On 12/09/2013 02:29 PM, hzguanqi...@corp.netease.com wrote: > Hi Gaofeng, > It seems that I've got the answer. > In manual page about setns, it said that library support was added to glibc > in version 2.14 while my libc version is 2.13. >
Good news :) > Thanks for help anyway. > > On 2013-12-09 13:22 , hzguanqi...@corp.netease.com > <mailto:hzguanqi...@corp.netease.com> wrote: > > On 2013-12-09 13:18 , Gao feng <mailto:gaof...@cn.fujitsu.com> wrote: > > On 12/09/2013 01:06 PM, hzguanqi...@corp.netease.com wrote: > > Hi experts, > > > > When I test lxc container with lxc-enter-namespace command, It > reported an error as > > following: > > root@debian:~/github/libvirt# vir lxc-enter-namespace lxc > --noseclabel /bin/df -hl > > error: Cannot get namespaces for 3145: Function not implemented > > > > It seems that setns is not supported by my kernel. > > > > But from the following info, It seemed the reason is just > libvirt/autoconf doesn't > > recgonise setns. > > root@debian:~/github/libvirt# grep setns /proc/kallsyms > > ffffffff8105b78b T SyS_setns > > ffffffff8105b78b T sys_setns > > root@debian:~/github/libvirt# ./configure | grep setns > > checking for setns... no > > > > What the problem really is ? How can I fix this problem? > > What's the result of grep -R "setns" /usr/include/* > > > Hi Gaofeng, > The result you want is as following: > > root@debian:~/github/libvirt# grep -R "setns" /usr/include/* > /usr/include/asm-generic/unistd.h:#define __NR_setns 268 > /usr/include/asm-generic/unistd.h:__SYSCALL(__NR_setns, sys_setns) > /usr/include/x86_64-linux-gnu/bits/syscall.h:#define SYS_setns __NR_setns > /usr/include/x86_64-linux-gnu/asm/unistd_64.h:#define __NR_setns > 308 > /usr/include/x86_64-linux-gnu/asm/unistd_64.h:__SYSCALL(__NR_setns, > sys_setns) > /usr/include/x86_64-linux-gnu/asm/unistd_32.h:#define __NR_setns > 346 > > ------------------ > Best regards! > GuanQiang > 13:21:12 > > > ------------------ > Best regards! > GuanQiang > 14:25:56 _______________________________________________ libvirt-users mailing list libvirt-users@redhat.com https://www.redhat.com/mailman/listinfo/libvirt-users
