[Users] problem compiling 2.6.26-openvz

[Denis V. Lunev]

On Mon, 2008-09-15 at 12:38 -0400, seriv at parkheights.dyndns.org wrote:
> Hi, 
> I have a problem compiling kernel 2.6.26-ovz. I've got it by git clone today, 
> ---
> $ git log | head -3
> commit aafb4cebb852b897a594675389328c829e7680ea
> Author: OpenVZ team <devel at openvz.org>
> Date:   Wed Jul 16 17:20:32 2008 +0400
> $ uname -srvmpi
> Linux 2.6.25.14-108.fc9.x86_64 #1 SMP Mon Aug 4 13:46:35 EDT 2008 x86_64 x86_64 x86_64
> $ git status
> # On branch master
> nothing to commit (working directory clean)
> ---
> I copied /boot/config-2.6.25.14-108.fc9.x86_64 to .config and run make, accepting default values for openvz-related parameters.
> I'm getting:
> ---
> $ make                                                                                 
>   CHK     include/linux/version.h                                                                                          
>   CHK     include/linux/utsrelease.h                                                                                       
>   CALL    scripts/checksyscalls.sh                                                                                         
>   CHK     include/linux/compile.h                                                                                          
>   GEN     .version                                                                                                         
>   CHK     include/linux/compile.h                                                                                          
>   UPD     include/linux/compile.h                                                                                          
>   CC      init/version.o                                                                                                   
>   LD      init/built-in.o                                                                                                  
>   LD      .tmp_vmlinux1                                                                                                    
> kernel/built-in.o: In function `proc_cpuset_show':                                                                         
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:2333: undefined reference to `cgroup_path'                                 
> kernel/built-in.o: In function `cpuset_populate':                                                                          
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:1584: undefined reference to `cgroup_add_file'                             
> kernel/built-in.o: In function `validate_change':                                                                          
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:470: undefined reference to `cgroup_task_count'                            
> kernel/built-in.o: In function `move_member_tasks_to_cpuset':                                                              
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:1781: undefined reference to `cgroup_scan_tasks'                           
> kernel/built-in.o: In function `cpuset_do_move_task':                                                                      
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:1756: undefined reference to `cgroup_attach_task'                          
> kernel/built-in.o: In function `update_cpumask':                                                                           
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:830: undefined reference to `cgroup_scan_tasks'                            
> kernel/built-in.o: In function `update_nodemask':                                                                          
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:970: undefined reference to `cgroup_task_count'                            
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:976: undefined reference to `cgroup_task_count'                            
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:985: undefined reference to `cgroup_iter_start'                            
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:986: undefined reference to `cgroup_iter_next'                             
> /home/seriv/linux-2.6.26-openvz/kernel/cpuset.c:999: undefined reference to `cgroup_iter_end'                              
> kernel/built-in.o: In function `ns_can_attach':                                                                            
> /home/seriv/linux-2.6.26-openvz/kernel/ns_cgroup.c:51: undefined reference to `cgroup_is_descendant'                       
> kernel/built-in.o: In function `ns_create':                                                                                
> /home/seriv/linux-2.6.26-openvz/kernel/ns_cgroup.c:77: undefined reference to `cgroup_is_descendant'                       
> kernel/built-in.o: In function `ns_cgroup_clone':                                                                          
> /home/seriv/linux-2.6.26-openvz/kernel/ns_cgroup.c:29: undefined reference to `cgroup_clone'                               
> make: *** [.tmp_vmlinux1] Error 1
> ---
> Please, advice. 

looks like you do not have CONFIG_CGROUPS=y
the cloned kernel should be compiled just fine after 'make defconfig'.

Regards,
	Den