On Fri, 2007-10-26 at 10:22 +0200, Martin Schwidefsky wrote: > On Fri, 2007-10-26 at 17:59 +1000, Benjamin Herrenschmidt wrote: > > > > I'm not at all fan of the hook there and it's name... > > > > > > > > Any reason why you can't do that in your arch gua ? > > > > > > > > If not, then why can't you call it something nicer, like > > > > arch_rebalance_pgtables() ? > > > > > > The name can be changed in no time. I've tried to use one of the > > > existing arch calls like arch_mmap_check or arch_get_unmapped_area but > > > it didn't work out. I really need the final address to make the call to > > > extend the page tables. > > > > You arch get_unmapped_area() has it... > > Hmm, I got worried about the file->f_op->get_unmapped_area indirection. > At least the get_unmapped_area_mem function in drivers/char/mem.c does > not call the standard get_unmapped_area function again like ipc/shm.c > does. As I see it is not guaranteed that the architecture version of > arch_get_unmapped_area gets control. Want to play safe there. Hrm... last I looked, the only "other" gua was hugetlb which is arch too, but I may have missed something. Ben. - To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html