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/linux/arch/x86/kernel/
H A Dresource.c1 // SPDX-License-Identifier: GPL-2.0
8 resource_size_t end) in resource_clip() argument
10 resource_size_t low = 0, high = 0; in resource_clip() local
12 if (res->end < start || res->start > end) in resource_clip()
15 if (res->start < start) in resource_clip()
16 low = start - res->start; in resource_clip()
18 if (res->end > end) in resource_clip()
19 high = res->end - end; in resource_clip()
22 if (low > high) in resource_clip()
23 res->end = start - 1; in resource_clip()
[all …]
/linux/kernel/
H A Dcrash_reserve.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * crash.c - kernel crash support code.
4 * Copyright (C) 2002-2004 Eric Biederman <ebiederm@xmission.com>
32 .end = 0,
39 .end = 0,
54 * crashkernel=ramsize-range:size[,...][@offset]
56 * The function returns 0 on success and -EINVAL on failure.
74 /* for each entry of the comma-separated list */ in parse_crashkernel_mem()
76 unsigned long long start, end = ULLONG_MAX, size; in parse_crashkernel_mem() local
82 return -EINVAL; in parse_crashkernel_mem()
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H A Dkallsyms.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * kallsyms.c: in-kernel printing of symbolic oopses and stack traces.
5 * Rewritten and vastly simplified by Rusty Russell for in-kernel
75 len--; in kallsyms_expand_symbol()
83 maxlen--; in kallsyms_expand_symbol()
146 return name - kallsyms_names; in get_symbol_offset()
167 unsigned int *end) in kallsyms_lookup_names() argument
170 int low, mid, high; in kallsyms_lookup_names() local
175 high = kallsyms_num_syms - 1; in kallsyms_lookup_names()
177 while (low <= high) { in kallsyms_lookup_names()
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/linux/rust/kernel/
H A Dbits.rs1 // SPDX-License-Identifier: GPL-2.0
21 pub fn [<checked_bit_ $ty>](n: u32) -> Option<$ty> {
25 /// Computes `1 << n` by performing a compile-time assertion that `n` is
31 pub const fn [<bit_ $ty>](n: u32) -> $ty {
55 /// greater than the end or if the range is outside of the
59 pub fn [<genmask_checked_ $ty>](range: RangeInclusive<u32>) -> Option<$ty> {
61 let end = *range.end(); localVariable
63 if start > end {
67 let high = [<checked_bit_ $ty>](end)?; localVariable
69 Some((high | (high - 1)) & !(low - 1))
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/linux/tools/testing/selftests/powerpc/signal/
H A Dsigreturn_vdso.c1 // SPDX-License-Identifier: GPL-2.0
26 static int search_proc_maps(char *needle, unsigned long *low, unsigned long *high) in search_proc_maps() argument
28 unsigned long start, end; in search_proc_maps() local
32 int rc = -1; in search_proc_maps()
37 return -1; in search_proc_maps()
41 rc = sscanf(buf, "%lx-%lx %*c%*c%*c%*c %*x %*d:%*d %*d %127s\n", in search_proc_maps()
42 &start, &end, name); in search_proc_maps()
48 rc = -1; in search_proc_maps()
54 *high = end - 1; in search_proc_maps()
74 unsigned long low, high, size; in test_sigreturn_vdso() local
[all …]
/linux/drivers/gpu/drm/msm/registers/display/
H A Ddsi.xml1 <?xml version="1.0" encoding="UTF-8"?>
3 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
4 xsi:schemaLocation="https://gitlab.freedesktop.org/freedreno/ rules-fd.xsd">
89 <bitfield name="MAJOR" low="28" high="31" type="uint"/>
90 <bitfield name="MINOR" low="16" high="27" type="uint"/>
91 <bitfield name="STEP" low="0" high="15" type="uint"/>
112 <bitfield name="DSI_BUSY" pos="4" type="boolean"/> <!-- see mipi_dsi_cmd_bta_sw_trigger() -->
144 <bitfield name="VIRT_CHANNEL" low="0" high="1" type="uint"/> <!-- always zero? -->
145 <bitfield name="DST_FORMAT" low="4" high="5" type="dsi_vid_dst_format"/>
146 <bitfield name="TRAFFIC_MODE" low="8" high="9" type="dsi_traffic_mode"/>
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/linux/tools/lib/perf/
H A Dmmap.c1 // SPDX-License-Identifier: GPL-2.0
23 map->fd = -1; in perf_mmap__init()
24 map->overwrite = overwrite; in perf_mmap__init()
25 map->unmap_cb = unmap_cb; in perf_mmap__init()
26 refcount_set(&map->refcnt, 0); in perf_mmap__init()
28 prev->next = map; in perf_mmap__init()
33 return map->mask + 1 + page_size; in perf_mmap__mmap_len()
39 map->prev = 0; in perf_mmap__mmap()
40 map->mask = mp->mask; in perf_mmap__mmap()
41 map->base = mmap(NULL, perf_mmap__mmap_len(map), mp->prot, in perf_mmap__mmap()
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/linux/include/uapi/linux/media/raspberrypi/
H A Dpisp_be_config.h1 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
3 * PiSP Back End configuration definitions.
5 * Copyright (C) 2021 - Raspberry Pi Ltd
98 * struct pisp_be_global_config - PiSP global enable bitmaps
112 * struct pisp_be_input_buffer_config - PiS
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/linux/arch/s390/tools/
H A Dgen_facilities.c1 // SPDX-License-Identifier: GPL-2.0
26 * -march=<machine>.
33 21, /* extended-immediate facility */
41 45, /* fast-BCR, etc. */
44 49, /* misc-instruction-extensions */
48 53, /* load-and-zero-rightmost-byte, etc. */
52 58, /* miscellaneous-instruction-extension 2 */
55 61, /* miscellaneous-instruction-extension 3 */
58 84, /* miscellaneous-instruction-extension 4 */
60 -1 /* END */
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/linux/arch/alpha/lib/
H A Dstxncpy.S1 /* SPDX-License-Identifier: GPL-2.0 */
6 * Copy no more than COUNT bytes of the null-terminated string from
24 * the end of the range specified by COUNT
29 * Furthermore, v0, a3-a5, t11, and $at are untouched.
55 lda t2, -1 # e1 : build a mask against false zero
79 the end-of-count bit is set in t8 iff it applies.
107 /* Add the end-of-count bit to the eos detection bitmask. */
112 .end stxncpy_aligned
121 /* Are source and destination co-aligned? */
128 srl a2, 3, a2 # e0 : a2 = loop counter = (count - 1)/8
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H A Dev6-stxncpy.S1 /* SPDX-License-Identifier: GPL-2.0 */
3 * arch/alpha/lib/ev6-stxncpy.S
4 * 21264 version contributed by Rick Gorton <rick.gorton@api-networks.com>
6 * Copy no more than COUNT bytes of the null-terminated string from
24 * the end of the range specified by COUNT
29 * Furthermore, v0, a3-a5, t11, and $at are untouched.
34 * ftp.digital.com/pub/Digital/info/semiconductor/literature/dsc-library.html
36 * E - either cluster
37 * U - upper subcluster; U0 - subcluster U0; U1 - subcluster U1
38 * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1
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/linux/fs/xfs/
H A Dxfs_fsmap.c1 // SPDX-License-Identifier: GPL-2.0+
38 dest->fmr_device = src->fmr_device; in xfs_fsmap_from_internal()
39 dest->fmr_flags = src->fmr_flags; in xfs_fsmap_from_internal()
40 dest->fmr_physical = BBTOB(src->fmr_physical); in xfs_fsmap_from_internal()
41 dest->fmr_owner = src->fmr_owner; in xfs_fsmap_from_internal()
42 dest->fmr_offset = BBTOB(src->fmr_offset); in xfs_fsmap_from_internal()
43 dest->fmr_length = BBTOB(src->fmr_length); in xfs_fsmap_from_internal()
44 dest->fmr_reserved[0] = 0; in xfs_fsmap_from_internal()
45 dest->fmr_reserved[1] = 0; in xfs_fsmap_from_internal()
46 dest->fmr_reserved[2] = 0; in xfs_fsmap_from_internal()
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H A Dxfs_discard.c1 // SPDX-License-Identifier: GPL-2.0
51 * We can't do this exactly with free space - once we drop the AGF lock, the
57 * This is exactly how online discard works - free extents are marked busy when
87 xfs_extent_busy_clear(&extents->extent_list, false); in xfs_discard_endio_work()
88 kfree(extents->owner); in xfs_discard_endio_work()
92 * Queue up the actual completion to a thread to avoid IRQ-safe locking for
99 struct xfs_busy_extents *extents = bio->bi_private; in xfs_discard_endio()
101 INIT_WORK(&extents->endio_work, xfs_discard_endio_work); in xfs_discard_endio()
102 queue_work(xfs_discard_wq, &extents->endio_work); in xfs_discard_endio()
122 list_for_each_entry(busyp, &extents->extent_list, list) { in xfs_discard_extents()
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/linux/drivers/scsi/
H A Dsense_codes.h1 /* SPDX-License-Identifier: GPL-2.0 */
4 * http://www.t10.org/lists/asc-num.txt [most recent: 20200817]
9 SENSE_CODE(0x0002, "End-of-partition/medium detected")
11 SENSE_CODE(0x0004, "Beginning-of-partition/medium detected")
12 SENSE_CODE(0x0005, "End-of-data detected")
51 SENSE_CODE(0x0409, "Logical unit not ready, self-test in progress")
87 SENSE_CODE(0x0801, "Logical unit communication time-out")
89 SENSE_CODE(0x0803, "Logical unit communication CRC error (Ultra-DMA/32)")
102 SENSE_CODE(0x0B01, "Warning - specified temperature exceeded")
103 SENSE_CODE(0x0B02, "Warning - enclosure degraded")
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/linux/include/uapi/linux/
H A Dtaskstats.h1 /* SPDX-License-Identifier: LGPL-2.1 WITH Linux-syscall-note */
2 /* taskstats.h - exporting per-task statistics
22 /* Format for per-task data returned to userland when
23 * - a task exits
24 * - listener requests stats for a task
32 * b) add comment indicating new version number at end of struct
33 * c) add new fields after version comment; maintain 64-bit alignment
59 * All values, until comment "Delay accounting fields end" are
76 /* Following four fields atomically updated using task->delays->lock */
88 /* cpu "wall-clock" running time
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/linux/arch/arm64/mm/
H A Dinit.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 1995-2005 Russell King
24 #include <linux/dma-direct.h>
25 #include <linux/dma-map-ops.h>
40 #include <asm/kernel-pgtable.h>
50 #include <asm/xen/swiotlb-xen.h>
58 s64 memstart_addr __ro_after_init = -1;
63 * and ZONE_DMA32. By default ZONE_DMA covers the 32-bit addressable memory
64 * unless restricted on specific platforms (e.g. 30-bit on Raspberry Pi 4).
65 * In such case, ZONE_DMA32 covers the rest of the 32-bit addressable memory,
[all …]
/linux/drivers/net/ethernet/intel/i40e/
H A Di40e_ptp.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
5 #include <linux/posix-clock.h>
39 CANT_DO_PINS = -1,
52 end = -2, enumerator
66 led_end = -2,
68 high, enumerator
83 {off, off, off, high, high, high, high},
84 {off, in_A, off, high, high, high, low},
85 {off, out_A, off, high, low, high, high},
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/linux/net/ieee802154/6lowpan/
H A Dreassembly.c1 // SPDX-License-Identifier: GPL-2.0-or-later
29 static const char lowpan_frags_cache_name[] = "lowpan-frags";
41 BUILD_BUG_ON(sizeof(*key) > sizeof(q->key)); in lowpan_frag_init()
42 memcpy(&q->key, key, sizeof(*key)); in lowpan_frag_init()
53 spin_lock(&fq->q.lock); in lowpan_frag_expire()
55 if (fq->q.flags & INET_FRAG_COMPLETE) in lowpan_frag_expire()
58 inet_frag_kill(&fq->q, &refs); in lowpan_frag_expire()
60 spin_unlock(&fq->q.lock); in lowpan_frag_expire()
61 inet_frag_putn(&fq->q, refs); in lowpan_frag_expire()
74 key.tag = cb->d_tag; in fq_find()
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/linux/mm/
H A Dnuma_memblks.c1 // SPDX-License-Identifier: GPL-2.0-or-later
26 for (i = 0; i < ARRAY_SIZE(mi->blk); i++) in numa_nodemask_from_meminfo()
27 if (mi->blk[i].start != mi->blk[i].end && in numa_nodemask_from_meminfo()
28 mi->blk[i].nid != NUMA_NO_NODE) in numa_nodemask_from_meminfo()
29 node_set(mi->blk[i].nid, *nodemask); in numa_nodemask_from_meminfo()
33 * numa_reset_distance - Reset NUMA distance table
69 return -ENOMEM; in numa_alloc_distance()
85 * numa_set_distance - Set NUMA distance from one NUMA to another
133 static int __init numa_add_memblk_to(int nid, u64 start, u64 end, in numa_add_memblk_to() argument
137 if (start == end) in numa_add_memblk_to()
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H A Dpage_alloc.c1 // SPDX-License-Identifier: GPL-2.0-only
39 #include <linux/fault-inject.h>
63 /* Free Page Internal flags: for internal, non-pcp variants of free_pages(). */
72 * reporting it and marking it "reported" - it only skips notifying
81 * page shuffling (relevant code - e.g., memory onlining - is expected to
84 * Note: No code should rely on this flag for correctness - it's purely
94 /* prevent >1 _updater_ of zone percpu pageset ->high and ->batch fields */
107 /* UP spin_trylock always succeeds so disable IRQs to prevent re-entrancy. */
118 * interfered with and a high priority task cannot preempt the allocator.
129 * Generic helper to lookup and a per-cpu variable with an embedded spinlock.
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/linux/drivers/bus/
H A Duniphier-system-bus.c1 // SPDX-License-Identifier: GPL-2.0-or-later
29 u32 end; member
41 u64 end, mask; in uniphier_system_bus_add_bank() local
43 dev_dbg(priv->dev, in uniphier_system_bus_add_bank()
47 if (bank >= ARRAY_SIZE(priv->bank)) { in uniphier_system_bus_add_bank()
48 dev_err(priv->dev, "unsupported bank number %d\n", bank); in uniphier_system_bus_add_bank()
49 return -EINVAL; in uniphier_system_bus_add_bank()
52 if (priv->bank[bank].base || priv->bank[bank].end) { in uniphier_system_bus_add_bank()
53 dev_err(priv->dev, in uniphier_system_bus_add_bank()
55 return -EINVAL; in uniphier_system_bus_add_bank()
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/linux/fs/xfs/scrub/
H A Drefcount.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2017-2023 Oracle. All Rights Reserved.
64 * need to find ($refcount - $seen) owners for every block in the
72 * b. Note the block number of the end of these fragments.
78 * and that they all end at or beyond the end of the refcount extent.
120 if (xchk_should_terminate(refchk->sc, &error)) in xchk_refcountbt_rmap_check()
123 rm_last = rec->rm_startblock + rec->rm_blockcount - 1; in xchk_refcountbt_rmap_check()
124 rc_last = refchk->bno + refchk->len - 1; in xchk_refcountbt_rmap_check()
126 /* Confirm that a single-owner refc extent is a CoW stage. */ in xchk_refcountbt_rmap_check()
127 if (refchk->refcount == 1 && rec->rm_owner != XFS_RMAP_OWN_COW) { in xchk_refcountbt_rmap_check()
[all …]
H A Drtrefcount.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (c) 2021-2024 Oracle. All Rights Reserved.
44 error = xchk_rtgroup_init(sc, sc->sm->sm_agno, &sc->sr); in xchk_setup_rtrefcountbt()
52 error = xchk_install_live_inode(sc, rtg_refcount(sc->sr.rtg)); in xchk_setup_rtrefcountbt()
56 return xchk_rtgroup_lock(sc, &sc->sr, XCHK_RTGLOCK_ALL); in xchk_setup_rtrefcountbt()
78 * need to find ($refcount - $seen) owners for every block in the
86 * b. Note the block number of the end of these fragments.
92 * and that they all end at or beyond the end of the refcount extent.
134 if (xchk_should_terminate(refchk->sc, &error)) in xchk_rtrefcountbt_rmap_check()
137 rm_last = rec->rm_startblock + rec->rm_blockcount - 1; in xchk_rtrefcountbt_rmap_check()
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/linux/Documentation/hwmon/
H A Dpxe1610.rst10 Addresses scanned: -
18 Addresses scanned: -
26 Addresses scanned: -
34 -----------
36 PXE1610/PXE1110 are Multi-rail/Multiphase Digital Controllers
39 - Intel VR13 DC-DC converter specifications.
40 - Intel SVID protocol.
44 - Servers, Workstations, and High-end desktops
46 PXM1310 is a Multi-rail Controller and it is compliant to
48 - Intel VR13 DC-DC converter specifications.
[all …]
/linux/arch/arm/mach-footbridge/
H A Ddma-isa.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 1999-2000 Russell King
9 * High DMA channel support & info by Hannu Savolainen and John Boyd,
11 * arch/arm/kernel/dma-ebsa285.c
14 #include <linux/dma-map-ops.h>
17 #include <linux/dma-mapping.h>
63 if (dma->invalid) { in isa_enable_dma()
68 mode = (chan & 3) | dma->dma_mode; in isa_enable_dma()
69 switch (dma->dma_mode & DMA_MODE_MASK) { in isa_enable_dma()
87 if (!dma->sg) { in isa_enable_dma()
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