On Thu, Mar 07, 2019 at 07:08:33PM +0100, Andrea Righi wrote: > Add a flag to the blkcg cgroups to make sync()'ers in a cgroup only be > allowed to write out pages that have been dirtied by the cgroup itself. > > This flag is disabled by default (meaning that we are not changing the > previous behavior by default). > > When this flag is enabled any cgroup can write out only dirty pages that > belong to the cgroup itself (except for the root cgroup that would still > be able to write out all pages globally). > > Signed-off-by: Andrea Righi <andrea.righi@xxxxxxxxxxxxx> Reviewed-by: Josef Bacik <josef@xxxxxxxxxxxxxx> Thanks, Josef