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/Documentation/netlink/specs/
Dtc.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
4 protocol: netlink-raw
12 -
16 -
19 -
23 -
26 -
29 -
32 -
35 -
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Dnlctrl.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
4 protocol: genetlink-legacy
5 uapi-header: linux/genetlink.h
8 genetlink meta-family that exposes information about all genetlink
12 -
13 name: op-flags
14 type: flags
15 enum-name:
17 - admin-perm
18 - cmd-cap-do
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Dovs_flow.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
5 protocol: genetlink-legacy
6 uapi-header: linux/openvswitch.h
12 -
13 name: ovs-header
18 -
19 name: dp-ifindex
24 -
25 name: ovs-flow-stats
28 -
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Drt_link.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 name: rt-link
4 protocol: netlink-raw
11 -
12 name: ifinfo-flags
13 type: flags
15 -
17 -
19 -
21 -
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Dovs_datapath.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
5 protocol: genetlink-legacy
6 uapi-header: linux/openvswitch.h
12 -
13 name: ovs-header
16 -
17 name: dp-ifindex
19 -
20 name: user-features
21 type: flags
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/Documentation/devicetree/bindings/powerpc/opal/
Dpower-mgt.txt1 IBM Power-Management Bindings
6 node @power-mgt in the device-tree by the firmware.
9 ----------------
12 - name: The name of the idle state as defined by the firmware.
14 - flags: indicating some aspects of this idle states such as the
15 extent of state-loss, whether timebase is stopped on this
18 - exit-latency: The latency involved in transitioning the state of the
21 - target-residency: The minimum time that the CPU needs to reside in
22 this idle state in order to accrue power-savings
26 ----------------
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/Documentation/power/
Dpm_qos_interface.rst11 * The per-device PM QoS framework provides the API to manage the
12 per-device latency constraints and PM QoS flags.
87 2. PM QoS per-device latency and flags framework
92 state latency tolerance (in microseconds) and the third one is for PM QoS flags.
97 The PM QoS flags aggregate value is a gather (bitwise OR) of all list elements'
126 enum pm_qos_flags_status dev_pm_qos_flags(device, mask)
127 Check PM QoS flags of the given device against the given mask of flags.
131 All flags from the mask are set
133 Some flags from the mask are set
135 No flags from the mask are set
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/Documentation/virt/kvm/devices/
Ds390_flic.rst1 .. SPDX-License-Identifier: GPL-2.0
7 FLIC handles floating (non per-cpu) interrupts, i.e. I/O, service and some
8 machine check interruptions. All interrupts are stored in a per-vm list of
14 - add interrupts (KVM_DEV_FLIC_ENQUEUE)
15 - inspect currently pending interrupts (KVM_FLIC_GET_ALL_IRQS)
16 - purge all pending floating interrupts (KVM_DEV_FLIC_CLEAR_IRQS)
17 - purge one pending floating I/O interrupt (KVM_DEV_FLIC_CLEAR_IO_IRQ)
18 - enable/disable for the guest transparent async page faults
19 - register and modify adapter interrupt sources (KVM_DEV_FLIC_ADAPTER_*)
20 - modify AIS (adapter-interruption-suppression) mode state (KVM_DEV_FLIC_AISM)
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Dxive.rst1 .. SPDX-License-Identifier: GPL-2.0
8 - KVM_DEV_TYPE_XIVE POWER9 XIVE Interrupt Controller generation 1
32 - Interrupt Pending Buffer (IPB)
33 - Current Processor Priority (CPPR)
34 - Notification Source Register (NSR)
49 3. Device pass-through
51 When a device is passed-through into the guest, the source
61 interrupt of the device being passed-through or the initial IPI ESB
66 helpers in KVM-PPC.
94 -EINVAL Value greater than KVM_MAX_VCPU_IDS.
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/Documentation/arch/arm/
Dinterrupts.rst5 2.5.2-rmk5:
7 major architecture-specific subsystems.
10 MMU TLB. Each MMU TLB variant is now handled completely separately -
26 SA1100 ------------> Neponset -----------> SA1111
28 -----------> USAR
30 -----------> SMC9196
33 exclusive of each other - if you're processing one interrupt from the
36 IDE PIO-based interrupt on the SA1111 excludes all other SA1111 and
37 SMC9196 interrupts until it has finished transferring its multi-sector
51 GPIO0-10, and another for all the rest. It is just a container for
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/Documentation/translations/zh_CN/mm/
Dhwpoison.rst42 该代码由mm/memory-failure.c中的高级处理程序、一个新的页面poison位和虚拟机中的
45 现在主要目标是KVM客户机,但它适用于所有类型的应用程序。支持KVM需要最近的qemu-kvm
102 * madvise(MADV_HWPOISON, ....) (as root) - 在测试过程中Poison一个页面
104 * 通过debugfs ``/sys/kernel/debug/hwpoison/`` hwpoison-inject模块
106 corrupt-pfn
109 unpoison-pfn
110 在PFN的Software-unpoison页面对应到这个文件。这样,一个页面可以再次被
115 corrupt-filter-dev-major, corrupt-filter-dev-minor
116 只处理与块设备major/minor定义的文件系统相关的页面的内存故障。-1U是通
119 corrupt-filter-memcg
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/Documentation/admin-guide/
Dbinfmt-misc.rst9 with which binary. Binfmt_misc recognises the binary-type by matching some bytes
16 mount binfmt_misc -t binfmt_misc /proc/sys/fs/binfmt_misc
19 ``:name:type:offset:magic:mask:interpreter:flags`` (where you can choose the
24 - ``name``
28 - ``type``
30 - ``offset``
31 is the offset of the magic/mask in the file, counted in bytes. This
34 - ``magic``
36 may contain hex-encoded characters like ``\x0a`` or ``\xA4``. Note that you
43 - ``mask``
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Dvga-softcursor.rst9 tricks: you can make your cursor look like a non-blinking red block,
32 Highlights are ignored for the last two flags.
40 on highlight (or sometimes blinking -- it depends on the configuration
47 bit by including it in both the set mask and the toggle mask.
50 --------
54 echo -e '\033[?2c'
58 echo -e '\033[?6c'
60 To get red non-blinking block, use::
62 echo -e '\033[?17;0;64c'
/Documentation/sound/designs/
Dtracepoints.rst19 ------------------------------------
25 -----------------------------------------------------
45 ``flags``
50 struct snd_mask and represent mask values. As of PCM protocol
53 - SNDRV_PCM_HW_PARAM_ACCESS
54 - SNDRV_PCM_HW_PARAM_FORMAT
55 - SNDRV_PCM_HW_PARAM_SUBFORMAT
61 - SNDRV_PCM_HW_PARAM_SAMPLE_BITS
62 - SNDRV_PCM_HW_PARAM_FRAME_BITS
63 - SNDRV_PCM_HW_PARAM_CHANNELS
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/Documentation/devicetree/bindings/mailbox/
Dnvidia,tegra186-hsp.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/nvidia,tegra186-hsp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
30 - bits 15..8:
31 A bit mask of flags that further specifies the type of shared
33 specified then, 32-bit shared mailbox is used.
34 - bits 7..0:
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/Documentation/devicetree/bindings/pinctrl/
Dpinctrl-mcp23s08.txt2 8-/16-bit I/O expander with serial interface (I2C/SPI)
5 - compatible : Should be
6 - "mcp,mcp23s08" (DEPRECATED) for 8 GPIO SPI version
7 - "mcp,mcp23s17" (DEPRECATED) for 16 GPIO SPI version
8 - "mcp,mcp23008" (DEPRECATED) for 8 GPIO I2C version or
9 - "mcp,mcp23017" (DEPRECATED) for 16 GPIO I2C version of the chip
11 - "microchip,mcp23s08" for 8 GPIO SPI version
12 - "microchip,mcp23s17" for 16 GPIO SPI version
13 - "microchip,mcp23s18" for 16 GPIO SPI version
14 - "microchip,mcp23008" for 8 GPIO I2C version or
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/Documentation/userspace-api/media/v4l/
Dbuffer.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
11 the Streaming I/O methods. In the multi-planar API, the data is held in
14 copied. These pointers, together with meta-information like timestamps
18 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. In the multi-planar API,
19 some plane-specific members of struct :c:type:`v4l2_buffer`,
26 see flags in the masks ``V4L2_BUF_FLAG_TIMESTAMP_MASK`` and
27 ``V4L2_BUF_FLAG_TSTAMP_SRC_MASK`` in :ref:`buffer-flags`. These flags
29 stream. Changes in these flags may take place as a side effect of
33 mem-to-mem devices is an exception to the rule: the timestamp source
34 flags are copied from the OUTPUT video buffer to the CAPTURE video
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Dvidioc-g-enc-index.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_G_ENC_INDEX - Get meta data about a compressed video stream
54 Currently this ioctl is only defined for MPEG-2 program streams and
61 .. flat-table:: struct v4l2_enc_idx
62 :header-rows: 0
63 :stub-columns: 0
66 * - __u32
67 - ``entries``
68 - The number of entries the driver stored in the ``entry`` array.
69 * - __u32
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/Documentation/firmware-guide/acpi/apei/
Deinj.rst1 .. SPDX-License-Identifier: GPL-2.0
15 which shows that the BIOS is exposing an EINJ table - it is the
43 - available_error_type
51 0x00000002 Processor Uncorrectable non-fatal
54 0x00000010 Memory Uncorrectable non-fatal
57 0x00000080 PCI Express Uncorrectable non-fatal
60 0x00000400 Platform Uncorrectable non-fatal
67 - error_type
72 - error_inject
78 - flags
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/Documentation/netlink/
Dgenetlink.yaml1 # 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 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
19 pattern: ^[su](8|16|32|64)-(min|max)$
26 required: [ name, doc, attribute-sets, operations ]
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Dgenetlink-c.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-c.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
19 pattern: ^[su](8|16|32|64)-(min|max)$
26 required: [ name, doc, attribute-sets, operations ]
[all …]
/Documentation/devicetree/bindings/clock/
Dxgene.txt1 Device Tree Clock bindings for APM X-Gene
5 [1] Documentation/devicetree/bindings/clock/clock-bindings.txt
8 - compatible : shall be one of the following:
9 "apm,xgene-socpll-clock" - for a X-Gene SoC PLL clock
10 "apm,xgene-pcppll-clock" - for a X-Gene PCP PLL clock
11 "apm,xgene-pmd-clock" - for a X-Gene PMD clock
12 "apm,xgene-device-clock" - for a X-Gene device clock
13 "apm,xgene-socpll-v2-clock" - for a X-Gene SoC PLL v2 clock
14 "apm,xgene-pcppll-v2-clock" - for a X-Gene PCP PLL v2 clock
17 - reg : shall be the physical PLL register address for the pll clock.
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/Documentation/mm/
Dhwpoison.rst41 The code consists of a the high level handler in mm/memory-failure.c,
46 of applications. KVM support requires a recent qemu-kvm release.
109 * madvise(MADV_HWPOISON, ....) (as root) - Poison a page in the
112 * hwpoison-inject module through debugfs ``/sys/kernel/debug/hwpoison/``
114 corrupt-pfn
118 unpoison-pfn
119 Software-unpoison page at PFN echoed into this file. This way
127 corrupt-filter-dev-major, corrupt-filter-dev-minor
129 system defined by block device major/minor. -1U is the
133 corrupt-filter-memcg
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/Documentation/leds/
Dleds-class.rst8 of the LED (taking a value 0-max_brightness). Most LEDs don't have hardware
9 brightness support so will just be turned on for non-zero brightness settings.
14 existing subsystems with minimal additional code. Examples are the disk-activity,
15 nand-disk and sharpsl-charge triggers. With led triggers disabled, the code
48 - devicename:
57 - color:
59 include/dt-bindings/leds/common.h.
61 - function:
63 include/dt-bindings/leds/common.h.
66 to linux-leds@vger.kernel.org.
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/Documentation/arch/arm64/
Dmemory-tagging-extension.rst8 Date: 2020-02-25
18 (Top Byte Ignore) feature and allows software to access a 4-bit
19 allocation tag for each 16-byte granule in the physical address space.
20 Such memory range must be mapped with the Normal-Tagged memory
21 attribute. A logical tag is derived from bits 59-56 of the virtual
34 --------
40 ``PROT_MTE`` - Pages allow access to the MTE allocation tags.
43 user address space and preserved on copy-on-write. ``MAP_SHARED`` is
47 RAM-based file mappings (``tmpfs``, ``memfd``). Passing it to other
48 types of mapping will result in ``-EINVAL`` returned by these system
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