[PATCH][for -mm] per-zone and reclaim enhancements for memory controller take 3 [2/10] nid/zid helper function for cgroup

2007-11-26 Thread KAMEZAWA Hiroyuki 
Add macro to get node_id and zone_id of page_cgroup.
Will be used in per-zone-xxx patches and others.

Changelog:
 - returns zone_type instead of int.

Signed-off-by: KAMEZAWA Hiroyuki <[EMAIL PROTECTED]>


 mm/memcontrol.c |   10 ++
 1 file changed, 10 insertions(+)

Index: linux-2.6.24-rc3-mm1/mm/memcontrol.c
===
--- linux-2.6.24-rc3-mm1.orig/mm/memcontrol.c   2007-11-26 15:31:19.0 
+0900
+++ linux-2.6.24-rc3-mm1/mm/memcontrol.c2007-11-26 16:39:00.0 
+0900
@@ -135,6 +135,16 @@
 #define PAGE_CGROUP_FLAG_CACHE (0x1)   /* charged as cache */
 #define PAGE_CGROUP_FLAG_ACTIVE (0x2)  /* page is active in this cgroup */
 
+static inline int page_cgroup_nid(struct page_cgroup *pc)
+{
+   return page_to_nid(pc->page);
+}
+
+static inline enum zone_type page_cgroup_zid(struct page_cgroup *pc)
+{
+   return page_zonenum(pc->page);
+}
+
 enum {
MEM_CGROUP_TYPE_UNSPEC = 0,
MEM_CGROUP_TYPE_MAPPED,

-
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[PATCH][for -mm] per-zone and reclaim enhancements for memory controller take 3 [2/10] nid/zid helper function for cgroup

2007-11-26 Thread KAMEZAWA Hiroyuki 
Add macro to get node_id and zone_id of page_cgroup.
Will be used in per-zone-xxx patches and others.

Changelog:
 - returns zone_type instead of int.

Signed-off-by: KAMEZAWA Hiroyuki [EMAIL PROTECTED]


 mm/memcontrol.c |   10 ++
 1 file changed, 10 insertions(+)

Index: linux-2.6.24-rc3-mm1/mm/memcontrol.c
===
--- linux-2.6.24-rc3-mm1.orig/mm/memcontrol.c   2007-11-26 15:31:19.0 
+0900
+++ linux-2.6.24-rc3-mm1/mm/memcontrol.c2007-11-26 16:39:00.0 
+0900
@@ -135,6 +135,16 @@
 #define PAGE_CGROUP_FLAG_CACHE (0x1)   /* charged as cache */
 #define PAGE_CGROUP_FLAG_ACTIVE (0x2)  /* page is active in this cgroup */
 
+static inline int page_cgroup_nid(struct page_cgroup *pc)
+{
+   return page_to_nid(pc-page);
+}
+
+static inline enum zone_type page_cgroup_zid(struct page_cgroup *pc)
+{
+   return page_zonenum(pc-page);
+}
+
 enum {
MEM_CGROUP_TYPE_UNSPEC = 0,
MEM_CGROUP_TYPE_MAPPED,

-
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