diff options
Diffstat (limited to 'arch/s390/kernel/smp.c')
| -rw-r--r-- | arch/s390/kernel/smp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 93e52039321b..76a6fdd46c45 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c | |||
| @@ -52,6 +52,9 @@ | |||
| 52 | #include <asm/cpu.h> | 52 | #include <asm/cpu.h> |
| 53 | #include "entry.h" | 53 | #include "entry.h" |
| 54 | 54 | ||
| 55 | /* logical cpu to cpu address */ | ||
| 56 | int __cpu_logical_map[NR_CPUS]; | ||
| 57 | |||
| 55 | static struct task_struct *current_set[NR_CPUS]; | 58 | static struct task_struct *current_set[NR_CPUS]; |
| 56 | 59 | ||
| 57 | static u8 smp_cpu_type; | 60 | static u8 smp_cpu_type; |
| @@ -717,6 +720,12 @@ void __init smp_cpus_done(unsigned int max_cpus) | |||
| 717 | { | 720 | { |
| 718 | } | 721 | } |
| 719 | 722 | ||
| 723 | void __init smp_setup_processor_id(void) | ||
| 724 | { | ||
| 725 | S390_lowcore.cpu_nr = 0; | ||
| 726 | __cpu_logical_map[0] = stap(); | ||
| 727 | } | ||
| 728 | |||
| 720 | /* | 729 | /* |
| 721 | * the frequency of the profiling timer can be changed | 730 | * the frequency of the profiling timer can be changed |
| 722 | * by writing a multiplier value into /proc/profile. | 731 | * by writing a multiplier value into /proc/profile. |
