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Diffstat (limited to 'drivers/infiniband/core/uverbs.h')
-rw-r--r--drivers/infiniband/core/uverbs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h
index b1897bed14a..cc124344dd2 100644
--- a/drivers/infiniband/core/uverbs.h
+++ b/drivers/infiniband/core/uverbs.h
@@ -69,6 +69,7 @@ struct ib_uverbs_event_file {
struct ib_uverbs_file {
struct kref ref;
+ struct semaphore mutex;
struct ib_uverbs_device *device;
struct ib_ucontext *ucontext;
struct ib_event_handler event_handler;