[PATCH 16/21] drbd: fix maybe_pull_ahead() locking comments

[Fabian Frederick]

maybe_pull_ahead() calls rcu_read_lock() itself and is only
called within req_lock (locked by drbd_send_and_submit()

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 drivers/block/drbd/drbd_req.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index 2255dcf..2228012 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -995,7 +995,7 @@ static void complete_conflicting_writes(struct drbd_request *req)
 	finish_wait(&device->misc_wait, &wait);
 }
 
-/* called within req_lock and rcu_read_lock() */
+/* called within req_lock */
 static void maybe_pull_ahead(struct drbd_device *device)
 {
 	struct drbd_connection *connection = first_peer_device(device)->connection;
-- 
2.1.4

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