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Vasily Gorbik 1a70857590 s390/maccess: add no DAT mode to kernel_write 
[ Upstream commit d6df52e9996dcc2062c3d9c9123288468bb95b52 ]

To be able to patch kernel code before paging is initialized do plain
memcpy if DAT is off. This is required to enable early jump label
initialization.

Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-07-16 08:16:48 +02:00
..
appldata
proc/sysctl: add shared variables for range check
2019-07-18 17:08:07 -07:00
boot
s390: make 'install' not depend on vmlinux
2020-03-12 13:00:13 +01:00
configs
s390: update defconfigs
2019-10-04 16:37:33 +02:00
crypto
s390/crypto: Fix unsigned variable compared with zero
2019-12-31 16:45:41 +01:00
hypfs
Merge branch 'work.mount3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2019-09-24 12:33:34 -07:00
include
s390: Change s390_kernel_write() return type to match memcpy()
2020-07-16 08:16:48 +02:00
kernel
s390/setup: init jump labels before command line parsing
2020-07-16 08:16:46 +02:00
kvm
KVM: s390: Remove false WARN_ON_ONCE for the PQAP instruction
2020-05-14 07:58:25 +02:00
lib
s390/mm: fix page table upgrade vs 2ndary address mode accesses
2020-04-29 16:33:25 +02:00
mm
s390/maccess: add no DAT mode to kernel_write
2020-07-16 08:16:48 +02:00
net
s390/bpf: Use kvcalloc for addrs array
2019-12-31 16:45:06 +01:00
numa
s390/numa: correct early_param handling
2019-08-26 12:51:17 +02:00
oprofile
s390/unwind: introduce stack unwind API
2019-05-02 13:54:11 +02:00
pci
s390/pci: Log new handle in clp_disable_fh()
2020-06-17 16:40:23 +02:00
purgatory
s390/purgatory: do not build purgatory with kcov, kasan and friends
2020-01-12 12:21:40 +01:00
scripts
s390/build: use size command to perform empty .bss check
2019-08-08 14:36:53 +02:00
tools
s390: add support for IBM z15 machines
2019-09-13 12:19:14 +02:00
Kbuild
s390/kexec_file: Add purgatory
2018-04-16 09:10:22 +02:00
Kconfig
Merge branch 'next-lockdown' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
2019-09-28 08:14:15 -07:00
Kconfig.debug
Kconfig: consolidate the "Kernel hacking" menu
2018-08-02 08:06:48 +09:00
Makefile
s390: make 'install' not depend on vmlinux
2020-03-12 13:00:13 +01:00