Sharyathi Nagesh wrote: > On Tue, 2006-04-11 at 09:53 -0400, Dave Anderson wrote: > > What kernel version are you testing with? > 2.6.16-rc2-git5-3 And PG_slab is now bit 10? Whatever... I've written a new PG_slab_flag_init() function that looks at the contents of the venerable old "vm_area_cachep" pointer (there since 2.2), which by definition will have a kmalloc'd address whose associated page struct flags will contain just the PG_slab bit. It covers all bases. Thanks, Dave