diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2023-09-11 21:40:04 +0200 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2023-09-19 13:26:56 +0200 |
| commit | 527618abb92793b9d4dba548d55822dcebd95317 (patch) | |
| tree | a33943001b1f0134ffc09e4cf0ecf1d267e44779 /arch/s390/boot | |
| parent | ecc53818f60447177e24ea11b7f136c405150976 (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/boot')
| -rw-r--r-- | arch/s390/boot/vmem.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/s390/boot/vmem.c b/arch/s390/boot/vmem.c index 44278ae2512f..bdbfee86d1ac 100644 --- a/arch/s390/boot/vmem.c +++ b/arch/s390/boot/vmem.c @@ -12,7 +12,7 @@ #include "decompressor.h" #include "boot.h" -unsigned long __bootdata_preserved(s390_invalid_asce); +struct ctlreg __bootdata_preserved(s390_invalid_asce); #ifdef CONFIG_PROC_FS atomic_long_t __bootdata_preserved(direct_pages_count[PG_DIRECT_MAP_MAX]); @@ -422,7 +422,7 @@ void setup_vmem(unsigned long asce_limit) asce_type = _REGION3_ENTRY_EMPTY; asce_bits = _ASCE_TYPE_REGION3 | _ASCE_TABLE_LENGTH; } - s390_invalid_asce = invalid_pg_dir | _ASCE_TYPE_REGION3 | _ASCE_TABLE_LENGTH; + s390_invalid_asce.val = invalid_pg_dir | _ASCE_TYPE_REGION3 | _ASCE_TABLE_LENGTH; crst_table_init((unsigned long *)swapper_pg_dir, asce_type); crst_table_init((unsigned long *)invalid_pg_dir, _REGION3_ENTRY_EMPTY); @@ -443,12 +443,12 @@ void setup_vmem(unsigned long asce_limit) kasan_populate_shadow(); - S390_lowcore.kernel_asce = swapper_pg_dir | asce_bits; + S390_lowcore.kernel_asce.val = swapper_pg_dir | asce_bits; S390_lowcore.user_asce = s390_invalid_asce; local_ctl_load(1, &S390_lowcore.kernel_asce); local_ctl_load(7, &S390_lowcore.user_asce); local_ctl_load(13, &S390_lowcore.kernel_asce); - init_mm.context.asce = S390_lowcore.kernel_asce; + init_mm.context.asce = S390_lowcore.kernel_asce.val; } |