Merge commit 'origin/master'

Manual merge of:

	arch/powerpc/Kconfig
	arch/powerpc/kernel/stacktrace.c
	arch/powerpc/mm/slice.c
	arch/ppc/kernel/smp.c

2 files changed, 7 insertions, 11 deletions

diff --git a/block/blk-core.c b/block/blk-core.c
index c6e536597c8..fef79ccb2a1 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1042,15 +1042,9 @@ void blk_put_request(struct request *req)
 	unsigned long flags;
 	struct request_queue *q = req->q;
 
-	/*
-	 * Gee, IDE calls in w/ NULL q.  Fix IDE and remove the
-	 * following if (q) test.
-	 */
-	if (q) {
-		spin_lock_irqsave(q->queue_lock, flags);
-		__blk_put_request(q, req);
-		spin_unlock_irqrestore(q->queue_lock, flags);
-	}
+	spin_lock_irqsave(q->queue_lock, flags);
+	__blk_put_request(q, req);
+	spin_unlock_irqrestore(q->queue_lock, flags);
 }
 EXPORT_SYMBOL(blk_put_request);
 
diff --git a/block/blk-exec.c b/block/blk-exec.c
index 391dd622489..9bceff7674f 100644
--- a/block/blk-exec.c
+++ b/block/blk-exec.c
@@ -18,7 +18,7 @@
  * @rq: request to complete
  * @error: end io status of the request
  */
-void blk_end_sync_rq(struct request *rq, int error)
+static void blk_end_sync_rq(struct request *rq, int error)
 {
 	struct completion *waiting = rq->end_io_data;
 
@@ -31,7 +31,6 @@ void blk_end_sync_rq(struct request *rq, int error)
 	 */
 	complete(waiting);
 }
-EXPORT_SYMBOL(blk_end_sync_rq);
 
 /**
  * blk_execute_rq_nowait - insert a request into queue for execution
@@ -58,6 +57,9 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk,
 	spin_lock_irq(q->queue_lock);
 	__elv_add_request(q, rq, where, 1);
 	__generic_unplug_device(q);
+	/* the queue is stopped so it won't be plugged+unplugged */
+	if (blk_pm_resume_request(rq))
+		q->request_fn(q);
 	spin_unlock_irq(q->queue_lock);
 }
 EXPORT_SYMBOL_GPL(blk_execute_rq_nowait);