diff options
author | Nathan Lynch <nathanl@linux.ibm.com> | 2020-06-12 00:12:31 -0500 |
---|---|---|
committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-07-16 13:12:38 +1000 |
commit | 1835303e5690cbeef2c07a9a5416045475ddaa13 (patch) | |
tree | 4e0bcb4b3ca404e0ea51c6afc117ce0f1693e0e5 /arch | |
parent | b1815aeac7fde2dc3412daf2efaededd21cd58e0 (diff) | |
download | linux-1835303e5690cbeef2c07a9a5416045475ddaa13.tar.bz2 |
powerpc/numa: remove start/stop_topology_update()
These APIs have become no-ops, so remove them 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/20200612051238.1007764-12-nathanl@linux.ibm.com
Diffstat (limited to 'arch')
-rw-r--r-- | arch/powerpc/include/asm/topology.h | 10 | ||||
-rw-r--r-- | arch/powerpc/mm/numa.c | 20 | ||||
-rw-r--r-- | arch/powerpc/platforms/pseries/mobility.c | 4 | ||||
-rw-r--r-- | arch/powerpc/platforms/pseries/suspend.c | 5 |
4 files changed, 1 insertions, 38 deletions
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h index 379e2cc3789f..537c638582eb 100644 --- a/arch/powerpc/include/asm/topology.h +++ b/arch/powerpc/include/asm/topology.h @@ -93,19 +93,9 @@ static inline int cpu_distance(__be32 *cpu1_assoc, __be32 *cpu2_assoc) #endif /* CONFIG_NUMA */ #if defined(CONFIG_NUMA) && defined(CONFIG_PPC_SPLPAR) -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); #else -static inline int start_topology_update(void) -{ - return 0; -} -static inline int stop_topology_update(void) -{ - return 0; -} static inline int prrn_is_enabled(void) { return 0; diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 6c579ac3e679..dec7ce3b5e67 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1157,8 +1157,6 @@ static long vphn_get_associativity(unsigned long cpu, , rc); break; } - - stop_topology_update(); out: return rc; } @@ -1212,22 +1210,6 @@ int arch_update_cpu_topology(void) return numa_update_cpu_topology(true); } -/* - * Start polling for associativity changes. - */ -int start_topology_update(void) -{ - return 0; -} - -/* - * Disable polling for VPHN associativity changes. - */ -int stop_topology_update(void) -{ - return 0; -} - int prrn_is_enabled(void) { return 0; @@ -1235,8 +1217,6 @@ int prrn_is_enabled(void) static int topology_update_init(void) { - start_topology_update(); - topology_inited = 1; return 0; } diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c index 10d982997736..c0b09f6f0ae3 100644 --- a/arch/powerpc/platforms/pseries/mobility.c +++ b/arch/powerpc/platforms/pseries/mobility.c @@ -388,8 +388,6 @@ static ssize_t migration_store(struct class *class, if (rc) return rc; - stop_topology_update(); - do { rc = rtas_ibm_suspend_me(streamid); if (rc == -EAGAIN) @@ -401,8 +399,6 @@ static ssize_t migration_store(struct class *class, post_mobility_fixup(); - start_topology_update(); - return count; } diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c index f789693f61f4..81e0ac58d620 100644 --- a/arch/powerpc/platforms/pseries/suspend.c +++ b/arch/powerpc/platforms/pseries/suspend.c @@ -145,11 +145,8 @@ static ssize_t store_hibernate(struct device *dev, ssleep(1); } while (rc == -EAGAIN); - if (!rc) { - stop_topology_update(); + if (!rc) rc = pm_suspend(PM_SUSPEND_MEM); - start_topology_update(); - } stream_id = 0; |