kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

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

Browse source 
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>
This commit is contained in:
Yasunori Goto 2006-06-23 02:03:08 -07:00 committed by Linus Torvalds
parent 3c5a87f476
commit 02b694dea4
2 changed files with 9 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
include/linux/mmzone.h
View file

@ -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;
/*

12
mm/page_alloc.c
View file

@ -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);
}