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-rw-r--r--mm/page_alloc.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 595d0ac211e..21c52d2d862 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -2572,7 +2572,7 @@ int numa_zonelist_order_handler(ctl_table *table, int write,
NUMA_ZONELIST_ORDER_LEN);
user_zonelist_order = oldval;
} else if (oldval != user_zonelist_order)
- build_all_zonelists();
+ build_all_zonelists(NULL);
}
out:
mutex_unlock(&zl_order_mutex);
@@ -2922,9 +2922,10 @@ static void build_zonelist_cache(pg_data_t *pgdat)
*/
static void setup_pageset(struct per_cpu_pageset *p, unsigned long batch);
static DEFINE_PER_CPU(struct per_cpu_pageset, boot_pageset);
+static void setup_zone_pageset(struct zone *zone);
/* return values int ....just for stop_machine() */
-static int __build_all_zonelists(void *dummy)
+static __init_refok int __build_all_zonelists(void *data)
{
int nid;
int cpu;
@@ -2939,6 +2940,14 @@ static int __build_all_zonelists(void *dummy)
build_zonelist_cache(pgdat);
}
+#ifdef CONFIG_MEMORY_HOTPLUG
+ /* Setup real pagesets for the new zone */
+ if (data) {
+ struct zone *zone = data;
+ setup_zone_pageset(zone);
+ }
+#endif
+
/*
* Initialize the boot_pagesets that are going to be used
* for bootstrapping processors. The real pagesets for
@@ -2958,7 +2967,7 @@ static int __build_all_zonelists(void *dummy)
return 0;
}
-void build_all_zonelists(void)
+void build_all_zonelists(void *data)
{
set_zonelist_order();
@@ -2969,7 +2978,7 @@ void build_all_zonelists(void)
} else {
/* we have to stop all cpus to guarantee there is no user
of zonelist */
- stop_machine(__build_all_zonelists, NULL, NULL);
+ stop_machine(__build_all_zonelists, data, NULL);
/* cpuset refresh routine should be here */
}
vm_total_pages = nr_free_pagecache_pages();