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/freebsd-src/contrib/llvm-project/llvm/include/llvm/ADT/
H A DPagedVector.h1 //===- llvm/ADT/PagedVector.h - 'Lazily allocated' vectors --*- C++ -*-===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
25 /// Order is kept, but memory is allocated only when one element of the page is
27 /// have a sparsely initialised vector where the full size is allocated upfront.
30 /// On the first access to one of the elements of a given page, all the elements
31 /// of the page are initialised. This also means that the elements of the page
32 /// are initialised beyond the size of the vector.
34 /// Similarly on destruction the elements are destroyed only when the page is
[all …]
/freebsd-src/lib/libc/db/btree/
H A Dbtree.h1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
36 #define F_SET(p, f) (p)->flags |= (f)
37 #define F_CLR(p, f) (p)->flags &= ~(f)
38 #define F_ISSET(p, f) ((p)->flags & (f))
42 #define DEFMINKEYPAGE (2) /* Minimum keys per page */
44 #define MINPSIZE (512) /* Minimum page size */
47 * Page 0 of a btree file contains a copy of the meta-data. This page is also
48 * used as an out-of-band page, i.e. page pointers that point to nowhere point
49 * to page 0. Page 1 is the root of the btree.
[all …]
H A Dbt_put.c1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
48 * __BT_PUT -- Add a btree item to the tree.
66 PAGE *h; in __bt_put()
73 t = dbp->internal; in __bt_put()
75 /* Toss any page pinned across calls. */ in __bt_put()
76 if (t->bt_pinned != NULL) { in __bt_put()
77 mpool_put(t->bt_mp, t->bt_pinned, 0); in __bt_put()
78 t->bt_pinned = NULL; in __bt_put()
81 /* Check for change to a read-only tree. */ in __bt_put()
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/freebsd-src/sys/compat/linuxkpi/common/include/linux/
H A Dmm.h1 /*-
5 * Copyright (c) 2013-2017 Mellanox Technologies, Ltd.
44 #include <linux/page.h>
54 CTASSERT((VM_PROT_ALL & -(1 << 8)) == 0);
134 /* user-space address */
138 struct page *page; member
150 uint64_t totalram; /* Total usable main memory size */
151 uint64_t freeram; /* Available memory size */
152 uint64_t totalhigh; /* Total high memory size */
169 get_order(unsigned long size) get_order() argument
188 page_address(page) global() argument
191 lowmem_page_address(struct page * page) lowmem_page_address() argument
201 io_remap_pfn_range(struct vm_area_struct * vma,unsigned long addr,unsigned long pfn,unsigned long size,vm_memattr_t prot) io_remap_pfn_range() argument
233 apply_to_page_range(struct mm_struct * mm,unsigned long address,unsigned long size,pte_fn_t fn,void * data) apply_to_page_range() argument
247 remap_pfn_range(struct vm_area_struct * vma,unsigned long addr,unsigned long pfn,unsigned long size,pgprot_t prot) remap_pfn_range() argument
261 set_page_dirty(struct page * page) set_page_dirty() argument
267 mark_page_accessed(struct page * page) mark_page_accessed() argument
273 get_page(struct page * page) get_page() argument
333 put_page(struct page * page) put_page() argument
338 unpin_user_page(page) global() argument
371 trylock_page(struct page * page) trylock_page() argument
377 unlock_page(struct page * page) unlock_page() argument
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/freebsd-src/share/doc/papers/malloc/
H A Dimplementation.ms2 .\" ----------------------------------------------------------------------------
3 .\" "THE BEER-WARE LICENSE" (Revision 42):
6 .\" this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
7 .\" ----------------------------------------------------------------------------
20 .I page-directory
23 for each page we have control over.
33 This is a free page.
36 This is the first page in a (multi-)page allocation.
39 This is a subsequent page in a multi-page allocation.
44 A pointer to a structure describing a partitioned page.
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/freebsd-src/sys/compat/linuxkpi/common/src/
H A Dlinux_page.c1 /*-
67 #include <linux/io-mapping.h>
78 si->totalram = physmem; in si_meminfo()
79 si->freeram = vm_free_count(); in si_meminfo()
80 si->totalhigh = 0; in si_meminfo()
81 si->freehigh = 0; in si_meminfo()
82 si->mem_unit = PAGE_SIZE; in si_meminfo()
86 linux_page_address(struct page *page) in linux_page_address() argument
89 if (page in linux_page_address()
101 struct page *page; linux_alloc_pages() local
152 size_t size = ((size_t)PAGE_SIZE) << order; _linux_free_kmem() local
158 linux_free_pages(struct page * page,unsigned int order) linux_free_pages() argument
182 size_t size = ((size_t)PAGE_SIZE) << order; linux_alloc_kmem() local
203 vm_page_t page; linux_free_kmem() local
302 vm_page_t page; lkpi_vmf_insert_pfn_prot_locked() local
357 lkpi_remap_pfn_range(struct vm_area_struct * vma,unsigned long start_addr,unsigned long start_pfn,unsigned long size,pgprot_t prot) lkpi_remap_pfn_range() argument
401 lkpi_io_mapping_map_user(struct io_mapping * iomap,struct vm_area_struct * vma,unsigned long addr,unsigned long pfn,unsigned long size) lkpi_io_mapping_map_user() argument
424 vm_page_t page; lkpi_unmap_mapping_range() local
447 lkpi_arch_phys_wc_add(unsigned long base,unsigned long size) lkpi_arch_phys_wc_add() argument
542 vm_page_t page; linuxkpi_page_frag_free() local
549 linuxkpi__page_frag_cache_drain(struct page * page,size_t count __unused) linuxkpi__page_frag_cache_drain() argument
[all...]
/freebsd-src/sys/contrib/openzfs/module/os/linux/zfs/
H A Dabd_os.c9 * or https://opensource.org/licenses/CDDL-1.0.
120 * contiguous multi-page chunks, a single chunk is optimal.
158 * zfs_abd_scatter_min_size is the minimum allocation size to use scatter
162 * Scatter ABD's use at least one page each, so sub-page allocations waste
164 * half of each page). Using linear ABD's for small allocations means that
170 * possible for them to actually waste more memory than scatter (one page per
174 * selinux with the default dnode size an
208 abd_chunkcnt_for_bytes(size_t size) abd_chunkcnt_for_bytes() argument
214 abd_alloc_struct_impl(size_t size) abd_alloc_struct_impl() argument
245 abd_mark_zfs_page(struct page * page) abd_mark_zfs_page() argument
253 abd_unmark_zfs_page(struct page * page) abd_unmark_zfs_page() argument
260 abd_mark_zfs_page(page) global() argument
261 abd_unmark_zfs_page(page) global() argument
278 abd_alloc_chunks(abd_t * abd,size_t size) abd_alloc_chunks() argument
283 struct page *page, *tmp_page = NULL; abd_alloc_chunks() local
401 abd_alloc_chunks(abd_t * abd,size_t size) abd_alloc_chunks() argument
405 struct page *page; abd_alloc_chunks() local
455 struct page *page; abd_free_chunks() local
537 struct page *page; global() member
565 sg_set_page(struct scatterlist * sg,struct page * page,unsigned int len,unsigned int offset) sg_set_page() argument
590 abd_alloc_chunks(abd_t * abd,size_t size) abd_alloc_chunks() argument
652 abd_size_alloc_linear(size_t size) abd_size_alloc_linear() argument
853 abd_alloc_for_io(size_t size,boolean_t is_metadata) abd_alloc_for_io() argument
860 abd_get_offset_scatter(abd_t * abd,abd_t * sabd,size_t off,size_t size) abd_get_offset_scatter() argument
1055 ABD_ITER_PAGE_SIZE(page) global() argument
1059 ABD_ITER_PAGE_SIZE(page) global() argument
1072 struct page *page; abd_iter_page() local
1151 abd_nr_pages_off(abd_t * abd,unsigned int size,size_t off) abd_nr_pages_off() argument
1182 unsigned int offset, size, i; bio_map() local
1183 struct page *page; bio_map() local
1231 int size = MIN(io_size, cabd->abd_size - off); abd_gang_bio_map_off() local
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/freebsd-src/sys/x86/iommu/
H A Dintel_idpgtbl.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
72 iommu_gaddr_t base, iommu_gaddr_t size, int flags,
76 * The cache of the identity mapping page tables for the DMARs. Using
77 * the cache saves significant amount of memory for page tables by
78 * reusing the page tables, since usually DMARs are identical and have
80 * to match DMAR capabilities and page tabl
422 domain_map_buf_locked(struct dmar_domain * domain,iommu_gaddr_t base,iommu_gaddr_t size,vm_page_t * ma,uint64_t pflags,int flags) domain_map_buf_locked() argument
499 domain_map_buf(struct iommu_domain * iodom,iommu_gaddr_t base,iommu_gaddr_t size,vm_page_t * ma,uint64_t eflags,int flags) domain_map_buf() argument
613 domain_unmap_buf_locked(struct dmar_domain * domain,iommu_gaddr_t base,iommu_gaddr_t size,int flags) domain_unmap_buf_locked() argument
685 domain_unmap_buf(struct iommu_domain * iodom,iommu_gaddr_t base,iommu_gaddr_t size,int flags) domain_unmap_buf() argument
768 domain_flush_iotlb_sync(struct dmar_domain * domain,iommu_gaddr_t base,iommu_gaddr_t size) domain_flush_iotlb_sync() argument
[all...]
/freebsd-src/share/doc/usd/21.troff/
H A Dm51 .\" Copyright (C) Caldera International Inc. 2001-2002. All rights reserved.
76 The Compatible Time-Sharing System,
85 as page margins and footnotes
89 environment switching, page-position trap, and conditional input mechanisms
90 provide the basis for user-defined implementations.
104 Page Margins
108 to describe the top and bottom page margin areas respectively.
109 A trap is planted at page position 0 for the header, and at
110 \fI\-N\fR (\fIN\fR from the page bottom) for the footer.
120 &wh \-1i fo
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H A Dm11 .\" Copyright (C) Caldera International Inc. 2001-2002. All rights reserved.
61 a user-defined \fImacro\fR in place of the control line.
80 or left-parenthesis-introduced, two-character name as in \fB\en(\fIxx\fR.
91 typewriter-like output devices.
104 \fIS\fR is the current type size in points,
128 which is output-device dependent;
131 such as \(mi> (\(->) are often extra wide.
132 The default scaling is ems for the horizontally-oriented requests
145 for the vertically-oriented requests and functions
170 The number, \fIN\fR, may be specified in decimal-fraction form
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/freebsd-src/sys/contrib/device-tree/Bindings/perf/
H A Dmarvell-cn10k-tad.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/perf/marvell-cn10k-tad.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Marvell CN10K LLC-TAD performance monitor
10 - Bhaskara Budiredla <bbudiredla@marvell.com>
13 The Tag-and-Data units (TADs) maintain coherence and contain CN10K
14 shared on-chip last level cache (LLC). The tad pmu measures the
15 performance of last-level cache. Each tad pmu supports up to eight
23 const: marvell,cn10k-tad-pmu
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/freebsd-src/lib/libc/db/hash/
H A Dhash_page.c1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
39 * Page manipulation for hashing package.
64 #include "un-namespace.h"
69 #include "page.h"
82 ((u_int16_t *)(P))[1] = hashp->BSIZE - 3 * sizeof(u_int16_t); \
83 ((u_int16_t *)(P))[2] = hashp->BSIZE; \
87 * This is called AFTER we have verified that there is room on the page for
101 off = OFFSET(bp) - key->size; in putpair()
102 memmove(p + off, key->data, key->size); in putpair()
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H A Dhash_bigkey.c1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
66 #include "page.h"
79 *-1 ==> ERROR
90 cp = bufp->page; /* Character pointer of p. */ in __big_insert()
93 key_data = (char *)key->data; in __big_insert()
94 key_size = key->size; in __big_insert()
95 val_data = (char *)val->data; in __big_insert()
96 val_size = val->size; in __big_insert()
99 for (space = FREESPACE(p) - BIGOVERHEAD; key_size; in __big_insert()
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/freebsd-src/share/doc/usd/22.trofftut/
H A Dtt094 .\" Copyright (C) Caldera International Inc. 2001-2002. All rights reserved.
49 Suppose you want a title at the top of each page,
63 to get headers and footers automatically on every page.
76 (for `new page') to process
77 titles and the like at the end of one page
87 To make sure we're at the top of a page,
88 we issue a `begin page' command
90 which causes a skip to top-of-page
104 at the bottom of each page,
107 of the bottom of the page,
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/freebsd-src/lib/libpmc/pmu-events/arch/x86/amdzen1/
H A Dmemory.json11 …n": "Counts the number of operations dispatched to the LS unit. Unit Masks ADDed. Load-op-Stores.",
34 …esses, although these are generally rare. Each increment represents an eight-byte access, although…
39 "BriefDescription": "LS MAB allocates by type - DC prefetcher.",
45 "BriefDescription": "LS MAB allocates by type - stores.",
51 "BriefDescription": "LS MAB allocates by type - loads.",
63 "BriefDescription": "L1 DTLB Miss of a page of 1G size.",
69 "BriefDescription": "L1 DTLB Miss of a page of 2M size.",
75 "BriefDescription": "L1 DTLB Miss of a page of 32K size.",
81 "BriefDescription": "L1 DTLB Miss of a page of 4K size.",
87 "BriefDescription": "L1 DTLB Reload of a page of 1G size.",
[all …]
/freebsd-src/contrib/jemalloc/include/jemalloc/internal/
H A Dpages.h4 /* Page size. LG_PAGE is determined by the configure script. */
8 #define PAGE ((size_t)(1U << LG_PAGE)) macro
9 #define PAGE_MASK ((size_t)(PAGE - 1))
10 /* Return the page base address for the page containing address a. */
17 /* Huge page size. LG_HUGEPAGE is determined by the configure script. */
19 #define HUGEPAGE_MASK ((size_t)(HUGEPAGE - 1))
20 /* Return the huge page base address for the huge page containing address a. */
34 * The only supported way to hard-purge on Windows is to decommit and then
35 * re-commit, but doing so is racy, and if re-commit fails it's a pain to
75 void *pages_map(void *addr, size_t size, size_t alignment, bool *commit);
[all …]
H A Dsz.h10 * sz module: Size computations.
13 * p: Page
15 * s, sz: Size
16 * u: Usable size
20 * interpret function names. E.g. sz_psz2ind converts page size to page size
21 * index; sz_sa2u converts a (size, alignment) allocation request to the usable
22 * size that would result from such an allocation.
37 * size classes. In order to reduce cache footprint, the table is compressed,
44 PAGE
57 pszind_t x = lg_floor((psz<<1)-1); in sz_psz2ind()
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/freebsd-src/lib/libpmc/pmu-events/arch/x86/ivytown/
H A Dvirtual-memory.json3 … all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size.…
12 "BriefDescription": "Demand load cycles page miss handler (PMH) is busy with this walk.",
21 "BriefDescription": "Page walk for a large page completed for Demand load.",
30 … load Miss in all translation lookaside buffer (TLB) levels causes an page walk of any page size.",
35 …"PublicDescription": "Misses in all TLB levels that cause a page walk of any page size from demand…
40 …": "Load operations that miss the first DTLB level but hit the second and do not cause page walks",
50 … all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size.…
55 …"PublicDescription": "Misses in all TLB levels that caused page walk completed of any size by dema…
60 "BriefDescription": "Demand load cycles page miss handler (PMH) is busy with this walk.",
70 "BriefDescription": "Store misses in all DTLB levels that cause page walks",
[all …]
/freebsd-src/lib/libpmc/pmu-events/arch/x86/broadwellde/
H A Dvirtual-memory.json3 "BriefDescription": "Load misses in all DTLB levels that cause page walks",
9 …: "This event counts load misses in all DTLB levels that cause page walks of any page size (4K/2M/…
14 …: "Load operations that miss the first DTLB level but hit the second and do not cause page walks.",
41 … all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size.…
51 "BriefDescription": "Load miss in all TLB levels causes a page walk that completes. (1G)",
57 …unts load misses in all DTLB levels that cause a completed page walk (1G page size). The page wal…
62 …emand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes…
68 … load misses in all DTLB levels that cause a completed page walk (2M and 4M page sizes). The page …
73 …emand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes…
79 …unts load misses in all DTLB levels that cause a completed page walk (4K page size). The page walk…
[all …]
/freebsd-src/lib/libpmc/pmu-events/arch/x86/broadwell/
H A Dvirtual-memory.json3 "BriefDescription": "Load misses in all DTLB levels that cause page walks",
9 …: "This event counts load misses in all DTLB levels that cause page walks of any page size (4K/2M/…
14 …: "Load operations that miss the first DTLB level but hit the second and do not cause page walks.",
41 … all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size.…
51 "BriefDescription": "Load miss in all TLB levels causes a page walk that completes. (1G)",
57 …unts load misses in all DTLB levels that cause a completed page walk (1G page size). The page wal…
62 …emand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes…
68 … load misses in all DTLB levels that cause a completed page walk (2M and 4M page sizes). The page …
73 …emand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes…
79 …unts load misses in all DTLB levels that cause a completed page walk (4K page size). The page walk…
[all …]
/freebsd-src/lib/libpmc/pmu-events/arch/x86/broadwellx/
H A Dvirtual-memory.json3 "BriefDescription": "Load misses in all DTLB levels that cause page walks",
9 …: "This event counts load misses in all DTLB levels that cause page walks of any page size (4K/2M/…
14 …: "Load operations that miss the first DTLB level but hit the second and do not cause page walks.",
41 … all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size.…
51 "BriefDescription": "Load miss in all TLB levels causes a page walk that completes. (1G)",
57 …unts load misses in all DTLB levels that cause a completed page walk (1G page size). The page wal…
62 …emand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes…
68 … load misses in all DTLB levels that cause a completed page walk (2M and 4M page sizes). The page …
73 …emand load Miss in all translation lookaside buffer (TLB) levels causes a page walk that completes…
79 …unts load misses in all DTLB levels that cause a completed page walk (4K page size). The page walk…
[all …]
/freebsd-src/lib/libpmc/pmu-events/arch/x86/ivybridge/
H A Dvirtual-memory.json3 "BriefDescription": "Page walk for a large page completed for Demand load.",
12 … load Miss in all translation lookaside buffer (TLB) levels causes an page walk of any page size.",
17 …"PublicDescription": "Misses in all TLB levels that cause a page walk of any page size from demand…
22 …": "Load operations that miss the first DTLB level but hit the second and do not cause page walks",
32 … all translation lookaside buffer (TLB) levels causes a page walk that completes of any page size.…
37 …"PublicDescription": "Misses in all TLB levels that caused page walk completed of any size by dema…
42 "BriefDescription": "Demand load cycles page miss handler (PMH) is busy with this walk.",
52 "BriefDescription": "Store misses in all DTLB levels that cause page walks",
57 … "PublicDescription": "Miss in all TLB levels causes a page walk of any page size (4K/2M/4M/1G).",
62 …": "Store operations that miss the first TLB level but hit the second and do not cause page walks",
[all …]
/freebsd-src/contrib/llvm-project/lld/MachO/
H A DUnwindInfoSection.cpp1 //===- UnwindInfoSection.cpp ---------
553 SecondLevelPage &page = secondLevelPages.back(); finalize() local
651 for (const SecondLevelPage &page : secondLevelPages) { writeTo() local
684 for (const SecondLevelPage &page : secondLevelPages) { writeTo() local
[all...]
/freebsd-src/lib/libc/db/man/
H A Dbtree.346 this manual page describes only the
62 .Bd -literal
76 .Bl -tag -width indent
81 .Bl -tag -width indent
112 A suggested maximum size (in bytes) of the memory cache.
116 Since every search examines the root page of the tree, caching the most
124 is 0 (no size is specified) a default cache is used.
126 The maximum number of keys which will be stored on any single page.
128 .\" The maximum number of keys which will be stored on any single page.
136 .\" is 0 (no maximum number of keys is specified) the page fill factor is
[all …]
/freebsd-src/lib/libsys/
H A Dmincore.251 .\"is first rounded down to a multiple of the page size (see
55 .\"is rounded up to a multiple of the page size.
58 array, one character per page.
59 Each character is either 0 if the page is not resident, or a combination of
62 .Bl -tag -width ".Dv MINCORE_REFERENCED_OTHER"
64 Page is in core (resident).
66 Page has been referenced by us.
68 Page has been modified by us.
70 Page has been referenced.
72 Page has been modified.
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