summaryrefslogtreecommitdiffstats
path: root/arch/s390/numa
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/numa')
-rw-r--r--arch/s390/numa/mode_emu.c23
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();
}
/*