diff options
Diffstat (limited to 'arch/x86_64/kernel/smpboot.c')
| -rw-r--r-- | arch/x86_64/kernel/smpboot.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c index 4884ca12444a..c8169d066cbd 100644 --- a/arch/x86_64/kernel/smpboot.c +++ b/arch/x86_64/kernel/smpboot.c @@ -757,6 +757,23 @@ static int __cpuinit do_boot_cpu(int cpu, int apicid) return -1; } + /* Allocate node local memory for AP pdas */ + if (cpu_pda(cpu) == &boot_cpu_pda[cpu]) { + struct x8664_pda *newpda, *pda; + int node = cpu_to_node(cpu); + pda = cpu_pda(cpu); + newpda = kmalloc_node(sizeof (struct x8664_pda), GFP_ATOMIC, + node); + if (newpda) { + memcpy(newpda, pda, sizeof (struct x8664_pda)); + cpu_pda(cpu) = newpda; + } else + printk(KERN_ERR + "Could not allocate node local PDA for CPU %d on node %d\n", + cpu, node); + } + + c_idle.idle = get_idle_for_cpu(cpu); if (c_idle.idle) { |