On Tue, Sep 22, 2015 at 10:41 AM, Linus Torvalds <[email protected]> wrote: > On Mon, Sep 21, 2015 at 11:23 PM, Ingo Molnar <[email protected]> wrote: >> >> This complicates PGD management, so don't do this. We can keep the >> PGD mapped and the PUD table all clear - it's only a single 4K page >> per 512 GB of memory mapped. > > I'm ok with this just from a "it removes code" standpoint. That said, > some of the other patches here make me go "hmm". I'll answer them > separately. >
If we want to get rid of vmalloc faults, then this patch makes it much more obvious that it can be done without hurting performance. > Linus -- Andy Lutomirski AMA Capital Management, LLC -- 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/
