On Sat, Oct 07, 2017 at 09:19:33PM -0400, Theodore Ts'o wrote: > Hi, please cherry pick the following upstream commit: > > 11cbfb10775a: vfs: deny copy_file_range() for non regular files > > to 3.18, 4.1, 4.4, and 4.9 LTS stable kernels. It does not apply to the 3.18 or 4.4 stable kernels. It worked for 4.9. Don't care about 4.1 :) Do you have a working backport anywhere? thanks, greg k-h