On Tue, Jan 19, 2016 at 10:38:50PM +0900, Tetsuo Handa wrote: > > > Don't we want to use "long" than "int" for all variables that count number > > > of pages, for recently commit 6cdb18ad98a49f7e9b95d538a0614cde827404b8 > > > "mm/vmstat: fix overflow in mod_zone_page_state()" changed to use "long" ? > > > > Potentially, yes. But here we count number of small pages in the compound > > page. We're far from being able to allocate 8 terabyte pages ;) > > That commit says "we have a 9TB system with only one node". > You might encounter such machines in near future. ;-) FWIW: in the above mentioned patch I wrote that I was just hoping that the int -> long conversion could fix the boot issue with the >8TB machine. It actually did fix it. -- 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>