On 2015/8/3 4:23, Tejun Heo wrote: > Traditionally, each cgroup controller implemented whatever interface > it wanted leading to interfaces which are widely inconsistent. > Examining the requirements of the controllers readily yield that there > are only a few control schemes shared among all. > > Two major controllers already had to implement new interface for the > unified hierarchy due to significant structural changes. Let's take > the chance to establish common conventions throughout all controllers. > > This patch defines CGROUP_WEIGHT_MIN/DFL/MAX to be used on all weight > based control knobs and documents the conventions that controllers > should follow on the unified hierarchy. Except for io.weight knob, > all existing unified hierarchy knobs are already compliant. A > follow-up patch will update io.weight. > > Signed-off-by: Tejun Heo <t...@kernel.org> > Cc: Li Zefan <lize...@huawei.com> > Cc: Johannes Weiner <han...@cmpxchg.org>
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