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-rw-r--r--include/linux/mempolicy.h9
-rw-r--r--mm/mempolicy.c18
2 files changed, 13 insertions, 14 deletions
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 7c727a90d70d..4aa42732e47f 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -225,8 +225,8 @@ static inline void check_highest_zone(enum zone_type k)
policy_zone = k;
}
-int do_migrate_pages(struct mm_struct *mm,
- const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags);
+int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
+ const nodemask_t *to, int flags);
#ifdef CONFIG_TMPFS
@@ -354,9 +354,8 @@ static inline bool mempolicy_nodemask_intersects(struct task_struct *tsk,
return false;
}
-static inline int do_migrate_pages(struct mm_struct *mm,
- const nodemask_t *from_nodes,
- const nodemask_t *to_nodes, int flags)
+static inline int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
+ const nodemask_t *to, int flags)
{
return 0;
}
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index d3c5de47ff6d..f15c1b24ca18 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -950,8 +950,8 @@ static int migrate_to_node(struct mm_struct *mm, int source, int dest,
*
* Returns the number of page that could not be moved.
*/
-int do_migrate_pages(struct mm_struct *mm,
- const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags)
+int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
+ const nodemask_t *to, int flags)
{
int busy = 0;
int err;
@@ -963,7 +963,7 @@ int do_migrate_pages(struct mm_struct *mm,
down_read(&mm->mmap_sem);
- err = migrate_vmas(mm, from_nodes, to_nodes, flags);
+ err = migrate_vmas(mm, from, to, flags);
if (err)
goto out;
@@ -998,7 +998,7 @@ int do_migrate_pages(struct mm_struct *mm,
* moved to an empty node, then there is nothing left worth migrating.
*/
- tmp = *from_nodes;
+ tmp = *from;
while (!nodes_empty(tmp)) {
int s,d;
int source = -1;
@@ -1021,11 +1021,11 @@ int do_migrate_pages(struct mm_struct *mm,
* [0-7] - > [3,4,5] moves only 0,1,2,6,7.
*/
- if ((nodes_weight(*from_nodes) != nodes_weight(*to_nodes)) &&
- (node_isset(s, *to_nodes)))
+ if ((nodes_weight(*from) != nodes_weight(*to)) &&
+ (node_isset(s, *to)))
continue;
- d = node_remap(s, *from_nodes, *to_nodes);
+ d = node_remap(s, *from, *to);
if (s == d)
continue;
@@ -1085,8 +1085,8 @@ static void migrate_page_add(struct page *page, struct list_head *pagelist,
{
}
-int do_migrate_pages(struct mm_struct *mm,
- const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags)
+int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
+ const nodemask_t *to, int flags)
{
return -ENOSYS;
}