| /linux/tools/perf/Documentation/ |
| H A D | perf-daemon.txt | 1 perf-daemon(1)
6 ----
7 perf-daemon - Run record sessions on background
11 --------
22 -----------
23 This command allows to run simple daemon process that starts and
32 …916507 916508 ... \_ perf record --control=fifo:control,ack -m 10M -e cycles --overwrite --switc…
33 …916507 916509 ... \_ perf record --control=fifo:control,ack -m 20M -e sched:* --overwrite --swit…
38 to produce data periodically, like with --switch-output configuration
41 Each session is started with control setup (with perf record --control
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| /linux/tools/perf/tests/shell/ |
| H A D | daemon.sh | 3 # SPDX-License-Identifier: GPL-2.0
55 local run=$3
58 local control=$6
82 if [ "${run}" != "${line_run}" ]; then
83 echo "FAILED: wrong run"
97 if [ "${control}" != "${line_control}" ]; then
98 echo "FAILED: wrong control"
118 line=`perf daemon --config ${config} -x: | head -1`
123 trap - SIGINT SIGTERM
126 perf daemon stop --config ${config}
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| /linux/arch/powerpc/include/asm/ |
| H A D | dbdma.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Definitions for using the Apple Descriptor-Based DMA controller
13 * DBDMA control/status registers. All little-endian.
16 unsigned int control; /* lets you change bits in status */ member
32 /* Bits in control and status registers */
33 #define RUN 0x8000 macro
43 * DBDMA command structure. These fields are all little-endian!
47 __le16 command; /* command word (has bit-fields) */
49 __le32 cmd_dep; /* command-dependent field */
66 #define KEY_STREAM1 0x100 /* control/status stream */
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| /linux/Documentation/scheduler/ |
| H A D | sched-rt-group.rst | 2 Real-Time group scheduling
12 2.1 System-wide settings
33 are real-time processes).
40 ---------------
42 Real-time scheduling is all about determinism, a group has to be able to rely on
44 multiple groups of real-time tasks, each group must be assigned a fixed portion
45 of the CPU time available. Without a minimum guarantee a real-time group can
50 ----------------
53 in a given period. We allocate this "run time" for each real-time group which
54 the other real-time groups will not be permitted to use.
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| /linux/fs/btrfs/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0
24 Btrfs is a general purpose copy-on-write filesystem with extents,
42 bool "Btrfs POSIX Access Control Lists"
46 POSIX Access Control Lists (ACLs) support permissions for users and
49 If you don't know what Access Control Lists are, say N
52 bool "Btrfs will run sanity tests upon loading"
55 This will run sanity tests for core functionality like free space,
67 Enable run-time debugging support for the btrfs filesystem.
80 Enable run-time assertion checking. Additional safety checks are
82 and assumptions of code to run properly. This may result in panics,
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| /linux/arch/arm/mach-pxa/ |
| H A D | smemc.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
16 #define MDREFR (SMEMC_VIRT + 0x04) /* SDRAM Refresh Control Register */
17 #define MSC0 (SMEMC_VIRT + 0x08) /* Static Memory Control Register 0 */
18 #define MSC1 (SMEMC_VIRT + 0x0C) /* Static Memory Control Register 1 */
19 #define MSC2 (SMEMC_VIRT + 0x10) /* Static Memory Control Register 2 */
21 #define SXLCR (SMEMC_VIRT + 0x18) /* LCR value to be written to SDRAM-Timing Synchronous Flash */
22 #define SXCNFG (SMEMC_VIRT + 0x1C) /* Synchronous Static Memory Control Register */
31 #define BOOT_DEF (SMEMC_VIRT + 0x44) /* Read-Only Boot-Time Register. Contains BOOT_SEL and PKG_SE…
49 #define MECR_NOS (1 << 0) /* Number Of Sockets: 0 -> 1 sock, 1 -> 2 sock */
50 #define MECR_CIT (1 << 1) /* Card Is There: 0 -> no card, 1 -> card inserted */
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| /linux/net/bluetooth/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
20 Bluetooth is low-cost, low-power, short-range wireless technology.
21 It was designed as a replacement for cables and other short-range
30 L2CAP (Logical Link Control and Adaptation Protocol)
42 To use Linux Bluetooth subsystem, you will need several user-space
70 Bluetooth Low Energy includes support low-energy physical
74 bool "Bluetooth L2CAP Enhanced Credit Flow Control"
78 Bluetooth Low Energy L2CAP Enhanced Credit Flow Control available with
125 Run self tests when initializing the Bluetooth subsystem. This
130 cases are run first thing at module load time. When the Bluetooth
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| /linux/drivers/net/ethernet/apple/ |
| H A D | mace.c | 1 // SPDX-License-Identifier: GPL-2.0-only
29 static int port_aaui = -1;
115 int j, rev, rc = -EBUSY; in mace_probe()
120 return -ENODEV; in mace_probe()
123 addr = of_get_property(mace, "mac-address", NULL); in mace_probe()
125 addr = of_get_property(mace, "local-mac-address", NULL); in mace_probe()
127 printk(KERN_ERR "Can't get mac-address for MACE %pOF\n", in mace_probe()
129 return -ENODEV; in mace_probe()
134 * lazy allocate the driver-wide dummy buffer. (Note that we in mace_probe()
140 return -ENOMEM; in mace_probe()
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| /linux/arch/x86/include/uapi/asm/ |
| H A D | sgx.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * Copyright(c) 2016-20 Intel Corporation.
12 * enum sgx_page_flags - page control flags
40 * struct sgx_enclave_create - parameter structure for the
49 * struct sgx_enclave_add_pages - parameter structure for the
55 * @flags: page control flags
68 * struct sgx_enclave_init - parameter structure for the
77 * struct sgx_enclave_provision - parameter structure for the
86 * struct sgx_enclave_restrict_permissions - parameters for ioctl
105 * struct sgx_enclave_modify_types - parameters for ioctl
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| /linux/Documentation/admin-guide/hw-vuln/ |
| H A D | l1tf.rst | 1 L1TF - L1 Terminal Fault
10 -------------------
15 - Processors from AMD, Centaur and other non Intel vendors
17 - Older processor models, where the CPU family is < 6
19 - A range of Intel ATOM processors (Cedarview, Cloverview, Lincroft,
22 - The Intel XEON PHI family
24 - Intel processors which have the ARCH_CAP_RDCL_NO bit set in the
33 ------------
38 CVE-2018-3615 L1 Terminal Fault SGX related aspects
39 CVE-2018-3620 L1 Terminal Fault OS, SMM related aspects
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| /linux/arch/arm/mach-sa1100/include/mach/ |
| H A D | SA-1100.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * FILE SA-1100.h
9 * System StrongARM SA-1100
12 * SA-1100 microprocessor (Advanced RISC Machine (ARM)
14 * StrongARM SA-1100 data sheet version 2.2.
21 #error You must include hardware.h not SA-1100.h
77 * Universal Serial Bus (USB) Device Controller (UDC) control registers
81 * Controller (UDC) Control Register (read/write).
91 * Controller (UDC) Control/Status register end-point 0
94 * Controller (UDC) Control/Status register end-point 1
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| /linux/Documentation/leds/ |
| H A D | leds-lp55xx.rst | 8 -----------
14 Device attributes for user-space interface
28 control multi output LED channels such as led current, channel index.
30 general chip control such like the I2C and platform data.
50 - Maximum number of channels
51 - Reset command, chip enable command
52 - Chip specific initialization
53 - Brightness control register access
54 - Setting LED output current
55 - Program memory address access for running patterns
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| H A D | leds-lp5523.rst | 9 Contact: Samu Onkalo (samu.p.onkalo-at-nokia.com)
12 -----------
14 the led class control interface.
15 The name of each channel is configurable in the platform data - name and label.
22 - /sys/class/leds/R1 (name: 'R1')
23 - /sys/class/leds/B1 (name: 'B1')
28 - /sys/class/leds/RGB:channelN (label: 'RGB', N: 0 ~ 8)
33 - /sys/class/leds/lp5523:channelN (N: 0 ~ 8)
36 There are two ways to run LED patterns.
38 1) Legacy interface - enginex_mode, enginex_load and enginex_leds
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| H A D | leds-lp5521.rst | 10 Contact: Samu Onkalo (samu.p.onkalo-at-nokia.com)
13 -----------
16 the led class control interface. Channels have generic names:
23 There are two ways to run LED patterns.
25 1) Legacy interface - enginex_mode and enginex_load
26 Control interface for the engines:
31 disabled, load, run
40 echo "run" > engine3_mode
46 2) Firmware interface - LP55xx common interface
48 For the details, please refer to 'firmware' section in leds-lp55xx.txt
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| /linux/Documentation/arch/powerpc/ |
| H A D | dexcr.rst | 1 .. SPDX-License-Identifier: GPL-2.0-or-later
4 DEXCR (Dynamic Execution Control Register)
11 PowerPC ISA 3.1B (Power10) that allows per-cpu control over several dynamic
13 branch target prediction) and enabling return-oriented programming (ROP)
16 The execution control is exposed in hardware as up to 32 bits ('aspects') in
22 A privileged SPR that can control aspects for userspace and kernel space
24 A hypervisor-privileged SPR that can control aspects for the hypervisor and
27 An optional ultravisor-privileged SPR that can control aspects for the ultravisor.
30 provides a non-privileged read-only view of the userspace DEXCR aspects.
31 There is also an SPR that provides a read-only view of the hypervisor enforced
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| /linux/Documentation/hwmon/ |
| H A D | g762.rst | 5 and performs closed-loop or open-loop control of the fan speed. Two
6 modes - PWM or DC - are supported by the device.
9 http://natisbad.org/NAS/ref/GMT_EDS-762_763-080710-0.2.pdf. sysfs
10 bindings are described in Documentation/hwmon/sysfs-interface.rst.
13 /sys/bus/i2c/drivers/g762/ to control the operation of the device.
25 set desired fan speed. This only makes sense in closed-loop
26 fan speed control (i.e. when pwm1_enable is set to 2).
44 in closed-loop control mode, if fan RPM value is 25% out
49 set current fan speed control mode i.e. 1 for manual fan
50 speed control (open-loop) via pwm1 described below, 2 for
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| /linux/tools/perf/ |
| H A D | builtin-daemon.c | 1 // SPDX-License-Identifier: GPL-2.0
4 #include <subcmd/parse-options.h>
34 #define SESSION_CONTROL "control"
40 * OK - session is up and running
41 * RECONFIG - session is pending for reconfiguration,
43 * KILL - session is pending to be killed
49 * - reads config file and setup session objects
52 * OK - no change needed
53 * RECONFIG - session needs to be changed
54 * (run variable changed)
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| /linux/Documentation/dev-tools/kunit/ |
| H A D | faq.rst | 1 .. SPDX-License-Identifier: GPL-2.0
17 the test's control like hardware.
21 testing frameworks require tests to be written in userspace and run on the
35 (see :ref:`kunit-on-qemu`).
37 In short, yes, you can run KUnit on other architectures, but it might require
40 For more information, see :ref:`kunit-on-non-uml`.
42 .. _kinds-of-tests:
47 test, or an end-to-end test.
49 - A unit test is supposed to test a single unit of code in isolation. A unit
53 outside of the test's control like hardware.
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| /linux/Documentation/devicetree/bindings/pinctrl/ |
| H A D | sprd,pinctrl.txt | 5 The first block comprises some global control registers, and each
8 pad driving level, system control select and so on ("domain pad
11 select 3.0v, then the pin can output 3.0v. "system control" is used
16 of them, so we can not make every Spreadtrum-special configuration
18 global configuration in future. Then we add one "sprd,control" to
19 set these various global control configuration, and we need use
23 bits in one global control register as one pin, thus we should
35 - input-enable
36 - input-disable
37 - output-high
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| /linux/drivers/net/wireless/ath/ath5k/ |
| H A D | ani.h | 40 * enum ath5k_ani_mode - mode for ANI / noise sensitivity
45 * maximizing sensitivity. ANI will not run.
47 * minimizing sensitivity. ANI will not run.
48 * @ATH5K_ANI_MODE_AUTO: Automatically control immunity parameters based on the
60 * struct ath5k_ani_state - ANI state and associated counters
72 * @last_listen: Listen time from previous run (for stats)
73 * @last_ofdm_errors: OFDM timing error count from previous run (for tats)
74 * @last_cck_errors: CCK timing error count from previous run (for stats)
110 /* for manual control */
|
| /linux/Documentation/arch/x86/ |
| H A D | sgx.rst | 1 .. SPDX-License-Identifier: GPL-2.0
13 * Privileged (ring-0) ENCLS functions orchestrate the construction of the
15 * Unprivileged (ring-3) ENCLU functions allow an application to enter and
38 with an enclave. It is contained in a BIOS-reserved region of physical memory.
49 ------------------
51 **SGX Enclave Control Structure (SECS)**
58 **Thread Control Structure (TCS)**
59 Thread Control Structure pages define the entry points to an enclave and
67 ----------------------
76 remain read-only. EPCM permissions may only impose additional restrictions on
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| /linux/fs/ext4/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
14 the on-disk format of ext4 is not forwards compatible with
15 ext3; it is based on extent maps and it supports 48-bit
47 bool "Ext4 POSIX Access Control Lists"
51 POSIX Access Control Lists (ACLs) support permissions for users and
54 If you don't know what Access Control Lists are, say N
60 Security labels support alternative access control models
72 Enables run-time debugging support for the ext4 filesystem.
75 using dynamic debug control for mb_debug() / ext_debug() msgs.
84 KUnit tests run during boot and output the results to the debug log
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| /linux/drivers/clk/pxa/ |
| H A D | clk-pxa.c | 1 // SPDX-License-Identifier: GPL-2.0-only
10 #include <linux/clk-provider.h>
16 #include <dt-bindings/clock/pxa-clock.h>
17 #include "clk-pxa.h"
22 #define MDREFR_K0DB4 (1 << 29) /* SDCLK0 Divide by 4 Control/Status */
23 #define MDREFR_K2FREE (1 << 25) /* SDRAM Free-Running Control */
24 #define MDREFR_K1FREE (1 << 24) /* SDRAM Free-Running Control */
25 #define MDREFR_K0FREE (1 << 23) /* SDRAM Free-Running Control */
26 #define MDREFR_SLFRSH (1 << 22) /* SDRAM Self-Refresh Control/Status */
27 #define MDREFR_APD (1 << 20) /* SDRAM/SSRAM Auto-Power-Down Enable */
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| /linux/tools/testing/selftests/vsock/ |
| H A D | vmtest.sh | 2 # SPDX-License-Identifier: GPL-2.0
7 # * virtme-ng
8 # * busybox-static (used by virtme-ng)
9 # * qemu (used by virtme-ng)
11 readonly SCRIPT_DIR="$(cd -P -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd -P)"
28 # virtme-ng offers a netdev for ssh when using "--ssh", but we also need a
29 # control port forwarded for vsock_test. Because virtme-ng doesn't support
30 # adding an additional port to forward to the device created from "--ssh" and
31 # virtme-init mistakenly sets identical IPs to the ssh device and additional
32 # devices, we instead opt out of using --ssh, add the device manually, and also
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| /linux/Documentation/devicetree/bindings/leds/ |
| H A D | leds-lm3532.txt | 1 * Texas Instruments - lm3532 White LED driver with ambient light sensing
4 The LM3532 provides the 3 high-voltage, low-side current sinks. The device is
5 programmable over an I2C-compatible interface and has independent
6 current control for all three channels. The adaptive current regulation
11 each with 32 internal voltage setting resistors, 8-bit logarithmic and linear
12 brightness control, dual external PWM brightness control inputs, and up to
16 - compatible : "ti,lm3532"
17 - reg : I2C slave address
18 - #address-cells : 1
19 - #size-cells : 0
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|