diff options
Diffstat (limited to 'arch/sparc/kernel/smp_64.c')
| -rw-r--r-- | arch/sparc/kernel/smp_64.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 4226d0ebaea..b20f253857b 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -1371,23 +1371,17 @@ void smp_send_stop(void) { } -unsigned long __per_cpu_base __read_mostly; -unsigned long __per_cpu_shift __read_mostly; - -EXPORT_SYMBOL(__per_cpu_base); -EXPORT_SYMBOL(__per_cpu_shift); - void __init real_setup_per_cpu_areas(void) { - unsigned long paddr, goal, size, i; + unsigned long base, shift, paddr, goal, size, i; char *ptr; /* Copy section for each CPU (we discard the original) */ goal = PERCPU_ENOUGH_ROOM; - __per_cpu_shift = PAGE_SHIFT; + shift = PAGE_SHIFT; for (size = PAGE_SIZE; size < goal; size <<= 1UL) - __per_cpu_shift++; + shift++; paddr = lmb_alloc(size * NR_CPUS, PAGE_SIZE); if (!paddr) { @@ -1396,10 +1390,12 @@ void __init real_setup_per_cpu_areas(void) } ptr = __va(paddr); - __per_cpu_base = ptr - __per_cpu_start; + base = ptr - __per_cpu_start; - for (i = 0; i < NR_CPUS; i++, ptr += size) + for (i = 0; i < NR_CPUS; i++, ptr += size) { + __per_cpu_offset(i) = base + (i * size); memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start); + } /* Setup %g5 for the boot cpu. */ __local_per_cpu_offset = __per_cpu_offset(smp_processor_id()); |