Alan Cox <[EMAIL PROTECTED]> writes: > On Gwe, 2005-09-02 at 16:29 +1000, Nick Piggin wrote: > > 2/7 > > Implement atomic_cmpxchg for i386 and ppc64. Is there any > > architecture that won't be able to implement such an operation? > > i386, sun4c, ....
Actually we have cmpxchg on i386 these days - we don't support any SMP i386s so it's just done non atomically. > Yeah quite a few. I suspect most MIPS also would have a problem in this > area. cmpxchg can be done with LL/SC can't it? Any MIPS should have that. -Andi - 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/