On Thu, May 21, 2015 at 3:44 PM, <waben...@gmail.com> wrote: > walt <w41...@gmail.com> wrote: > > [...] >> Then, after I figured out that CONFIG_USER_NS is a kernel config item, >> requiring reinstallation of my kernel, I wasted more time figuring out >> (for the n'th time) that you shouldn't just change a single kernel >> config item and do "make" because that shortcut can break important >> things. >> >> No, you should do "make clean" first, and then do "make" etc. > [...] > > I haven't done a "make clean" for years when I compiled a kernel and I > never had any problems.
Then you have not made any critical config changes, or you have been very lucky.