On Fri, Mar 25, 2016 at 9:57 AM, Patrick Begou < Patrick.Begou at legi.grenoble-inp.fr> wrote: > I'm very confused on the right step to use to setup a modified kernel in > centOS6. > > As a simple user, I've downloaded the latests sources (I'm runing an old > kernel version) : > > rpm -i > http://vault.centos.org/6.7/updates/Source/SPackages/kernel-2.6.32-573.22.1.el6.src.rpm > > in the spec file ~/rpmbuild/SPECS/kernel.spec I've set: > %define buildid .numa > > Now I want to set *CONFIG_NUMA_EMU=y* > before runing: > rpmbuild -bb --without xen --without debug --without debuginfo > --target=x86_64 ./SPECS/kernel.spec > > But where shoud I set this CONFIG_NUMA_EMU option ? > I've tested several config files where this options was specified (using > grep as a last solution) but each build reset my choice and it is not > available in the final kernel. > > And google is a little bit confusing for me with many and many diverging > informations. > > Thank to kernel gourous for their advices. > > Patrick > I recommend you follows the instructions in this CentOS wiki article: https://wiki.centos.org/HowTos/Custom_Kernel If you encounter any issue, please let us know here. Akemi