Ralf Baechle <[EMAIL PROTECTED]> wrote: > > Which arches do not support cmpxchg? > > MIPS, Alpha - probably any pure RISC load/store architecture.
Some of these have LL/SC or equivalent instead, but ARM5 and before, FRV, M68K before 68020 to name but a few. And anything that implements CMPXCHG with spinlocks is a really bad candidate for CMPXCHG-based rwsems. David - 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
