Messages in this thread | | | Date | Mon, 26 Jul 2010 22:55:23 +0300 | From | "Michael S. Tsirkin" <> | Subject | Re: [PATCH repost] sched: export sched_set/getaffinity to modules |
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On Mon, Jul 26, 2010 at 08:08:34PM +0200, Oleg Nesterov wrote: > On 07/26, Sridhar Samudrala wrote: > > > > I have been testing out a similar patch that uses kernel_thread() without CLONE_FILES > > flag rather than create_kthread() and then closing the files. > > !CLONE_FILES can't help. copy_files() does dup_fd() in this case. > The child still inherits the files. > > > Either version should be fine. > > I think neither version is fine ;) > > exit_files() is not enough too. How about the signals,
As I said, signals are unimportant as we are using this thread to base a worker on - it sleeps uninterruptibly.
> reparenting?
That's actually a feature: it lets us find out which process owns the device using the thread by looking at the parent.
> > I already forgot all details, probably I missed somethig. But it > seems to me that it is better to just export get/set affinity and > forget about all complications. > > Oleg.
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