On Tue, Oct 10, 2017 at 08:06:07PM +0200, Greg KH wrote: > 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? To follow up with this, copy_file_ranges() showed up in the 4.5 kernel release, so how is this a problem for older kernels than that? thanks, greg k-h