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Christophe Leroy 8b14b7ed0e powerpc/ptdump: Fix display of RW pages on FSL_BOOK3E
commit dd8de84b57 upstream.

On FSL_BOOK3E, _PAGE_RW is defined with two bits, one for user and one
for supervisor. As soon as one of the two bits is set, the page has
to be display as RW. But the way it is implemented today requires both
bits to be set in order to display it as RW.

Instead of display RW when _PAGE_RW bits are set and R otherwise,
reverse the logic and display R when _PAGE_RW bits are all 0 and
RW otherwise.

This change has no impact on other platforms as _PAGE_RW is a single
bit on all of them.

Fixes: 8eb07b1870 ("powerpc/mm: Dump linux pagetables")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/0c33b96317811edf691e81698aaee8fa45ec3449.1656427391.git.christophe.leroy@csgroup.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-08-25 11:11:30 +02:00
arch powerpc/ptdump: Fix display of RW pages on FSL_BOOK3E 2022-08-25 11:11:30 +02:00
block block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern 2022-06-06 08:20:57 +02:00
certs certs/blacklist_hashes.c: fix const confusion in certs blacklist 2022-06-25 11:46:44 +02:00
crypto crypto: drbg - make reseeding from get_random_bytes() synchronous 2022-06-25 11:46:41 +02:00
Documentation ipv4: Fix data-races around sysctl_ip_dynaddr. 2022-07-21 20:42:45 +02:00
drivers Revert "net: usb: ax88179_178a needs FLAG_SEND_ZLP" 2022-08-25 11:11:30 +02:00
firmware Fix built-in early-load Intel microcode alignment 2020-01-23 08:20:30 +01:00
fs btrfs: reject log replay if there is unsupported RO compat flag 2022-08-25 11:11:29 +02:00
include KVM: Add infrastructure and macro to mark VM as bugged 2022-08-25 11:11:29 +02:00
init random: handle latent entropy and command line from random_init() 2022-06-25 11:46:40 +02:00
ipc ipc: WARN if trying to remove ipc object which is absent 2021-12-08 08:46:53 +01:00
kernel kprobes: Forbid probing on trampoline and BPF code areas 2022-08-25 11:11:26 +02:00
lib ida: don't use BUG_ON() for debugging 2022-07-12 16:27:29 +02:00
mm mm/mmap.c: fix missing call to vm_unacct_memory in mmap_region 2022-08-25 11:11:23 +02:00
net net_sched: cls_route: disallow handle of 0 2022-08-25 11:11:30 +02:00
samples samples/kretprobes: Fix return value if register_kretprobe() failed 2021-11-26 11:40:31 +01:00
scripts modpost: fix section mismatch check for exported init/exit sections 2022-07-02 16:18:10 +02:00
security selinux: Add boundary check in put_entry() 2022-08-25 11:11:14 +02:00
sound ASoC: mediatek: mt8173-rt5650: Fix refcount leak in mt8173_rt5650_dev_probe 2022-08-25 11:11:23 +02:00
tools tools/thermal: Fix possible path truncations 2022-08-25 11:11:27 +02:00
usr initramfs: restore default compression behavior 2020-04-13 10:34:19 +02:00
virt KVM: Add infrastructure and macro to mark VM as bugged 2022-08-25 11:11:29 +02:00
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore kbuild: rpm-pkg: keep spec file until make mrproper 2018-02-13 10:19:46 +01:00
.mailmap .mailmap: Add Maciej W. Rozycki's Imagination e-mail address 2017-11-10 12:16:15 -08:00
COPYING
CREDITS MAINTAINERS: update TPM driver infrastructure changes 2017-11-09 17:58:40 -08:00
Kbuild License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Kconfig License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
MAINTAINERS MAINTAINERS: co-maintain random.c 2022-06-25 11:46:29 +02:00
Makefile Makefile: link with -z noexecstack --no-warn-rwx-segments 2022-08-25 11:11:10 +02:00
README

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

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

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.