X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Finfiniband%2Fcore%2Fuverbs.h;fp=kernel%2Fdrivers%2Finfiniband%2Fcore%2Fuverbs.h;h=a2d19d136099d22f655d50eb5ed4b7dadf7e1c14;hb=52f993b8e89487ec9ee15a7fb4979e0f09a45b27;hp=94bbd8c155fcca1daf5f2e9ee0fc65552821ff3f;hpb=c189ccac5702322ed843fe17057035b7222a59b6;p=kvmfornfv.git

diff --git a/kernel/drivers/infiniband/core/uverbs.h b/kernel/drivers/infiniband/core/uverbs.h
index 94bbd8c15..a2d19d136 100644
--- a/kernel/drivers/infiniband/core/uverbs.h
+++ b/kernel/drivers/infiniband/core/uverbs.h
@@ -116,6 +116,7 @@ struct ib_uverbs_event_file {
 struct ib_uverbs_file {
 	struct kref				ref;
 	struct mutex				mutex;
+	struct mutex                            cleanup_mutex; /* protect cleanup */
 	struct ib_uverbs_device		       *device;
 	struct ib_ucontext		       *ucontext;
 	struct ib_event_handler			event_handler;