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authorHeiko Carstens <hca@linux.ibm.com>2023-09-11 21:40:04 +0200
committerVasily Gorbik <gor@linux.ibm.com>2023-09-19 13:26:56 +0200
commit527618abb92793b9d4dba548d55822dcebd95317 (patch)
treea33943001b1f0134ffc09e4cf0ecf1d267e44779 /arch/s390/mm/dump_pagetables.c
parentecc53818f60447177e24ea11b7f136c405150976 (diff)
s390/ctlreg: add struct ctlreg
Add struct ctlreg to enforce strict type checking / usage for control register functions. Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com> Signed-off-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/mm/dump_pagetables.c')
-rw-r--r--arch/s390/mm/dump_pagetables.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/mm/dump_pagetables.c b/arch/s390/mm/dump_pagetables.c
index b51666967aa1..d37a8f607b71 100644
--- a/arch/s390/mm/dump_pagetables.c
+++ b/arch/s390/mm/dump_pagetables.c
@@ -287,7 +287,7 @@ static int pt_dump_init(void)
* kernel ASCE. We need this to keep the page table walker functions
* from accessing non-existent entries.
*/
- max_addr = (S390_lowcore.kernel_asce & _REGION_ENTRY_TYPE_MASK) >> 2;
+ max_addr = (S390_lowcore.kernel_asce.val & _REGION_ENTRY_TYPE_MASK) >> 2;
max_addr = 1UL << (max_addr * 11 + 31);
address_markers[IDENTITY_AFTER_END_NR].start_address = ident_map_size;
address_markers[AMODE31_START_NR].start_address = (unsigned long)__samode31;