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/Documentation/devicetree/bindings/interrupt-controller/
Dmti,gic.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/interrupt-controller/mti,gic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Paul Burton <paulburton@kernel.org>
11 - Thomas Bogendoerfer <tsbogend@alpha.franken.de>
15 It also supports local (per-processor) interrupts and software-generated
16 interrupts which can be used as IPIs. The GIC also includes a free-running
17 global timer, per-CPU count/compare timers, and a watchdog.
23 "#interrupt-cells":
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/Documentation/devicetree/bindings/powerpc/
Dibm,powerpc-cpu-features.txt3 (skiboot/doc/device-tree/ibm,powerpc-cpu-features/binding.txt)
9 ibm,powerpc-cpu-features binding
12 This device tree binding describes CPU features available to software, with
19 /cpus/ibm,powerpc-cpu-features node binding
20 -------------------------------------------
22 Node: ibm,powerpc-cpu-features
24 Description: Container of CPU feature nodes.
26 The node name must be "ibm,powerpc-cpu-features".
35 - compatible
38 Definition: "ibm,powerpc-cpu-features"
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/Documentation/arch/arm/
Dmemory.rst13 The ARM CPU is capable of addressing a maximum of 4GB virtual memory
30 ffff1000 ffff7fff Reserved.
33 ffff0000 ffff0fff CPU vector page.
34 The CPU vectors are mapped here if the
35 CPU supports vector relocation (control
39 in proc-xscale.S to flush the whole data
43 DTCM mounted inside the CPU.
46 ITCM mounted inside the CPU.
53 ff800000 ffbfffff Permanent, fixed read-only mapping of the
59 VMALLOC_START VMALLOC_END-1 vmalloc() / ioremap() space.
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/Documentation/filesystems/xfs/
Dxfs-delayed-logging-design.rst1 .. SPDX-License-Identifier: GPL-2.0
33 details logged are made up of the changes to in-core structures rather than
34 on-disk structures. Other objects - typically buffers - have their physical
40 The reason for these differences is to keep the amount of log space and CPU time
64 place. This means that permanent transactions can be used for one-shot
65 modifications, but one-shot reservations cannot be used for permanent
68 In the code, a one-shot transaction pattern looks somewhat like this::
97 While this might look similar to a one-shot transaction, there is an important
123 the on-disk journal.
165 transaction, we have to reserve enough space to record a full leaf-to-root split
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/Documentation/arch/loongarch/
Dintroduction.rst1 .. SPDX-License-Identifier: GPL-2.0
7 LoongArch is a new RISC ISA, which is a bit like MIPS or RISC-V. There are
8 currently 3 variants: a reduced 32-bit version (LA32R), a standard 32-bit
9 version (LA32S) and a 64-bit version (LA64). There are 4 privilege levels
22 ----
24 LoongArch has 32 GPRs ( ``$r0`` ~ ``$r31`` ); each one is 32-bit wide in LA32
25 and 64-bit wide in LA64. ``$r0`` is hard-wired to zero, and the other registers
26 are not architecturally special. (Except ``$r1``, which is hard-wired as the
30 the LoongArch ELF psABI spec, in :ref:`References <loongarch-references>`:
40 ``$r4``-``$r11`` ``$a0``-``$a7`` Argument registers No
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/Documentation/admin-guide/hw-vuln/
Dl1tf.rst1 L1TF - L1 Terminal Fault
7 for the access, has the Present bit cleared or other reserved bits set.
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
25 IA32_ARCH_CAPABILITIES MSR. If the bit is set the CPU is not affected
33 ------------
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/Documentation/virt/kvm/
Dapi.rst1 .. SPDX-License-Identifier: GPL-2.0
4 The Definitive KVM (Kernel-based Virtual Machine) API Documentation
13 - System ioctls: These query and set global attributes which affect the
17 - VM ioctls: These query and set attributes that affect an entire virtual
24 - vcpu ioctls: These query and set attributes that control the operation
25 of a single virtual cpu.
32 - device ioctls: These query and set attributes that control the operation
46 create a virtual cpu or device and return a file descriptor pointing to
80 facility that allows backward-compatible extensions to the API to be
104 the ioctl returns -ENOTTY.
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/Documentation/filesystems/
Dproc.rst1 .. SPDX-License-Identifier: GPL-2.0
24 1.1 Process-Specific Subdirectories
36 3 Per-Process Parameters
37 3.1 /proc/<pid>/oom_adj & /proc/<pid>/oom_score_adj - Adjust the oom-killer
39 3.2 /proc/<pid>/oom_score - Display current oom-killer score
40 3.3 /proc/<pid>/io - Display the IO accounting fields
41 3.4 /proc/<pid>/coredump_filter - Core dump filtering settings
42 3.5 /proc/<pid>/mountinfo - Information about mounts
44 3.7 /proc/<pid>/task/<tid>/children - Information about task children
45 3.8 /proc/<pid>/fdinfo/<fd> - Information about opened file
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