diff options
Diffstat (limited to 'arch/powerpc/mm/numa.c')
| -rw-r--r-- | arch/powerpc/mm/numa.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 35ac5422903a..3a048e98a132 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -11,7 +11,7 @@ #define pr_fmt(fmt) "numa: " fmt #include <linux/threads.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/init.h> #include <linux/mm.h> #include <linux/mmzone.h> @@ -19,7 +19,6 @@ #include <linux/nodemask.h> #include <linux/cpu.h> #include <linux/notifier.h> -#include <linux/memblock.h> #include <linux/of.h> #include <linux/pfn.h> #include <linux/cpuset.h> @@ -788,7 +787,7 @@ static void __init setup_node_data(int nid, u64 start_pfn, u64 end_pfn) void *nd; int tnid; - nd_pa = memblock_alloc_try_nid(nd_size, SMP_CACHE_BYTES, nid); + nd_pa = memblock_phys_alloc_try_nid(nd_size, SMP_CACHE_BYTES, nid); nd = __va(nd_pa); /* report and initialize */ @@ -1204,7 +1203,9 @@ int find_and_online_cpu_nid(int cpu) int new_nid; /* Use associativity from first thread for all siblings */ - vphn_get_associativity(cpu, associativity); + if (vphn_get_associativity(cpu, associativity)) + return cpu_to_node(cpu); + new_nid = associativity_to_nid(associativity); if (new_nid < 0 || !node_possible(new_nid)) new_nid = first_online_node; @@ -1215,9 +1216,10 @@ int find_and_online_cpu_nid(int cpu) * Need to ensure that NODE_DATA is initialized for a node from * available memory (see memblock_alloc_try_nid). If unable to * init the node, then default to nearest node that has memory - * installed. + * installed. Skip onlining a node if the subsystems are not + * yet initialized. */ - if (try_online_node(new_nid)) + if (!topology_inited || try_online_node(new_nid)) new_nid = first_online_node; #else /* @@ -1452,7 +1454,8 @@ static struct timer_list topology_timer; static void reset_topology_timer(void) { - mod_timer(&topology_timer, jiffies + topology_timer_secs * HZ); + if (vphn_enabled) + mod_timer(&topology_timer, jiffies + topology_timer_secs * HZ); } #ifdef CONFIG_SMP @@ -1517,6 +1520,10 @@ int start_topology_update(void) } } + pr_info("Starting topology update%s%s\n", + (prrn_enabled ? " prrn_enabled" : ""), + (vphn_enabled ? " vphn_enabled" : "")); + return rc; } @@ -1538,6 +1545,8 @@ int stop_topology_update(void) rc = del_timer_sync(&topology_timer); } + pr_info("Stopping topology update\n"); + return rc; } |