From: Peter Zijlstra <[email protected]>
page-replace interface function:
page_replace_init_zone()
This function initialized the page replace specific members of
struct zone.
Signed-off-by: Peter Zijlstra <[email protected]>
include/linux/mm_page_replace.h | 1 +
mm/page_alloc.c | 6 ++----
mm/page_replace.c | 8 ++++++++
3 files changed, 11 insertions(+), 4 deletions(-)
Index: linux-2.6-git/include/linux/mm_page_replace.h
===================================================================
--- linux-2.6-git.orig/include/linux/mm_page_replace.h
+++ linux-2.6-git/include/linux/mm_page_replace.h
@@ -38,6 +38,7 @@
#define prefetchw_prev_lru_page(_page, _base, _field) do { } while (0)
#endif
+void __init page_replace_init_zone(struct zone *);
void __page_replace_insert(struct zone *, struct page *);
void page_replace_candidates(struct zone *, int, struct list_head *);
Index: linux-2.6-git/mm/page_alloc.c
===================================================================
--- linux-2.6-git.orig/mm/page_alloc.c
+++ linux-2.6-git/mm/page_alloc.c
@@ -36,6 +36,7 @@
#include <linux/memory_hotplug.h>
#include <linux/nodemask.h>
#include <linux/vmalloc.h>
+#include <linux/mm_page_replace.h>
#include <asm/tlbflush.h>
#include "internal.h"
@@ -2007,11 +2008,7 @@ static void __init free_area_init_core(s
zone->temp_priority = zone->prev_priority = DEF_PRIORITY;
zone_pcp_init(zone);
- INIT_LIST_HEAD(&zone->active_list);
- INIT_LIST_HEAD(&zone->inactive_list);
- zone->nr_scan_active = 0;
- zone->nr_active = 0;
- zone->nr_inactive = 0;
+ page_replace_init_zone(zone);
atomic_set(&zone->reclaim_in_progress, 0);
if (!size)
continue;
Index: linux-2.6-git/mm/page_replace.c
===================================================================
--- linux-2.6-git.orig/mm/page_replace.c
+++ linux-2.6-git/mm/page_replace.c
@@ -22,6 +22,15 @@ static int __init page_replace_init(void
module_init(page_replace_init)
+void __init page_replace_init_zone(struct zone *zone)
+{
+ INIT_LIST_HEAD(&zone->active_list);
+ INIT_LIST_HEAD(&zone->inactive_list);
+ zone->nr_active = 0;
+ zone->nr_inactive = 0;
+ zone->nr_scan_active = 0;
+}
+
static inline void
add_page_to_inactive_list(struct zone *zone, struct page *page)
{
-
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