On Fri, May 16, 2014 at 12:19:14AM +0400, Cyrill Gorcunov wrote: > > I see what you mean. We're rather targeting on bare x86-64 at the moment > but compat mode is needed as well (not yet implemented though). I'll take > a precise look into this area. Thanks! Indeed, because we were not running 32bit tasks vdso32-setup.c::arch_setup_additional_pages has never been called. That's the mode we will have to implement one day. Looking forward the question appear -- will VDSO_PREV_PAGES and rest of variables be kind of immutable constants? If yes, we could calculate where the additional vma lives without requiring any kind of [vdso] mark in proc/pid/maps output. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>