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Dave Anglin 7e992711dd parisc: Don't disable interrupts in cmpxchg and futex operations
I no longer think interrupts can be disabled in the futex and cmpxchg
operations because of COW breaks.  This not ideal but I suspect it's the
best we can do.

For the cmpxchg operations in syscall.S, we rely on the code to not
schedule off the gateway page.  For the futex, I added code to disable
preemption.

So far, I haven't seen the warnings with the attached change but the
change is only lightly tested.

Signed-off-by: Dave Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
2021-11-04 11:21:20 +01:00
arch parisc: Don't disable interrupts in cmpxchg and futex operations 2021-11-04 11:21:20 +01:00
block for-5.16/inode-sync-2021-10-29 2021-11-01 10:25:27 -07:00
certs certs: Add support for using elliptic curve keys for signing modules 2021-08-23 19:55:42 +03:00
crypto Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2021-11-01 21:24:02 -07:00
Documentation The usual collection of clk driver updates and new driver additions. In 2021-11-03 21:18:44 -07:00
drivers The usual collection of clk driver updates and new driver additions. In 2021-11-03 21:18:44 -07:00
fs Merge branch 'per_signal_struct_coredumps-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2021-11-03 12:15:29 -07:00
include The usual collection of clk driver updates and new driver additions. In 2021-11-03 21:18:44 -07:00
init Tracing updates for 5.16: 2021-11-01 20:05:19 -07:00
ipc ipc: remove memcg accounting for sops objects in do_semtimedop() 2021-09-14 10:22:11 -07:00
kernel Merge branch 'per_signal_struct_coredumps-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2021-11-03 12:15:29 -07:00
lib string: uninline memcpy_and_pad 2021-11-03 11:41:25 -07:00
LICENSES LICENSES/dual/CC-BY-4.0: Git rid of "smart quotes" 2021-07-15 06:31:24 -06:00
mm Merge branch 'per_signal_struct_coredumps-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2021-11-03 12:15:29 -07:00
net Core: 2021-11-02 06:20:58 -07:00
samples VFIO updates for v5.16-rc1 2021-11-03 13:29:36 -07:00
scripts Devicetree updates for v5.16: 2021-11-02 22:22:13 -07:00
security integrity-v5.16 2021-11-02 10:51:28 -07:00
sound ARM: SoC drivers for 5.16 2021-11-03 17:00:52 -07:00
tools Second set of tracing updates for 5.16: 2021-11-03 09:08:47 -07:00
usr .gitignore: prefix local generated files with a slash 2021-05-02 00:43:35 +09:00
virt kvm: irqfd: avoid update unmodified entries of the routing 2021-09-30 04:27:10 -04:00
.clang-format clang-format: Update with the latest for_each macro list 2021-05-12 23:32:39 +02:00
.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 ARM: SoC DT updates for v5.16 2021-11-03 16:56:03 -07:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Move Daniel Drake to credits 2021-09-21 08:34:58 +03:00
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 ARM: SoC drivers for 5.16 2021-11-03 17:00:52 -07:00
Makefile Devicetree updates for v5.16: 2021-11-02 22:22:13 -07:00
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.