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powerpc/numa: remove timed_topology_update() 

timed_topology_update is a no-op now, so remove it and all call sites.

Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Reviewed-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200612051238.1007764-11-nathanl@linux.ibm.com
This commit is contained in:
Nathan Lynch 2020-06-12 00:12:30 -05:00 committed by Michael Ellerman
parent 893ec6461f
commit b1815aeac7
3 changed files with 0 additions and 16 deletions
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5
arch/powerpc/include/asm/topology.h
View File

@ -97,7 +97,6 @@ extern int start_topology_update(void);
extern int stop_topology_update(void);
extern int prrn_is_enabled(void);
extern int find_and_online_cpu_nid(int cpu);
extern int timed_topology_update(int nsecs);
#else
static inline int start_topology_update(void)
{
@ -115,10 +114,6 @@ static inline int find_and_online_cpu_nid(int cpu)
{
return 0;
}
static inline int timed_topology_update(int nsecs)
{
return 0;
}
#endif /* CONFIG_NUMA && CONFIG_PPC_SPLPAR */

9
arch/powerpc/mm/numa.c
View File

@ -1124,14 +1124,6 @@ u64 memory_hotplug_max(void)
#ifdef CONFIG_PPC_SPLPAR
static int topology_inited;
/*
* Change polling interval for associativity changes.
*/
int timed_topology_update(int nsecs)
{
return 0;
}
/*
* Retrieve the new associativity information for a virtual processor's
* home node.
@ -1147,7 +1139,6 @@ static long vphn_get_associativity(unsigned long cpu,
switch (rc) {
case H_SUCCESS:
dbg("VPHN hcall succeeded. Reset polling...\n");
timed_topology_update(0);
goto out;
case H_FUNCTION:

2
arch/powerpc/platforms/pseries/hotplug-cpu.c
View File

@ -263,7 +263,6 @@ static int dlpar_offline_cpu(struct device_node *dn)
break;
cpu_maps_update_done();
timed_topology_update(1);
rc = device_offline(get_cpu_device(cpu));
if (rc)
goto out;
@ -302,7 +301,6 @@ static int dlpar_online_cpu(struct device_node *dn)
if (get_hard_smp_processor_id(cpu) != thread)
continue;
cpu_maps_update_done();
timed_topology_update(1);
find_and_online_cpu_nid(cpu);
rc = device_online(get_cpu_device(cpu));
if (rc) {