On Mon, 2012-10-08 at 14:38 +0200, Oleg Nesterov wrote: > But the code looks more complex, and the only advantage is that > non-exiting task does xchg() instead of cmpxchg(). Not sure this > worth the trouble, in this case task_work_run() will likey run > the callbacks (the caller checks ->task_works != NULL), I do not > think this can add any noticeable speedup.
Yeah, I agree, the patch doesn't seem worth the trouble. It makes tricky code unreadable at best. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
