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Linus Torvalds 31d949782e Withdraw the XFS_IOC_ALLOCSP* and XFS_IOC_FREESP* ioctl definitions.
Remove the header definitions for these ioctls.  The just-removed
 implementation has allowed callers to read stale disk contents for more
 than **21 years** and nobody noticed or complained, which implies a lack
 of users aside from exploit programs.
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Merge tag 'xfs-5.17-merge-6' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

Pull more xfs irix ioctl housecleaning from Darrick Wong:
 "Withdraw the XFS_IOC_ALLOCSP* and XFS_IOC_FREESP* ioctl definitions.

  This is the third and final of a series of small pull requests that
  perform some long overdue housecleaning of XFS ioctls. This time,
  we're withdrawing all variants of the ALLOCSP and FREESP ioctls from
  XFS' userspace API. This might be a little premature since we've only
  just removed the functionality, but as I pointed out in the last pull
  request, nobody (including fstests) noticed that it was broken for 20
  years.

  In response to the patch, we received a single comment from someone
  who stated that they 'augment' the ioctl for their own purposes, but
  otherwise acquiesced to the withdrawal. I still want to try to clobber
  these old ioctl definitions in 5.17.

  So remove the header definitions for these ioctls. The just-removed
  implementation has allowed callers to read stale disk contents for
  more than **21 years** and nobody noticed or complained, which implies
  a lack of users aside from exploit programs"

* tag 'xfs-5.17-merge-6' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux:
  xfs: remove the XFS_IOC_{ALLOC,FREE}SP* definitions
2022-01-21 08:51:48 +02:00
arch Networking fixes for 5.17-rc1, including fixes from netfilter, bpf. 2022-01-20 10:57:05 +02:00
block SCSI misc on 20220113 2022-01-14 14:37:34 +01:00
certs certs: move scripts/extract-cert to certs/ 2022-01-08 18:28:21 +09:00
crypto lib/crypto: add prompts back to crypto libraries 2022-01-18 13:03:55 +01:00
Documentation The highlight is the new mount "device" string syntax implemented 2022-01-20 13:46:20 +02:00
drivers gpio fixes for v5.17-rc1 2022-01-20 17:38:23 +02:00
fs Withdraw the XFS_IOC_ALLOCSP* and XFS_IOC_FREESP* ioctl definitions. 2022-01-21 08:51:48 +02:00
include The highlight is the new mount "device" string syntax implemented 2022-01-20 13:46:20 +02:00
init Kbuild updates for v5.17 2022-01-19 11:15:19 +02:00
ipc shm: extend forced shm destroy to support objects from several IPC nses 2021-11-20 10:35:54 -08:00
kernel Networking fixes for 5.17-rc1, including fixes from netfilter, bpf. 2022-01-20 10:57:05 +02:00
lib Networking fixes for 5.17-rc1, including fixes from netfilter, bpf. 2022-01-20 10:57:05 +02:00
LICENSES LICENSES/LGPL-2.1: Add LGPL-2.1-or-later as valid identifiers 2021-12-16 14:33:10 +01:00
mm Merge branch 'akpm' (patches from Andrew) 2022-01-20 10:41:01 +02:00
net The highlight is the new mount "device" string syntax implemented 2022-01-20 13:46:20 +02:00
samples Merge branch 'akpm' (patches from Andrew) 2022-01-20 10:41:01 +02:00
scripts Merge branch 'akpm' (patches from Andrew) 2022-01-20 10:41:01 +02:00
security fs.idmapped.v5.17 2022-01-11 14:26:55 -08:00
sound virtio,vdpa,qemu_fw_cfg: features, cleanups, fixes 2022-01-18 10:05:48 +02:00
tools Networking fixes for 5.17-rc1, including fixes from netfilter, bpf. 2022-01-20 10:57:05 +02:00
usr kbuild: rename cmd_{bzip2,lzma,lzo,lz4,xzkern,zstd22} 2022-01-14 02:54:05 +09:00
virt RISCV: 2022-01-16 16:15:14 +02:00
.clang-format genirq/msi: Make interrupt allocation less convoluted 2021-12-16 22:22:20 +01:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: ignore only top-level modules.builtin 2021-05-02 00:43:35 +09:00
.mailmap RISCV: 2022-01-16 16:15:14 +02:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Removing Ohad from remoteproc/rpmsg maintenance 2021-12-08 10:09:40 -07:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS Kbuild updates for v5.17 2022-01-19 11:15:19 +02:00
Makefile Kbuild updates for v5.17 2022-01-19 11:15:19 +02:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.