linux/arch/s390
Heiko Carstens b33d59fb37 s390/uaccess: avoid __ashlti3() call
__cmpxchg_user_key() uses 128 bit types which, depending on compiler
and config options, may lead to an __ashlti3() library call.

Get rid of that by simply casting the 128 bit values to 32 bit values.

Reported-by: kernel test robot <lkp@intel.com>
Suggested-by: Janis Schoetterl-Glausch <scgl@linux.ibm.com>
Fixes: 51098f0eb2 ("s390/cmpxchg: make loop condition for 1,2 byte cases precise")
Link: https://lore.kernel.org/all/4b96b112d5415d08a81d30657feec2c8c3000f7c.camel@linux.ibm.com/
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
2023-01-04 17:54:50 +01:00
..
appldata
boot Kbuild updates for v6.1 2022-10-10 12:00:45 -07:00
configs s390: update defconfigs 2022-08-30 21:57:07 +02:00
crypto crypto: Kconfig - simplify cipher entries 2022-08-26 18:50:43 +08:00
hypfs s390/hypfs: avoid error message under KVM 2022-08-15 17:19:51 +02:00
include s390/uaccess: avoid __ashlti3() call 2023-01-04 17:54:50 +01:00
kernel treewide: use get_random_{u8,u16}() when possible, part 2 2022-10-11 17:42:58 -06:00
kvm The first batch of KVM patches, mostly covering x86, which I 2022-10-09 09:39:55 -07:00
lib - Yu Zhao's Multi-Gen LRU patches are here. They've been under test in 2022-10-10 17:53:04 -07:00
mm s390/extable: add EX_TABLE_UA_LOAD_REGPAIR() macro 2022-11-21 13:36:15 +01:00
net s390/bpf: Fix typo in comment 2022-05-23 11:25:53 -07:00
pci s390 updates for the 6.1 merge window 2022-10-09 13:51:40 -07:00
purgatory s390/purgatory: remove duplicated build rule of kexec-purgatory.o 2022-06-30 14:18:16 +02:00
tools KVM: s390: Add facility 197 to the allow list 2022-07-13 15:25:25 +02:00
Kbuild kbuild: use more subdir- for visiting subdirectories while cleaning 2021-10-24 13:49:46 +09:00
Kconfig Random number generator updates for Linux 6.0-rc1. 2022-08-02 17:31:35 -07:00
Kconfig.debug s390/Kconfig.debug: fix indentation 2022-06-01 12:03:15 +02:00
Makefile kbuild: remove head-y syntax 2022-10-02 18:06:03 +09:00