| /linux/drivers/acpi/acpica/ |
| H A D | utstrtoul64.c | 1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
4 * Module Name: utstrtoul64 - String-to-integer conversion support for both
5 * 64-bit and 32-bit integers
17 * This module contains the top-level string to 64/32-bit unsigned integer
20 * 1) A standard strtoul() function that supports 64-bit integers, base
23 * constants than the runtime (interpreter) integer-to-string conversions.
29 * iASL - Preprocessor (constants and math expressions)
30 * iASL - Main parser, conversion of constants to integers
31 * iASL - Data Table Compiler parser (constants and math expressions)
32 * interpreter - Implicit and explicit conversions, GPE method names
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| H A D | utstrsuppt.c | 1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
4 * Module Name: utstrsuppt - Support functions for string-to-integer conversion
27 * PARAMETERS: string - Null terminated input string
28 * return_value_ptr - Where the converted value is returned
30 * RETURN: Status and 64-bit converted integer
32 * DESCRIPTION: Performs a base 8 conversion of the input string to an
35 * NOTE: Maximum 64-bit unsigned octal value is 01777777777777777777777
36 * Maximum 32-bit unsigned octal value is 037777777777
40 acpi_status acpi_ut_convert_octal_string(char *string, u64 *return_value_ptr) in acpi_ut_convert_octal_string() argument
45 /* Convert each ASCII byte in the input string */ in acpi_ut_convert_octal_string()
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| H A D | exconcat.c | 1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
4 * Module Name: exconcat - Concatenate-type AML operators
6 * Copyright (C) 2000 - 2023, Intel Corp.
27 * PARAMETERS: operand0 - First source object
28 * operand1 - Second source object
29 * actual_return_desc - Where to place the return object
30 * walk_state - Current walk state
34 * DESCRIPTION: Concatenate two objects with the ACPI-defined conversion
37 * Per the ACPI spec (up to 6.1), Concatenate only supports Integer,
38 * String, and Buffer objects. However, we support all objects here
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| /linux/tools/power/x86/x86_energy_perf_policy/ |
| H A D | x86_energy_perf_policy.8 | 1 .\" This page Copyright (C) 2010 - 2015 Len Brown <len.brown@intel.com>
5 x86_energy_perf_policy \- Manage Energy vs. Performance Policy via x86 Model Specific Registers
10 .RB "scope: \-\-cpu\ cpu-list | \-\-pkg\ pkg-list"
12 .RB "cpu-list, pkg-list: # | #,# | #-# | all"
14 .RB "field: \-\-all | \-\-epb | \-\-hwp-epp | \-\-hwp-min | \-\-hwp-max | \-\-hwp-desired"
16 .RB "other: (\-\-force | \-\-hwp-enable | \-\-turbo-enable) value)"
18 .RB "value: # | default | performance | balance-performance | balance-power | power"
21 displays and updates energy-performance policy settings specific to
23 updates, no matter if the Linux cpufreq sub-system is enabled or not.
27 such as how aggressively the hardware enters and exits CPU idle states (C-states)
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| /linux/Documentation/networking/ |
| H A D | mptcp-sysctl.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 add_addr_timeout - INTEGER (seconds)
15 The default value matches TCP_RTO_MAX. This is a per-namespace
20 allow_join_initial_addr_port - BOOLEAN
29 This is a per-namespace sysctl.
33 available_schedulers - STRING
37 blackhole_timeout - INTEGER (seconds)
41 MPTCP is re-enabled and will reset to the initial value when the
48 checksum_enabled - BOOLEAN
52 per-namespace sysctl.
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| H A D | alias.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 IP-Aliasing
7 IP-aliases are an obsolete way to manage multiple IP-addresses/masks
8 per interface. Newer tools such as iproute2 support multiple
9 address/prefixes per interface, but aliases are still supported
12 An alias is formed by adding a colon and a string when running ifconfig.
13 This string is usually numeric, but this is not a must.
24 ~~ -> request alias #0 creation (if not yet exists) for eth0
36 ~~~~~~~~~~ -> will delete alias
39 Alias (re-)configuring
|
| /linux/Documentation/netlink/ |
| H A D | genetlink-legacy.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-legacy.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
13 type: [ string, integer ]
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
18 type: [ string, integer ]
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| H A D | netlink-raw.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/netlink-raw.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
13 type: [ string, integer ]
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
21 required: [ name, doc, attribute-sets, operations ]
26 type: string
28 type: string
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| /linux/Documentation/ABI/testing/ |
| H A D | configfs-usb-gadget | 1 What: /config/usb-gadget
5 This group contains sub-groups corresponding to created
8 What: /config/usb-gadget/gadget
18 to bind a gadget, empty string "" to unbind.
21 names are super-speed-plus, super-speed,
22 high-speed, full-speed, and low-speed.
34 What: /config/usb-gadget/gadget/configs
40 What: /config/usb-gadget/gadget/configs/config
51 What: /config/usb-gadget/gadget/configs/config/strings
55 This group contains subdirectories for language-specific
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| H A D | sysfs-class-hwmon | 4 This should be a short, lowercase string, not containing
16 The contents of the label are free-form.
132 Text string
135 this voltage channel is being used for, and user-space
137 user-space.
145 When disabled the sensor read will return -ENODATA.
147 - 1: Enable
148 - 0: Disable
156 - 1: Failed
157 - 0: Ok
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| /linux/Documentation/devicetree/bindings/usb/ |
| H A D | brcm,usb-pinmap.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/usb/brcm,usb-pinmap.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Al Cooper <alcooperx@gmail.com>
15 - const: brcm,usb-pinmap
22 description: Interrupt for signals mirrored to out-gpios.
24 in-gpios:
29 brcm,in-functions:
30 $ref: /schemas/types.yaml#/definitions/string-array
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| /linux/fs/xfs/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
10 on the SGI IRIX platform. It is completely multi-threaded, can
17 for complete details. This implementation is on-disk compatible
38 xfs_info against a filesystem mountpoint and checking for a string
39 beginning with "crc=". If the string "crc=0" is found, the
40 filesystem is a V4 filesystem. If no such string is found, please
51 bool "Support deprecated case-insensitive ascii (ascii-ci=1) format"
56 on systems that have been coerced into using ISO 8859-1, and it does
58 the locale settings in userspace, so it corrupts UTF-8 names.
65 xfs_info against a filesystem mountpoint and checking for a string
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| /linux/tools/testing/selftests/rcutorture/configs/rcu/ |
| H A D | ver_functions.sh | 2 # SPDX-License-Identifier: GPL-2.0+
4 # Kernel-version-dependent shell functions for the rest of the scripts.
10 # rcutorture_param_n_barrier_cbs bootparam-string
14 if echo $1 | grep -q "rcutorture\.n_barrier_cbs"
22 # rcutorture_param_onoff bootparam-string config-file
28 echo CPU-hotplug kernel, adding rcutorture onoff. 1>&2
33 # rcutorture_param_stat_interval bootparam-string
37 if echo $1 | grep -q "rcutorture\.stat_interval"
45 # per_version_boot_params bootparam-string config-file seconds
47 # Adds per-version torture-module parameters to kernels supporting them.
|
| /linux/arch/arm64/lib/ |
| H A D | strlen.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2013-2021, Arm Limited.
6 * https://github.com/ARM-software/optimized-routines/blob/98e4d6a5c13c8e54/string/aarch64/strlen.S
11 #include <asm/mte-def.h>
15 * ARMv8-a, AArch64, unaligned accesses, min page size 4k.
36 /* NUL detection works on the principle that (X - 1) & (~X) & 0x80
37 (=> (X - 1) & ~(X | 0x7f)) is non-zero iff a byte is zero, and
39 (X - 1) & 0x80 is zero for non-NUL ASCII characters, but gives
48 * (16-byte) granularity, and we must ensure that no access straddles this
58 of the string for a NUL character. In order to do an unaligned ldp
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| /linux/Documentation/devicetree/bindings/leds/backlight/ |
| H A D | qcom-wled.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/qcom-wled.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Bjorn Andersson <andersson@kernel.org>
11 - Kiran Gunda <quic_kgunda@quicinc.com>
21 - qcom,pm8941-wled
22 - qcom,pmi8950-wled
23 - qcom,pmi8994-wled
24 - qcom,pmi8998-wled
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| /linux/tools/perf/Documentation/ |
| H A D | perf-kwork.txt | 1 perf-kwork(1)
5 ----
6 perf-kwork - Tool to trace/measure kernel work properties (latencies)
9 --------
14 -----------
20 'perf kwork report' to report the per kwork runtime.
22 'perf kwork latency' to report the per kwork latencies.
29 perf kwork record -- sleep 1
31 perf kwork report -b
33 perf kwork latency -b
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| H A D | perf-kmem.txt | 1 perf-kmem(1)
5 ----
6 perf-kmem - Tool to trace/measure kernel memory properties
9 --------
14 -----------
17 'perf kmem [<options>] record [<perf-record-options>] <command>' to
19 record' options may be specified after record, such as '-o' to
25 -------
26 -i <file>::
27 --input=<file>::
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| /linux/lib/ |
| H A D | seq_buf.c | 1 // SPDX-License-Identifier: GPL-2.0
26 #include <linux/string.h>
31 * seq_buf_can_fit - can the new data fit in the current buffer?
40 return s->len + len <= s->size; in seq_buf_can_fit()
44 * seq_buf_print_seq - move the contents of seq_buf into a seq_file
48 * Returns: zero on success, non-zero otherwise.
54 return seq_write(m, s->buffer, len); in seq_buf_print_seq()
58 * seq_buf_vprintf - sequence printing of information.
60 * @fmt: printf format string
65 * Returns: zero on success, -1 on overflow.
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| /linux/Documentation/core-api/ |
| H A D | netlink.rst | 1 .. SPDX-License-Identifier: BSD-3-Clause
13 ---------------
21 -------------
31 ---------------
44 ----------
51 ------------------------
54 them - make sure to report dump inconsistency with ``NLM_F_DUMP_INTR``.
65 -------
67 kernel-policy
71 operations of the family, defined for each operation individually - ``per-op``,
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| /linux/Documentation/trace/ |
| H A D | boottime-trace.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 Boot-time tracing
12 Boot-time tracing allows users to trace boot-time process including
13 device initialization with full features of ftrace including per-event
14 filter and actions, histograms, kprobe-events and synthetic-events,
27 .. [1] See :ref:`Documentation/admin-guide/bootconfig.rst <bootconfig>`
28 .. [2] See :ref:`Documentation/admin-guide/kernel-parameters.rst <kernelparameters>`
31 ---------------------
37 Output trace-event data on printk buffer too.
53 Add fgraph non-tracing function filters.
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| /linux/tools/power/x86/turbostat/ |
| H A D | turbostat.8 | 3 turbostat \- Report processor frequency and idle statistics
12 .RB [ "\--interval seconds" ]
15 idle power-state statistics, temperature and power on X86 processors.
19 in one-shot upon its completion.
22 The 5-second interval can be changed using the --interval option.
26 Options can be specified with a single or double '-', and only as much of the option
27 name as necessary to disambiguate it from others is necessary. Note that options are case-sensitiv…
29 \fB--add attributes\fP add column with counter having specified 'attributes'. The 'location' attri…
36 … event for given device from /sys/bus/event_source/devices/<device>/events/<event> eg. c1-residency
37 …perf/cstate_core/c1-residency would then use /sys/bus/event_source/devices/cstate_core/events/c1-r…
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| /linux/scripts/gdb/linux/ |
| H A D | cpus.py | 4 # per-cpu tools
6 # Copyright (c) Siemens AG, 2011-2013
27 return gdb.selected_thread().num - 1
36 if cpu == -1:
77 entry = -1
129 super(LxCpus, self).__init__("lx-cpus", gdb.COMMAND_DATA)
142 """Return per-cpu variable.
144 $lx_per_cpu("VAR"[, CPU]): Return the per
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| /linux/tools/testing/selftests/rcutorture/configs/scf/ |
| H A D | ver_functions.sh | 2 # SPDX-License-Identifier: GPL-2.0+
4 # Torture-suite-dependent shell functions for the rest of the scripts.
10 # scftorture_param_onoff bootparam-string config-file
16 echo CPU-hotplug kernel, adding scftorture onoff. 1>&2
21 # per_version_boot_params bootparam-string config-file seconds
23 # Adds per-version torture-module parameters to kernels supporting them.
|
| /linux/tools/testing/selftests/rcutorture/configs/lock/ |
| H A D | ver_functions.sh | 2 # SPDX-License-Identifier: GPL-2.0+
4 # Kernel-version-dependent shell functions for the rest of the scripts.
10 # locktorture_param_onoff bootparam-string config-file
16 echo CPU-hotplug kernel, adding locktorture onoff. 1>&2
21 # per_version_boot_params bootparam-string config-file seconds
23 # Adds per-version torture-module parameters to kernels supporting them.
|
| /linux/fs/jfs/ |
| H A D | jfs_unicode.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) International Business Machines Corp., 2000-2004
16 * FUNCTION: Convert little-endian unicode string to character string
25 int warn = !!warn_again; /* once per string */ in jfs_strfromUCS_le()
31 codepage->uni2char(le16_to_cpu(from[i]), in jfs_strfromUCS_le()
44 warn--; in jfs_strfromUCS_le()
45 warn_again--; in jfs_strfromUCS_le()
47 "non-latin1 character 0x%x found in JFS file name\n", in jfs_strfromUCS_le()
66 * FUNCTION: Convert character string to unicode string
76 for (i = 0; len && *from; i++, from += charlen, len -= charlen) in jfs_strtoUCS()
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