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alistair23-linux/arch/s390
Vasily Gorbik 1a70857590 s390/maccess: add no DAT mode to kernel_write
[ Upstream commit d6df52e999 ]

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