2009/8/24 Daniel Lezcano <daniel.lezcano@xxxxxxx> > Krzysztof Taraszka wrote: > >> 2009/8/24 Daniel Lezcano <daniel.lezcano@xxxxxxx> >> >> >>> [ snip ] >>> >>> i think that /proc/meminfo should be mounted after /proc . why? i think >>>> >>>>> that, because mounting /proc may override /proc/meminfo >>>>>> Am I right? :) >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> Ha ! haha ! arrgh ! no way ! You are right :/ >>>>> >>>>> >>>>> >>>>> Hehe ;) >>>> >>>> >>>> >>>> In the case of application container, lxc mounts /proc but in the case >>>>> of >>>>> system container it is the system who do that so after the >>>>> /proc/meminfo >>>>> has >>>>> been mounted. >>>>> >>>>> Maybe we can look at modifying fs/proc/meminfo.c instead. Let me do a >>>>> small >>>>> patch for the kernel... >>>>> >>>>> >>>>> >>>>> >>>>> Okey. I am waiting for your patch :) >>>> >>>> Quick and dirty patch but at least working. It is no synced on the >>> latest >>> kernel version. >>> I do not really like to touch fs/proc/meminfo.c but it's an example here. >>> >>> >> >> Hi Daniel, >> >> I tried to compile my kernel tree (2.6.30.5) with your patch using >> gcc-4.4, >> gcc-4.3 and gcc-4.2 and i got this error on every gcc when linking kernel: >> >> mm/built-in.o: In function `mem_cgroup_info': >> (.text+0x27651): undefined reference to `__udivdi3' >> mm/built-in.o: In function `mem_cgroup_info': >> (.text+0x27678): undefined reference to `__udivdi3' >> mm/built-in.o: In function `mem_cgroup_info': >> (.text+0x276b0): undefined reference to `__udivdi3' >> mm/built-in.o: In function `mem_cgroup_info': >> (.text+0x276dd): undefined reference to `__udivdi3' >> make: *** [.tmp_vmlinux1] Error 1 >> >> this can be gcc based error. What kernel and gcc did you use for compile >> your kernel? >> > > I used a 2.6.30 kernel and > gcc (GCC) 4.3.0 20080428 (Red Hat 4.3.0-8) > Compiled on a x86_64 host. > > Do you have any warning at the compile time ? > > No, did not see any warnings when memcontrol.c or fs/meminfo.c was compiled. Anyway, I will try to build in on the stable (lenny) version of debian (right now I am working on unstable debian tree). That might be gcc from unstable problem. I will let you know what exactly problem is. -- Krzysztof Taraszka _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers
