> > Hmm.. > > Your answer didn't match I wanted. > Then I don't get what you want.
I want to know the benefit of the patch for patch reviewing. > > few additional questions. > > > > - Why don't you change your application? It seems natural way than kernel > > change. > There is no way to change my application and achieve what I've described > in a multithreaded app. Then, we don't recommend to use mlockall(). I don't hope to hear your conclusion, it is not objectivization. I hope to hear why you reached such conclusion. > > - Why do you want your virtual machine have mlockall? AFAIK, current > > majority > > virtual machine doesn't. > It is absolutely irrelevant for that patch, but just because you ask I > want to measure the cost of swapping out of a guest memory. No. if you stop to use mlockall, the issue is vanished. > > - If this feature added, average distro user can get any benefit? > > > ?! Is this some kind of new measure? There are plenty of much more > invasive features that don't bring benefits to an average distro user. > This feature can bring benefit to embedded/RT developers. I mean who get benifit? > > I mean, many application developrs want to add their specific feature > > into kernel. but if we allow it unlimitedly, major syscall become > > the trushbox of pretty toy feature soon. > > > And if application developer wants to extend kernel in a way that it > will be possible to do something that was not possible before why is > this a bad thing? I would agree with you if for my problem was userspace > solution, but there is none. The mmap interface is asymmetric in regards > to mlock currently. There is MAP_LOCKED, but no MAP_UNLOCKED. Why > MAP_LOCKED is useful then? Why? Because this is formal LKML reviewing process. I'm reviewing your patch for YOU. If there is no objective reason, I don't want to continue reviewing. -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
