Messages in this thread | | | Date | Mon, 10 Jun 2013 13:18:39 -0700 | Subject | Re: [PATCH 0/3] de_thread() should update ->real_start_time | From | John Stultz <> |
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On Mon, Jun 10, 2013 at 11:33 AM, Oleg Nesterov <oleg@redhat.com> wrote: > 1/3 is the obvious bugfix, 2 and 3 are minor cleanups > > I am wondering, can't we kill task->real_start_time? What if we > simply change copy_process > > - do_posix_clock_monotonic_gettime(&p->start_time); > + get_monotonic_boottime(&p->start_time);
An additional thought: task_struct covers quite a bit of stuff, so I don't know if this would be too useful, but we could further change start_time to be a ktime_t, allowing possible additional space savings in the task_struct on 64bit systems.
thanks -john
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