On Thu, Mar 03, 2016 at 12:19:58PM -0500, Tejun Heo wrote: > cgroup migrations used to always be single destination. There could > be multiple sources but there was only one destination cgroup. This > changed with default hierarchy as enabling a controller would move > processes in child cgroups into separate csses. This was developed > over time and is working correctly now but the way multiple > destinations are handled is hacky and fragile. This patchset updates > migration logic so that multi-destination handling is integral. > > This patchset contains the following four patches. > > 0001-cgroup-fix-incorrect-destination-cgroup-in-cgroup_up.patch > 0002-cgroup-move-migration-destination-verification-out-o.patch > 0003-cgroup-make-cgroup-_taskset-_migrate-take-cgroup_roo.patch > 0004-cgroup-use-css_set-mg_dst_cgrp-for-the-migration-tar.patch
These changes are mostly mechanical and I want them to be in for-4.6 for a while before the merge window opens up. Applying to cgroup/for-4.6. In the unlikely case that this breaks something, let's fix with followup patches. Thanks. -- tejun
