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authorChristoph Lameter <clameter@sgi.com>2007-02-10 01:43:05 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-11 10:51:18 -0800
commit05a0416be2b88d859efcbc4a4290555a04d169a1 (patch)
treeda7216a3a04625a45b952ea21f817d5cdb199530
parent9195481d2f869a2707a272057f3f8664fd277534 (diff)
[PATCH] Drop __get_zone_counts()
Values are readily available via ZVC per node and global sums. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/base/node.c9
-rw-r--r--include/linux/mmzone.h2
-rw-r--r--mm/readahead.c8
-rw-r--r--mm/vmstat.c8
4 files changed, 4 insertions, 23 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 001e6f6b9c1..475e33f76e0 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -40,13 +40,8 @@ static ssize_t node_read_meminfo(struct sys_device * dev, char * buf)
int n;
int nid = dev->id;
struct sysinfo i;
- unsigned long inactive;
- unsigned long active;
- unsigned long free;
si_meminfo_node(&i, nid);
- __get_zone_counts(&active, &inactive, &free, NODE_DATA(nid));
-
n = sprintf(buf, "\n"
"Node %d MemTotal: %8lu kB\n"
@@ -74,8 +69,8 @@ static ssize_t node_read_meminfo(struct sys_device * dev, char * buf)
nid, K(i.totalram),
nid, K(i.freeram),
nid, K(i.totalram - i.freeram),
- nid, K(active),
- nid, K(inactive),
+ nid, node_page_state(nid, NR_ACTIVE),
+ nid, node_page_state(nid, NR_INACTIVE),
#ifdef CONFIG_HIGHMEM
nid, K(i.totalhigh),
nid, K(i.freehigh),
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index d15b1f68aef..398f2ec55f5 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -444,8 +444,6 @@ typedef struct pglist_data {
#include <linux/memory_hotplug.h>
-void __get_zone_counts(unsigned long *active, unsigned long *inactive,
- unsigned long *free, struct pglist_data *pgdat);
void get_zone_counts(unsigned long *active, unsigned long *inactive,
unsigned long *free);
void build_all_zonelists(void);
diff --git a/mm/readahead.c b/mm/readahead.c
index 0f539e8e827..93d9ee692fd 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -575,10 +575,6 @@ void handle_ra_miss(struct address_space *mapping,
*/
unsigned long max_sane_readahead(unsigned long nr)
{
- unsigned long active;
- unsigned long inactive;
- unsigned long free;
-
- __get_zone_counts(&active, &inactive, &free, NODE_DATA(numa_node_id()));
- return min(nr, (inactive + free) / 2);
+ return min(nr, (node_page_state(numa_node_id(), NR_INACTIVE)
+ + node_page_state(numa_node_id(), NR_FREE_PAGES)) / 2);
}
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 2ee7ec5e003..21ba6f88b35 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -13,14 +13,6 @@
#include <linux/module.h>
#include <linux/cpu.h>
-void __get_zone_counts(unsigned long *active, unsigned long *inactive,
- unsigned long *free, struct pglist_data *pgdat)
-{
- *active = node_page_state(pgdat->node_id, NR_ACTIVE);
- *inactive = node_page_state(pgdat->node_id, NR_INACTIVE);
- *free = node_page_state(pgdat->node_id, NR_FREE_PAGES);
-}
-
void get_zone_counts(unsigned long *active,
unsigned long *inactive, unsigned long *free)
{