[PATCH v2 2/3] netcls_cgroup: introduce cgroup_cls_state->is_local
Daniel Wagner
wagi at monom.org
Mon Nov 19 19:18:35 UTC 2012
Hi Tejun,
On 19.11.2012 18:30, Tejun Heo wrote:
> cs->is_local will be used to indicate whether the cgroup has its own
> configuration or inherited from the parent. It's set when classid is
> configured by writing a positive value to cgroup file
> "net_cls.classid" and cleared when a negative value is written.
>
> is_local is visible to userland via cgroup file "net_cls.is_local" so
> that userland can know whether a cgroup has its config or not.
>
> This patch doesn't yet change hierarchy behavior. The next patch will
> use is_local to implement proper hierarchy.
>
> v2: Daniel pointed out that cftype->write_u64() accepts base prefix
> (e.g. 0x10 for 16). Updated "%lld" to "%lli".
>
> Signed-off-by: Tejun Heo <tj at kernel.org>
> Acked-by: David S. Miller <davem at davemloft.net>
> Acked-by: Neil Horman <nhorman at tuxdriver.com>
> Cc: Daniel Wagner <wagi at monom.org>
Acked-by: Daniel Wagner <daniel.wagner at bmw-carit.de>
thanks,
daniel
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