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/linux/arch/s390/boot/
H A Dphysmem_info.c1 // SPDX-License-Identifier: GPL-2.0
35 return &physmem_info.online_extended[n - MEM_INLINED_ENTRIES]; in __get_physmem_range_ptr()
42 void add_physmem_online_range(u64 start, u64 end) in add_physmem_online_range() argument
47 range = __get_physmem_range_ptr(physmem_info.range_count - 1); in add_physmem_online_range()
48 if (range->end == start) { in add_physmem_online_range()
49 range->end = end; in add_physmem_online_range()
55 range->start = start; in add_physmem_online_range()
56 range->end = end; in add_physmem_online_range()
79 cc = exception ? -1 : CC_TRANSFORM(cc); in __diag260()
80 return cc == 0 ? ry : -1; in __diag260()
[all …]
H A Dkaslr.c1 // SPDX-License-Identifier: GPL-2.0
88 return -1; in get_random()
101 for (j = i - 1; j >= 0 && res[j].start > tmp.start; j--) in sort_reserved_ranges()
107 static unsigned long iterate_valid_positions(unsigned long size, unsigned long align, in iterate_valid_positions() argument
112 unsigned long start, end, tmp_end, range_pos, pos = 0; in iterate_valid_positions() local
117 align = max(align, 8UL); in iterate_valid_positions()
118 _min = round_up(_min, align); in iterate_valid_positions()
119 for_each_physmem_usable_range(i, &start, &end) { in iterate_valid_positions()
120 if (_min >= end) in iterate_valid_positions()
122 start = round_up(start, align); in iterate_valid_positions()
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/linux/include/trace/events/
H A Dvmalloc.h1 /* SPDX-License-Identifier: GPL-2.0 */
11 * alloc_vmap_area - called when a new vmap allocation occurs
14 * @align: a requested alignment
16 * @vend: a requested end range
25 TP_PROTO(unsigned long addr, unsigned long size, unsigned long align,
28 TP_ARGS(addr, size, align, vstart, vend, failed),
33 __field(unsigned long, align)
40 __entry->addr = addr;
41 __entry->size = size;
42 __entry->align = align;
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/linux/mm/
H A Dmemblock.c1 // SPDX-License-Identifier: GPL-2.0-or-later
52 * * ``memory`` - describes the physical memory available to the
56 * * ``reserved`` - describes the regions that were allocated
57 * * ``physmem`` - describes the actual physical memory available during
87 * * memblock_phys_alloc*() - these functions return the **physical**
89 * * memblock_alloc*() - these functions return the **virtual** address
158 for (i = 0, rgn = &memblock_type->regions[0]; \
159 i < memblock_type->cnt; \
160 i++, rgn = &memblock_type->regions[i])
181 /* skip non-scratch memory for kho early boot allocations */ in choose_memblock_flags()
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H A Dcma.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (c) 2010-2011 by Samsung Electronics.
41 WARN_ON_ONCE(cma->nranges != 1); in cma_get_base()
42 return PFN_PHYS(cma->ranges[0].base_pfn); in cma_get_base()
47 return cma->count << PAGE_SHIFT; in cma_get_size()
52 return cma->name; in cma_get_name()
58 if (align_order <= cma->order_per_bit) in cma_bitmap_aligned_mask()
60 return (1UL << (align_order - cma->order_per_bit)) - 1; in cma_bitmap_aligned_mask()
71 return (cmr->base_pfn & ((1UL << align_order) - 1)) in cma_bitmap_aligned_offset()
72 >> cma->order_per_bit; in cma_bitmap_aligned_offset()
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H A Dvmalloc.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * SMP-safe vmalloc/vfree/ioremap, Tigran Aivazian <tigran@veritas.com>, May 2000
51 #include "pgalloc-track.h"
54 static unsigned int __ro_after_init ioremap_max_page_shift = BITS_PER_LONG - 1;
94 static int vmap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end, in vmap_pte_range() argument
106 return -ENOMEM; in vmap_pte_range()
120 size = arch_vmap_pte_range_map_size(addr, end, pfn, max_page_shift); in vmap_pte_range()
132 } while (pte += PFN_DOWN(size), addr += size, addr != end); in vmap_pte_range()
139 static int vmap_try_huge_pmd(pmd_t *pmd, unsigned long addr, unsigned long end, in vmap_try_huge_pmd() argument
149 if ((end - addr) != PMD_SIZE) in vmap_try_huge_pmd()
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/linux/Documentation/devicetree/bindings/mtd/partitions/
H A Dpartition.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
16 Everything after 'partition-' will be used as the partition name to compare
26 - Rafał Miłecki <rafal@milecki.pl>
37 read-only:
39 should only be mounted read-only. This is usually used for flash
40 partitions containing early-boot firmware images or data which should
49 slc-mode:
52 immune to paired-pages corruptions
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/linux/Documentation/networking/device_drivers/can/ctu/
H A Dfsm_txt_buffer_user.svg1 <?xml version="1.0" encoding="UTF-8"?>
2 …mlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
5 …-.6)" d="m8.71859 4.03374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.0…
8 …-.6)" d="m8.71859 4.03374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.0…
11 …-.6)" d="m8.71859 4.03374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.0…
14 …-.6)" d="m8.71859 4.03374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.0…
17 …-.6)" d="m8.71859 4.03374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.0…
20 …-.6)" d="m8.71859 4.03374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.0…
23 …-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.03544z" fill="#28a4ff" fil…
26 …3374-10.9259-4.01772 10.9259-4.01772c-1.7455 2.37206-1.73544 5.61745-6e-7 8.03544z" fill-rule="eve…
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/linux/arch/arm/mm/
H A Dproc-feroceon.S1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * linux/arch/arm/mm/proc-feroceon.S: MMU functions for Feroceon
5 * Heavily based on proc-arm926.S
15 #include <asm/pgtable-hwdef.h>
18 #include "proc-macros.S"
36 .align 3
53 movne r3, #((4 - 1) << 30) @ 4-way
55 moveq r3, #0 @ 1-way
94 .align 5
116 .align 5
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H A Dproc-arm1026.S1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * linux/arch/arm/mm/proc-arm1026.S: MMU functions for ARM1026EJ-S
7 * hacked for non-paged-MM by Hyok S. Choi, 2003.
10 * functions on the ARM1026EJ-S.
17 #include <asm/asm-offsets.h>
19 #include <asm/pgtable-hwdef.h>
22 #include "proc-macros.S"
84 .align 5
104 .align 5
112 .align 5
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H A Dproc-arm1022.S1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * linux/arch/arm/mm/proc-arm1022.S: MMU functions for ARM1022E
7 * hacked for non-paged-MM by Hyok S. Choi, 2003.
17 #include <asm/asm-offsets.h>
19 #include <asm/pgtable-hwdef.h>
22 #include "proc-macros.S"
84 .align 5
104 .align 5
112 .align 5
145 mov r1, #(CACHE_DSEGMENTS - 1) << 5 @ 16 segments
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/linux/include/linux/
H A Dmemblock.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
28 * enum memblock_flags - definition of memory region attributes
30 * @MEMBLOCK_HOTPLUG: memory region indicated in the firmware-provided memory
40 * via a driver, and never indicated in the firmware-provided memory map as
67 * struct memblock_region - represents a memory region
83 * struct memblock_type - collection of memory regions of certain type
99 * struct memblock - memblock allocator metadata
146 void memblock_trim_memory(phys_addr_t align);
189 * for_each_physmem_range - iterate through physmem areas not included in type.
193 * @p_end: ptr to phys_addr_t for end address of the range, can be %NULL
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/linux/arch/alpha/boot/
H A Dhead.S1 /* SPDX-License-Identifier: GPL-2.0 */
18 .end __start
20 .align 5
27 .end wrent
29 .align 5
36 .end wrkgp
38 .align 5
86 .end switch_to_osf_pal
88 .align 3
95 .end tbi
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/linux/arch/microblaze/kernel/cpu/
H A Dcache.c4 * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
5 * Copyright (C) 2007-2009 PetaLogix
6 * Copyright (C) 2007-2009 John Williams <john.williams@petalogix.com>
89 * End address can be unaligned which is OK for C implementation.
90 * ASM implementation align it in ASM macros
92 #define CACHE_LOOP_LIMITS(start, end, cache_line_length, cache_size) \ argument
94 int align = ~(cache_line_length - 1); \
95 if (start < UINT_MAX - cache_size) \
96 end = min(start + cache_size, end); \
97 start &= align; \
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/linux/drivers/pci/
H A Dsetup-bus.c1 // SPDX-License-Identifier: GPL-2.0
11 * PCI-PCI bridges cleanup, sorted resource allocation.
43 resource_size_t end; member
54 list_del(&dev_res->list); in free_list()
60 * add_to_list() - Add a new resource tracker to the list
75 return -ENOMEM; in add_to_list()
77 tmp->res = res; in add_to_list()
78 tmp->dev = dev; in add_to_list()
79 tmp->start = res->start; in add_to_list()
80 tmp->end = res->end; in add_to_list()
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/linux/drivers/gpu/drm/i915/selftests/
H A Di915_random.c56 /* Fisher-Yates shuffle courtesy of Knuth */ in i915_prandom_shuffle()
57 while (--count) { in i915_prandom_shuffle()
93 u64 start, u64 end, in igt_random_offset() argument
94 u64 len, u64 align) in igt_random_offset() argument
98 BUG_ON(range_overflows(start, len, end)); in igt_random_offset()
99 BUG_ON(round_up(start, align) > round_down(end - len, align)); in igt_random_offset()
101 range = round_down(end - len, align) - round_up(start, align); in igt_random_offset()
108 return round_up(start, align); in igt_random_offset()
/linux/drivers/nvdimm/
H A Ddimm_devs.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright(c) 2013-2015 Intel Corporation. All rights reserved.
14 #include "nd-core.h"
29 if (!nvdimm->cmd_mask || in nvdimm_check_config_data()
30 !test_bit(ND_CMD_GET_CONFIG_DATA, &nvdimm->cmd_mask)) { in nvdimm_check_config_data()
31 if (test_bit(NDD_LABELING, &nvdimm->flags)) in nvdimm_check_config_data()
32 return -ENXIO; in nvdimm_check_config_data()
34 return -ENOTTY; in nvdimm_check_config_data()
45 return -EINVAL; in validate_dimm()
47 rc = nvdimm_check_config_data(ndd->dev); in validate_dimm()
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/linux/arch/alpha/lib/
H A Dcallback_srm.S1 /* SPDX-License-Identifier: GPL-2.0 */
13 .align 4
34 .align 4
50 .end srm_fixup
53 .align 3
55 lda $0,-1($31)
60 .align 4; .globl callback_##NAME; .ent callback_##NAME; callback_##NAME##: \
61 ldgp $29,0($27); br $25,srm_dispatch; .word CODE, ARG_CNT; .end callback_##NAME
66 .align 3; .globl callback_##NAME; .ent callback_##NAME; callback_##NAME##: \
67 lda $0,-1($31); ret; .end callback_##NAME
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H A Dmemset.S1 /* SPDX-License-Identifier: GPL-2.0 */
10 * This routine is "moral-ware": you are free to use it any way you wish, and
28 .align 5
35 bis $17,$1,$17 /* E0 (p-c latency, next cycle) */
36 sll $17,16,$1 /* E1 (p-c latency, next cycle) */
38 bis $17,$1,$17 /* E0 (p-c latency, next cycle) */
39 sll $17,32,$1 /* E1 (p-c latency, next cycle) */
40 bis $17,$1,$17 /* E0 (p-c latency, next cycle) */
43 .align 5
48 ble $18,end /* .. E1 */
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/linux/arch/arm/kernel/
H A Dvmlinux-xip.lds.S1 /* SPDX-License-Identifier: GPL-2.0 */
7 /* No __ro_after_init data in the .rodata section - which will always be ro */
57 _stext = .; /* Text and read-only data */
63 . = ALIGN(4);
64 __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) {
74 _etext = .; /* End of text and rodata section */
102 . = ALIGN(SZ_128K);
104 _exiprom = .; /* End of XIP ROM area */
109 __data_loc = ALIGN(4); /* location in file */
112 #define LOAD_OFFSET (PAGE_OFFSET + TEXT_OFFSET - __data_loc)
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/linux/arch/alpha/kernel/
H A Dpci_iommu.c1 // SPDX-License-Identifier: GPL-2.0
14 #include <linux/dma-map-ops.h>
15 #include <linux/iommu-helper.h>
44 return (paddr >> (PAGE_SHIFT-1)) | 1; in mk_iommu_pte()
61 unsigned long window_size, unsigned long align) in iommu_arena_new_node() argument
70 the size of the window. Retain the align parameter so that in iommu_arena_new_node()
71 particular systems can over-align the arena. */ in iommu_arena_new_node()
72 if (align < mem_size) in iommu_arena_new_node()
73 align = mem_size; in iommu_arena_new_node()
76 arena->ptes = memblock_alloc_or_panic(mem_size, align); in iommu_arena_new_node()
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H A Dhead.S1 /* SPDX-License-Identifier: GPL-2.0 */
6 * switched into OSF/1 PAL-code, and loaded us at the correct address
8 * the kernel global pointer and jump to the kernel entry-point.
12 #include <asm/asm-offsets.h>
29 lda $30,0x4000 - SIZEOF_PT_REGS($8)
33 .end __start
36 .align 3
39 /* On entry here from SRM console, the HWPCB of the per-cpu
56 .end __smp_callin
65 .align 3
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/linux/arch/x86/kernel/
H A Dvmlinux.lds.S1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Historic 32-bit version written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
8 * Copyright (C) 2007-2009 Sam Ravnborg <sam@ravnborg.org>
24 #include <asm-generic/vmlinux.lds.h>
25 #include <asm/asm-offsets.h>
41 OUTPUT_ARCH(i386:x86-64)
51 * On 64-bit, align RODATA to 2MB so we retain large page mappings for
57 * pages. For 64-bit, kernel text and kernel identity mappings are different,
61 #define X86_ALIGN_RODATA_BEGIN . = ALIGN(HPAGE_SIZE);
64 . = ALIGN(HPAGE_SIZE); \
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/linux/drivers/gpu/drm/i915/
H A Di915_gem_gtt.c1 // SPDX-License-Identifier: MIT
7 #include <linux/slab.h> /* fault-inject.h is not standalone! */
9 #include <linux/fault-inject.h>
31 if (dma_map_sg_attrs(obj->base.dev->dev, in i915_gem_gtt_prepare_pages()
32 pages->sgl, pages->nents, in i915_gem_gtt_prepare_pages()
43 * try again - if there are no more pages to remove from in i915_gem_gtt_prepare_pages()
46 GEM_BUG_ON(obj->mm.pages == pages); in i915_gem_gtt_prepare_pages()
47 } while (i915_gem_shrink(NULL, to_i915(obj->base.dev), in i915_gem_gtt_prepare_pages()
48 obj->base.size >> PAGE_SHIFT, NULL, in i915_gem_gtt_prepare_pages()
52 return -ENOSPC; in i915_gem_gtt_prepare_pages()
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/linux/drivers/pcmcia/
H A Dpcmcia_resource.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * PCMCIA 16-bit resource management functions
10 * Copyright (C) 2004-2010 Dominik Brodowski
39 if (s->resource_ops->validate_mem) in pcmcia_validate_mem()
40 return s->resource_ops->validate_mem(s); in pcmcia_validate_mem()
45 struct resource *pcmcia_find_mem_region(u_long base, u_long num, u_long align, in pcmcia_find_mem_region() argument
48 if (s->resource_ops->find_mem) in pcmcia_find_mem_region()
49 return s->resource_ops->find_mem(base, num, align, low, s); in pcmcia_find_mem_region()
55 * release_io_space() - release IO ports allocated with alloc_io_space()
65 dev_dbg(&s->dev, "release_io_space for %pR\n", res); in release_io_space()
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