Whenever you compile your kernel, you will need to run emerge @module-rebuild
Otherwise, you can always install all the modules manually. https://wiki.gentoo.org/wiki/Kernel/Upgrade#Reinstalling_external_kernel_modules On Tue, Jul 24, 2018 at 12:02 PM gevisz <gev...@gmail.com> wrote: > 2018-07-24 22:00 GMT+03:00 gevisz <gev...@gmail.com>: > > 2018-06-20 14:16 GMT+03:00 Mick <michaelkintz...@gmail.com>: > >> On Wednesday, 20 June 2018 11:43:32 BST gevisz wrote: > >>> After updating portage tree today, portage > >>> suggested to upgrade gcc from 6.4 to 7.3 > >>> version what I have done just now. > >>> > >>> Nevertheless, > >>> # gcc-config --list-profiles > >>> [1] x86_64-pc-linux-gnu-6.4.0 * > >>> [2] x86_64-pc-linux-gnu-7.3.0 > >>> shows that I still have version 6.4 as a default. > >> > >> I'm on gcc-7.3.0-r3 and have not noticed any problems on 3 boxen so far. > >> > >> > >>> As https://wiki.gentoo.org/wiki/Upgrading_GCC > >>> still do not have any specific instructions on > >>> switching to gcc version 7.3, I am still afread > >>> of switching to gcc version 7.3 and would like > >>> to ask if anybody encountered some problem > >>> after switching to gcc version 7.3 and which > >>> packages should be rebuild after such switching. > >>> > >>> Thank you in advance for your help. > >> > >> I didn't have to rebuild anything, but if you have reasons to fear > breakage > >> you can rebuild your toolchain: > >> > >> 1. Use gcc-config to select x86_64-pc-linux-gnu-7.3.0 > >> 2. Re-source /etc/profile by running in your current console/terminal: > >> . /etc/profile > >> 3. Re-emerge libtool: > >> emerge -1 sys-devel/libtool > >> 4. Re-emerge the following packages in this order: > >> emerge -1 sys-devel/gcc-7.3.0-r3 > >> emerge -1 sys-devel/binutils > >> emerge -1 sys-libs/glibc > >> 5. You could if you want re-emerge your entire system, 'emerge -e > @world' or > >> if you would rather conserve electricity wait as different packages > come up > >> for an update over time. > >> > >> If my experience to date holds true and for a general purpose desktop > none of > >> the above rebuilds are necessary, other than switching your gcc to > 7.3.0. > > > > You forgot the 6th item: > > > > 6. Recompile the kernel. > > > > Just today, virtualbox-modules refused to compile because of this. > > Thanks to Michael Orlitzky for the tip how to interpret portage messages. > > By the way, this recommendation is absent from Gentoo wiki on updating gcc. > >
