linux-stable/Documentation/core-api/index.rst
Dan Williams d5934e7631 cleanup: Add usage and style documentation
When proposing that PCI grow some new cleanup helpers for pci_dev_put()
and pci_dev_{lock,unlock} [1], Bjorn had some fundamental questions
about expectations and best practices. Upon reviewing an updated
changelog with those details he recommended adding them to documentation
in the header file itself.

Add that documentation and link it into the rendering for
Documentation/core-api/.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/171175585714.2192972.12661675876300167762.stgit@dwillia2-xfh.jf.intel.com
2024-08-05 16:54:41 +02:00

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======================
Core API Documentation
======================
This is the beginning of a manual for core kernel APIs. The conversion
(and writing!) of documents for this manual is much appreciated!
Core utilities
==============
This section has general and "core core" documentation. The first is a
massive grab-bag of kerneldoc info left over from the docbook days; it
should really be broken up someday when somebody finds the energy to do
it.
.. toctree::
:maxdepth: 1
kernel-api
workqueue
watch_queue
printk-basics
printk-formats
printk-index
symbol-namespaces
asm-annotations
Data structures and low-level utilities
=======================================
Library functionality that is used throughout the kernel.
.. toctree::
:maxdepth: 1
kobject
kref
cleanup
assoc_array
xarray
maple_tree
idr
circular-buffers
rbtree
generic-radix-tree
packing
this_cpu_ops
timekeeping
errseq
wrappers/atomic_t
wrappers/atomic_bitops
floating-point
Low level entry and exit
========================
.. toctree::
:maxdepth: 1
entry
Concurrency primitives
======================
How Linux keeps everything from happening at the same time. See
Documentation/locking/index.rst for more related documentation.
.. toctree::
:maxdepth: 1
refcount-vs-atomic
irq/index
local_ops
padata
../RCU/index
wrappers/memory-barriers.rst
Low-level hardware management
=============================
Cache management, managing CPU hotplug, etc.
.. toctree::
:maxdepth: 1
cachetlb
cpu_hotplug
memory-hotplug
genericirq
protection-keys
Memory management
=================
How to allocate and use memory in the kernel. Note that there is a lot
more memory-management documentation in Documentation/mm/index.rst.
.. toctree::
:maxdepth: 1
memory-allocation
unaligned-memory-access
dma-api
dma-api-howto
dma-attributes
dma-isa-lpc
swiotlb
mm-api
genalloc
pin_user_pages
boot-time-mm
gfp_mask-from-fs-io
Interfaces for kernel debugging
===============================
.. toctree::
:maxdepth: 1
debug-objects
tracepoint
debugging-via-ohci1394
Everything else
===============
Documents that don't fit elsewhere or which have yet to be categorized.
.. toctree::
:maxdepth: 1
librs
netlink
.. only:: subproject and html
Indices
=======
* :ref:`genindex`