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-rw-r--r--fs/orangefs/protocol.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/orangefs/protocol.h b/fs/orangefs/protocol.h
index 03bbe7505a35..56dd65abb908 100644
--- a/fs/orangefs/protocol.h
+++ b/fs/orangefs/protocol.h
@@ -399,6 +399,7 @@ enum {
* space. Zero signifies the upstream version of the kernel module.
*/
#define ORANGEFS_KERNEL_PROTO_VERSION 0
+#define ORANGEFS_MINIMUM_USERSPACE_VERSION 20904
/*
* describes memory regions to map in the ORANGEFS_DEV_MAP ioctl.