Messages in this thread |  | | Date | Mon, 18 Nov 2013 19:02:59 +0100 | From | Oleg Nesterov <> | Subject | Re: call_usermodehelper in containers |
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On 11/18, Oleg Nesterov wrote: > > On 11/15, Eric W. Biederman wrote: > > > > I don't understand that one. Having a preforked thread with the proper > > environment that can act like kthreadd in terms of spawning user mode > > helpers works and is simple. > > Can't we ask ->child_reaper to create the non-daemonized kernel thread > with the "right" ->nsproxy, ->fs, etc? > > IOW. Please the the "patch" below. It is obviously incomplete and wrong, > and it can be more clear/clean. And probably we need another API. Just > to explain what I mean.
Or, perhaps UMH_IN_MY_NS should only work if ->child_reaper explicitly does, say, prctl(PR_SPAWN_UMH_IN_NS_HELPER) which forks the non-daemonized kernel kthread_worker thread, I dunno.
Oleg.
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