On 09/09, Linus Torvalds wrote: > > On Wed, Sep 9, 2015 at 6:16 AM, Oleg Nesterov <[email protected]> wrote: > > > > Again, rightly or not I believe that FIFO makes task_work_add() more useful. > > Perhaps I am wrong, so far I can only provide the artificial examples... > > I'd rather wait until somebody has a real use case. I hate adding > infrastructure for "what if.." scenarios. We're better off if we can > make do with minimal semantics (ie "there are no guarantees except > that the work will be done before returning to user space") than with > stronger semantics that people then perhaps start depending on even if > they didn't really need them.
OK, I see. Thanks. At least you seem to agree with 1-2, so if Al takes these changes we can easily reconsider 3/3 later, if/when we have the new user which needs FIFO. Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
