diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc64/kernel/smp.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index d637168..2dbe008 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -1278,7 +1278,11 @@ int __devinit __cpu_up(unsigned int cpu) if (!cpu_isset(cpu, cpu_online_map)) { ret = -ENODEV; } else { - smp_synchronize_one_tick(cpu); + /* On SUN4V, writes to %tick and %stick are + * not allowed. + */ + if (tlb_type != hypervisor) + smp_synchronize_one_tick(cpu); } } return ret; |