From: Yulei Zhang <yuleixzhang@xxxxxxxxxxx>
Export interface interleave_nid() to serve dmem allocator.
Signed-off-by: Yulei Zhang <yuleixzhang@xxxxxxxxxxx>
---
include/linux/mempolicy.h | 3 +++
mm/mempolicy.c | 4 ++--
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 5f1c74d..4789661 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -139,6 +139,9 @@ struct mempolicy *mpol_shared_policy_lookup(struct shared_policy *sp,
struct mempolicy *get_task_policy(struct task_struct *p);
struct mempolicy *__get_vma_policy(struct vm_area_struct *vma,
unsigned long addr);
+struct mempolicy *get_vma_policy(struct vm_area_struct *vma, unsigned long addr);
+unsigned interleave_nid(struct mempolicy *pol, struct vm_area_struct *vma,
+ unsigned long addr, int shift);
bool vma_policy_mof(struct vm_area_struct *vma);
extern void numa_default_policy(void);
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 3ca4898..efd80e5 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1813,7 +1813,7 @@ struct mempolicy *__get_vma_policy(struct vm_area_struct *vma,
* freeing by another task. It is the caller's responsibility to free the
* extra reference for shared policies.
*/
-static struct mempolicy *get_vma_policy(struct vm_area_struct *vma,
+struct mempolicy *get_vma_policy(struct vm_area_struct *vma,
unsigned long addr)
{
struct mempolicy *pol = __get_vma_policy(vma, addr);
@@ -1978,7 +1978,7 @@ static unsigned offset_il_node(struct mempolicy *pol, unsigned long n)
}
/* Determine a node number for interleave */
-static inline unsigned interleave_nid(struct mempolicy *pol,
+unsigned interleave_nid(struct mempolicy *pol,
struct vm_area_struct *vma, unsigned long addr, int shift)
{
if (vma) {
--
1.8.3.1
