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-rw-r--r--net/ceph/ceph_common.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index 4701d067169f..6eeeb67bed84 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -45,6 +45,17 @@ bool libceph_compatible(void *data)
}
EXPORT_SYMBOL(libceph_compatible);
+static int param_get_supported_features(char *buffer,
+ const struct kernel_param *kp)
+{
+ return sprintf(buffer, "0x%llx", CEPH_FEATURES_SUPPORTED_DEFAULT);
+}
+static const struct kernel_param_ops param_ops_supported_features = {
+ .get = param_get_supported_features,
+};
+module_param_cb(supported_features, &param_ops_supported_features, NULL,
+ S_IRUGO);
+
/*
* find filename portion of a path (/foo/bar/baz -> baz)
*/