ceph_zero_partial_object 1756 fs/ceph/file.c ret = ceph_zero_partial_object(inode, offset, &size); ceph_zero_partial_object 1766 fs/ceph/file.c ret = ceph_zero_partial_object(inode, pos, NULL); ceph_zero_partial_object 1776 fs/ceph/file.c ret = ceph_zero_partial_object(inode, offset, &size);