 for (order = SHIFT; order < 64; order += SHIFT) { in igt_syncmap_join_below()
363 u64 context = step * BIT_ULL(order); in igt_syncmap_join_below()
367 context, order, step); in igt_syncmap_join_below()
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H A Di915_random.c70 void i915_random_reorder(unsigned int *order, unsigned int count, in i915_random_reorder() argument
73 i915_prandom_shuffle(order, sizeof(*order), count, state); in i915_random_reorder()
78 unsigned int *order, i; in i915_random_order() local
80 order = kmalloc_array(count, sizeof(*order), in i915_random_order()
82 if (!order) in i915_random_order()
83 return order; in i915_random_order()
86 order[i] = i; in i915_random_order()
88 i915_random_reorder(order, count, state); in i915_random_order()
89 return order; in i915_random_order()
/linux/arch/arm/lib/
H A Dlib1funcs.S106 .macro ARM_DIV2_ORDER divisor, order argument
110 clz \order, \divisor
111 rsb \order, \order, #31
117 movhs \order, #16
118 movlo \order, #0
122 addhs \order, \order, #8
126 addhs \order, \order, #4
129 addhi \order, \order, #3
130 addls \order, \order, \divisor, lsr #1
137 .macro ARM_MOD_BODY dividend, divisor, order, spare
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/linux/kernel/liveupdate/
H A Dkexec_handover.c49 unsigned int order; member
150 unsigned int order) in __kho_unpreserve_order() argument
154 const unsigned long pfn_high = pfn >> order; in __kho_unpreserve_order()
156 physxa = xa_load(&track->orders, order); in __kho_unpreserve_order()
170 unsigned int order; in __kho_unpreserve() local
173 order = min(count_trailing_zeros(pfn), ilog2(end_pfn - pfn)); in __kho_unpreserve()
175 __kho_unpreserve_order(track, pfn, order); in __kho_unpreserve()
177 pfn += 1 << order; in __kho_unpreserve()
182 unsigned int order) in __kho_preserve_order() argument
186 const unsigned long pfn_high = pfn >> order; in __kho_preserve_order()
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/linux/tools/testing/radix-tree/
H A Diteration_check.c25 int order; in my_item_insert() local
29 for (order = max_order; order >= 0; order--) { in my_item_insert()
30 xas_set_order(&xas, index, order); in my_item_insert()
31 item->order = order; in my_item_insert()
41 if (order < 0) in my_item_insert()
165 void iteration_test(unsigned order, unsigned test_duration) in iteration_test() argument
170 order > 0 ? "multiorder " : "", test_duration); in iteration_test()
172 max_order = order; in iteration_test()
/linux/arch/riscv/include/asm/
H A Dkvm_tlb.h25 unsigned long order; member
36 unsigned long order);
39 unsigned long order);
45 unsigned long order);
50 unsigned long order);
65 unsigned long order, unsigned long vmid);
72 unsigned long order, unsigned long asid,
80 unsigned long order, unsigned long vmid);
H A Dpgtable-64.h97 #define for_each_napot_order(order) \ argument
98 for (order = NAPOT_CONT_ORDER_BASE; order < NAPOT_ORDER_MAX; order++)
99 #define for_each_napot_order_rev(order) \ argument
100 for (order = NAPOT_ORDER_MAX - 1; \
101 order >= NAPOT_CONT_ORDER_BASE; order--)
104 #define napot_cont_shift(order) ((order) + PAGE_SHIFT) argument
105 #define napot_cont_size(order) BIT(napot_cont_shift(order)) argument
106 #define napot_cont_mask(order) (~(napot_cont_size(order) - 1UL)) argument
107 #define napot_pte_num(order) BIT(order) argument

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