s390/topology: add detection of dedicated vs shared CPUs
The topology information returned by STSI 15.x.x contains a flag
if the CPUs of a topology-list are dedicated or shared. Make this
information available if the machine provides topology information.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index 5222da1..5108176 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -16,6 +16,7 @@ struct cpu_topology_s390 {
unsigned short book_id;
unsigned short drawer_id;
unsigned short node_id;
+ unsigned short dedicated : 1;
cpumask_t thread_mask;
cpumask_t core_mask;
cpumask_t book_mask;
@@ -34,6 +35,7 @@ extern cpumask_t cpus_with_topology;
#define topology_book_cpumask(cpu) (&cpu_topology[cpu].book_mask)
#define topology_drawer_id(cpu) (cpu_topology[cpu].drawer_id)
#define topology_drawer_cpumask(cpu) (&cpu_topology[cpu].drawer_mask)
+#define topology_cpu_dedicated(cpu) (cpu_topology[cpu].dedicated)
#define mc_capable() 1