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Erdem Aktas 264b0d2bee percpu: Separate decrypted varaibles anytime encryption can be enabled 
CONFIG_VIRTUALIZATION may not be enabled for memory encrypted guests.  If
disabled, decrypted per-CPU variables may end up sharing the same page
with variables that should be left encrypted.

Always separate per-CPU variables that should be decrypted into their own
page anytime memory encryption can be enabled in the guest rather than
rely on any other config option that may not be enabled.

Fixes: ac26963a11 ("percpu: Introduce DEFINE_PER_CPU_DECRYPTED")
Cc: stable@vger.kernel.org # 4.15+
Signed-off-by: Erdem Aktas <erdemaktas@google.com>
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Dennis Zhou <dennis@kernel.org>
2020-01-31 11:15:59 -08:00
arch * PPC secure guest support 2019-12-04 11:08:30 -08:00
block compat_ioctl: remove most of fs/compat_ioctl.c 2019-12-01 13:46:15 -08:00
certs certs: Add wrapper function to check blacklisted binary hash 2019-11-12 12:25:50 +11:00
crypto Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2019-11-25 19:49:58 -08:00
Documentation * PPC secure guest support 2019-12-04 11:08:30 -08:00
drivers Additional ACPI updates for 5.5-rc1 2019-12-04 10:56:35 -08:00
fs New code for 5.5: 2019-12-03 13:18:34 -08:00
include percpu: Separate decrypted varaibles anytime encryption can be enabled 2020-01-31 11:15:59 -08:00
init Kbuild updates for v5.5 2019-12-02 17:35:04 -08:00
ipc y2038: remove CONFIG_64BIT_TIME 2019-11-15 14:38:27 +01:00
kernel Additional power management updates for 5.5-rc1 2019-12-04 10:48:09 -08:00
lib pci-v5.5-changes 2019-12-03 13:58:22 -08:00
LICENSES LICENSES: Rename other to deprecated 2019-05-03 06:34:32 -06:00
mm * PPC secure guest support 2019-12-04 11:08:30 -08:00
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2019-12-01 20:35:03 -08:00
samples New tracing features: 2019-11-27 11:42:01 -08:00
scripts Kbuild updates for v5.5 2019-12-02 17:35:04 -08:00
security + Features 2019-12-03 12:51:35 -08:00
sound compat_ioctl: remove most of fs/compat_ioctl.c 2019-12-01 13:46:15 -08:00
tools pci-v5.5-changes 2019-12-03 13:58:22 -08:00
usr kbuild: move headers_check rule to usr/include/Makefile 2019-11-15 00:23:10 +09:00
virt KVM: Fix jump label out_free_* in kvm_init() 2019-11-23 11:29:17 +01:00
.clang-format clang-format: Update with the latest for_each macro list 2019-08-31 10:00:51 +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: set git diff driver for C source code files 2016-10-07 18:46:30 -07:00
.gitignore modpost: dump missing namespaces into a single modules.nsdeps file 2019-11-11 20:10:01 +09:00
.mailmap Here's the main documentation changes for 5.5: 2019-12-02 11:51:02 -08:00
COPYING COPYING: use the new text with points to the license files 2018-03-23 12:41:45 -06:00
CREDITS Linux 5.4-rc4 2019-10-29 04:43:29 -06:00
Kbuild kbuild: do not descend to ./Kbuild when cleaning 2019-08-21 21:03:58 +09:00
Kconfig docs: kbuild: convert docs to ReST and rename to *.rst 2019-06-14 14:21:21 -06:00
MAINTAINERS pci-v5.5-changes 2019-12-03 13:58:22 -08:00
Makefile Kbuild updates for v5.5 2019-12-02 17:35:04 -08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

README 

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.