On Tue, Aug 29, 2006 at 08:56:36AM -0700, Christoph Lameter wrote: > > Because i386 (and x86_64) can do better by using XADDL/XADDQ. > > And Ia64 would like to use fetchadd.... > > > CMPXCHG is not available on all archs, and may not be implemented on all > > archs > > through other atomic instructions. > > Which arches do not support cmpxchg?
MIPS, Alpha - probably any pure RISC load/store architecture. Ralf - To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
