On Jun 14, 2007, at 16:04, Kumar Gala wrote: > > On Jun 12, 2007, at 11:52 PM, David Gibson wrote: >> >> -/* is x a power of 4? */ >> -#define is_power_of_4(x) is_power_of_2(x) && (ffs(x) & 1) >> - > > is_power_of_4 is used by HAVE_TLBCAM, why are you killing it? He removed io_block_mapping() in patch #3 Andy