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SubjectRE: [PATCHv5] procfs: show hierarchy of pid namespace

> -----Original Message-----
> From:
> [] On Behalf Of Chen
> Hanxiao
> Sent: Thursday, October 16, 2014 8:02 PM
> To:;
> Cc: Richard Weinberger; Serge Hallyn; Oleg Nesterov; Mateusz Guzik; David Howells;
> Eric W. Biederman
> Subject: [PATCHv5] procfs: show hierarchy of pid namespace
> We lack of pid hierarchy information, and this will lead to:
> a) we don't know pids' relationship, who is whose child:
> /proc/PID/ns/pid only tell us whether two pids live in same ns;
> b) bring trouble to nested lxc container check/restore/migration
> c) bring trouble to pid translation between containers;
> This patch will show the hierarchy of pid namespace
> by pidns_hierarchy like:

Any comments?

- Chen
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