On 08/12/12 03:43, H. Peter Anvin wrote: > On 12/05/2012 08:08 AM, James Hogan wrote: >> On 64 bit architectures with no efficient unaligned access, taskstats >> has to add some padding to a reply to prevent unaligned access warnings. >> However this also needs to apply to 32 bit architectures with 64 bit >> struct alignment such as metag (which has 64 bit memory accesses). > > Wait... 64-bit struct alignment on structures with only 32-bit members? > That might be... interesting... in a number of places...
Hi, I'll rewrite the description as it's a bit misleading. On metag 64bit struct alignment is required when it contains 64bit members, not if it only contains 32bit members. Although metag is a 32bit arch, it can do 64bit memory accesses which must be aligned. Thanks for taking a look. James -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
