r_gid 789 fs/ceph/mds_client.c req->r_gid = current_fsgid(); r_gid 2349 fs/ceph/mds_client.c head->caller_gid = cpu_to_le32(from_kgid(&init_user_ns, req->r_gid)); r_gid 254 fs/ceph/mds_client.h kgid_t r_gid;