Al Viro wrote: > On Fri, Jan 14, 2011 at 12:56:17PM +0800, Li Zefan wrote: >> Just mount the cgroupfs: >> >> # mount -t cgroup -o cpuset xxx /mnt >> (oops!!) >> >> The bug is caused by: >> >> ========= >> commit 0df6a63f8735a7c8a877878bc215d4312e41ef81 >> Author: Al Viro <viro@xxxxxxxxxxxxxxxxxx> >> Date: Tue Dec 21 13:29:29 2010 -0500 >> >> switch cgroup >> >> switching it to s_d_op allows to kill the cgroup_lookup() kludge. >> >> Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx> >> ========= >> >> This line: >> >> + sb->s_d_op = &cgroup_dops; > > Oh, crap... Right, it's using simple_lookup(). Let me check if anything > else might be stepping on that. > > Umm... There's a very strange codepath in btrfs that also might. > Interesting. Fix for cgroup, AFAICS, should be this: > patch tested. thanks! _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers
