Messages in this thread | | | Date | Sat, 18 Feb 2006 21:19:36 +0300 | From | Oleg Nesterov <> | Subject | Re: [PATCH 2/2] fix kill_proc_info() vs fork() theoretical race |
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"Paul E. McKenney" wrote: > > On Fri, Feb 17, 2006 at 12:20:08AM +0300, Oleg Nesterov wrote: > > "Paul E. McKenney" wrote: > > > > > > The other thing to think through is tkill on a thread/process while it > > > is being created. I believe that this is OK, since thread-specific > > > kill must target a specific thread, so does not do the traversal. > > > > Also, tkill was not converted to use rcu_read_lock yet, it still > > takes tasklist_lock, so I think it is safe. > > I suspect that tkill will eventually need to avoid tasklist_lock... ;-)
Ok, I am sending a couple of preparation patches for this.
Paul, I didn't beleive you when you started this work. Now I think we can avoid tasklist AND cleanup the code in many places. I am glad I was wrong.
Btw, > > firing off some steamroller tests on it.
Could you point me to these tests?
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