Merge tag 'v3.9-rc3' into drm-intel-next-queued

Backmerge so that I can merge Imre Deak's coalesced sg entries fixes,
which depend upon the new for_each_sg_page introduce in

commit a321e91b6d73ed011ffceed384c40d2785cf723b
Author: Imre Deak <[email protected]>
Date:   Wed Feb 27 17:02:56 2013 -0800

    lib/scatterlist: add simple page iterator

The merge itself is just two trivial conflicts:

Signed-off-by: Daniel Vetter <[email protected]>

1 files changed, 28 insertions, 28 deletions

diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index c92dd28eaa6c..8089e35d47ac 100644
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -445,8 +445,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
 
 /**
  * hlist_for_each_entry_rcu - iterate over rcu list of given type
- * @tpos:	the type * to use as a loop cursor.
- * @pos:	the &struct hlist_node to use as a loop cursor.
+ * @pos:	the type * to use as a loop cursor.
  * @head:	the head for your list.
  * @member:	the name of the hlist_node within the struct.
  *
@@ -454,16 +453,16 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
  * the _rcu list-mutation primitives such as hlist_add_head_rcu()
  * as long as the traversal is guarded by rcu_read_lock().
  */
-#define hlist_for_each_entry_rcu(tpos, pos, head, member)		\
-	for (pos = rcu_dereference_raw(hlist_first_rcu(head));		\
-		pos &&							 \
-		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
-		pos = rcu_dereference_raw(hlist_next_rcu(pos)))
+#define hlist_for_each_entry_rcu(pos, head, member)			\
+	for (pos = hlist_entry_safe (rcu_dereference_raw(hlist_first_rcu(head)),\
+			typeof(*(pos)), member);			\
+		pos;							\
+		pos = hlist_entry_safe(rcu_dereference_raw(hlist_next_rcu(\
+			&(pos)->member)), typeof(*(pos)), member))
 
 /**
  * hlist_for_each_entry_rcu_bh - iterate over rcu list of given type
- * @tpos:	the type * to use as a loop cursor.
- * @pos:	the &struct hlist_node to use as a loop cursor.
+ * @pos:	the type * to use as a loop cursor.
  * @head:	the head for your list.
  * @member:	the name of the hlist_node within the struct.
  *
@@ -471,35 +470,36 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
  * the _rcu list-mutation primitives such as hlist_add_head_rcu()
  * as long as the traversal is guarded by rcu_read_lock().
  */
-#define hlist_for_each_entry_rcu_bh(tpos, pos, head, member)		 \
-	for (pos = rcu_dereference_bh((head)->first);			 \
-		pos &&							 \
-		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
-		pos = rcu_dereference_bh(pos->next))
+#define hlist_for_each_entry_rcu_bh(pos, head, member)			\
+	for (pos = hlist_entry_safe(rcu_dereference_bh(hlist_first_rcu(head)),\
+			typeof(*(pos)), member);			\
+		pos;							\
+		pos = hlist_entry_safe(rcu_dereference_bh(hlist_next_rcu(\
+			&(pos)->member)), typeof(*(pos)), member))
 
 /**
  * hlist_for_each_entry_continue_rcu - iterate over a hlist continuing after current point
- * @tpos:	the type * to use as a loop cursor.
- * @pos:	the &struct hlist_node to use as a loop cursor.
+ * @pos:	the type * to use as a loop cursor.
  * @member:	the name of the hlist_node within the struct.
  */
-#define hlist_for_each_entry_continue_rcu(tpos, pos, member)		\
-	for (pos = rcu_dereference((pos)->next);			\
-	     pos &&							\
-	     ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; });  \
-	     pos = rcu_dereference(pos->next))
+#define hlist_for_each_entry_continue_rcu(pos, member)			\
+	for (pos = hlist_entry_safe(rcu_dereference((pos)->member.next),\
+			typeof(*(pos)), member);			\
+	     pos;							\
+	     pos = hlist_entry_safe(rcu_dereference((pos)->member.next),\
+			typeof(*(pos)), member))
 
 /**
  * hlist_for_each_entry_continue_rcu_bh - iterate over a hlist continuing after current point
- * @tpos:	the type * to use as a loop cursor.
- * @pos:	the &struct hlist_node to use as a loop cursor.
+ * @pos:	the type * to use as a loop cursor.
  * @member:	the name of the hlist_node within the struct.
  */
-#define hlist_for_each_entry_continue_rcu_bh(tpos, pos, member)		\
-	for (pos = rcu_dereference_bh((pos)->next);			\
-	     pos &&							\
-	     ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; });  \
-	     pos = rcu_dereference_bh(pos->next))
+#define hlist_for_each_entry_continue_rcu_bh(pos, member)		\
+	for (pos = hlist_entry_safe(rcu_dereference_bh((pos)->member.next),\
+			typeof(*(pos)), member);			\
+	     pos;							\
+	     pos = hlist_entry_safe(rcu_dereference_bh((pos)->member.next),\
+			typeof(*(pos)), member))
 
 
 #endif	/* __KERNEL__ */