diff options
| author | Vasily Gorbik <gor@linux.ibm.com> | 2019-11-14 14:08:28 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2019-11-20 12:58:13 +0100 |
| commit | c2313594216b3fde9559e502bb36d14e9d601a56 (patch) | |
| tree | 13ab7e185f35cbc2d93107bb1fac3e976ccaa8ee /arch/s390/kernel/early.c | |
| parent | b8ce1fa4892cccff0576827c8fd7fcad1698de3b (diff) | |
s390/early: move access registers setup in C code
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/kernel/early.c')
| -rw-r--r-- | arch/s390/kernel/early.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c index 0ed6ae6a8bde..db32a55daaec 100644 --- a/arch/s390/kernel/early.c +++ b/arch/s390/kernel/early.c @@ -30,6 +30,7 @@ #include <asm/sclp.h> #include <asm/facility.h> #include <asm/boot_data.h> +#include <asm/switch_to.h> #include "entry.h" static void __init reset_tod_clock(void) @@ -271,6 +272,13 @@ static inline void setup_control_registers(void) __ctl_load(reg, 0, 0); } +static inline void setup_access_registers(void) +{ + unsigned int acrs[NUM_ACRS] = { 0 }; + + restore_access_regs(acrs); +} + static int __init disable_vector_extension(char *str) { S390_lowcore.machine_flags &= ~MACHINE_FLAG_VX; @@ -329,5 +337,6 @@ void __init startup_init(void) setup_topology(); sclp_early_detect(); setup_control_registers(); + setup_access_registers(); lockdep_on(); } |