[PATCH] wait_table and zonelist initializing for memory hotadd: change name of wait_table_size()

This is just to rename from wait_table_size() to wait_table_hash_nr_entries().

Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 9 insertions, 7 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 9742e3c16222..652673ea92f1 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -197,7 +197,7 @@ struct zone {
 
         /*
          * wait_table           -- the array holding the hash table
-         * wait_table_size      -- the size of the hash table array
+         * wait_table_hash_nr_entries   -- the size of the hash table array
          * wait_table_bits      -- wait_table_size == (1 << wait_table_bits)
          *
          * The purpose of all these is to keep track of the people
@@ -220,7 +220,7 @@ struct zone {
          * free_area_init_core() performs the initialization of them.
          */
         wait_queue_head_t       * wait_table;
-        unsigned long           wait_table_size;
+        unsigned long           wait_table_hash_nr_entries;
         unsigned long           wait_table_bits;
 
         /*
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index fd631c2536a5..27320a0542d3 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1727,7 +1727,7 @@ void __init build_all_zonelists(void)
  */
 #define PAGES_PER_WAITQUEUE     256
 
-static inline unsigned long wait_table_size(unsigned long pages)
+static inline unsigned long wait_table_hash_nr_entries(unsigned long pages)
 {
         unsigned long size = 1;
 
@@ -2019,13 +2019,15 @@ void zone_wait_table_init(struct zone *zone, unsigned long zone_size_pages)
          * The per-page waitqueue mechanism uses hashed waitqueues
          * per zone.
          */
-        zone->wait_table_size = wait_table_size(zone_size_pages);
-        zone->wait_table_bits = wait_table_bits(zone->wait_table_size);
+        zone->wait_table_hash_nr_entries =
+                 wait_table_hash_nr_entries(zone_size_pages);
+        zone->wait_table_bits =
+                wait_table_bits(zone->wait_table_hash_nr_entries);
         zone->wait_table = (wait_queue_head_t *)
-                alloc_bootmem_node(pgdat, zone->wait_table_size
+                alloc_bootmem_node(pgdat, zone->wait_table_hash_nr_entries
                                         * sizeof(wait_queue_head_t));
 
-        for(i = 0; i < zone->wait_table_size; ++i)
+        for(i = 0; i < zone->wait_table_hash_nr_entries; ++i)
                 init_waitqueue_head(zone->wait_table + i);
 }