diff options
| -rw-r--r-- | arch/s390/numa/mode_emu.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/arch/s390/numa/mode_emu.c b/arch/s390/numa/mode_emu.c index 02b840d8f9af..cfd08384f0ab 100644 --- a/arch/s390/numa/mode_emu.c +++ b/arch/s390/numa/mode_emu.c @@ -424,6 +424,27 @@ static void print_node_to_core_map(void) } } +static void pin_all_possible_cpus(void) +{ + int core_id, node_id, cpu; + static int initialized; + + if (initialized) + return; + print_node_to_core_map(); + node_id = 0; + for_each_possible_cpu(cpu) { + core_id = smp_get_base_cpu(cpu); + if (emu_cores->to_node_id[core_id] != NODE_ID_FREE) + continue; + pin_core_to_node(core_id, node_id); + cpu_topology[cpu].node_id = node_id; + node_id = (node_id + 1) % emu_nodes; + } + print_node_to_core_map(); + initialized = 1; +} + /* * Transfer physical topology into a NUMA topology and modify CPU masks * according to the NUMA topology. @@ -441,7 +462,7 @@ static void emu_update_cpu_topology(void) toptree_free(phys); toptree_to_topology(numa); toptree_free(numa); - print_node_to_core_map(); + pin_all_possible_cpus(); } /* |