mm/mempolicy.c: convert the shared_policy lock to a rwlock

[linux-beck.git] / include / linux / mempolicy.h

diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 3d385c81c153497e9970b4f6227aeded05fd6f22..2696c1f05ed138a219aa4988acda27f44aca8852 100644 (file)
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -122,7 +122,7 @@ struct sp_node {
 
 struct shared_policy {
        struct rb_root root;
-       spinlock_t lock;
+       rwlock_t lock;
 };
 
 int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst);