[PATCH] wait_table and zonelist initializing for memory hotadd: change name of wait_t...

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>

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 9742e3c..652673e 100644 (file)
--- 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 fd631c2..27320a0 100644 (file)
--- 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);
 }