Messages in this thread | | | Date | Sat, 4 Mar 2006 12:28:48 -0800 | From | Andrew Morton <> | Subject | Re: 2.6.16-rc regression: m68k CONFIG_RMW_INSNS=n compile broken |
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Nick Piggin <nickpiggin@yahoo.com.au> wrote: > > Roman Zippel wrote: > > Hi, > > > > On Fri, 3 Mar 2006, Andrew Morton wrote: > > > > > >>Yes, we now require cmpxchg of all architectures. > > > > > > Actually I'd prefer if we used atomic_cmpxchg() instead. > > The cmpxchg() emulation was never added for a good reason - to keep code > > from assuming it can be used it for userspace synchronisation. Using an > > atomic_t here would probably get at least some attention. > > > > Yes, I guess that's what Andrew meant. The reason we can require > atomic_cmpxchg of all architectures is because it is only guaranteed > to work on atomic_t. > > Glad to hear it won't be a problem for you though. >
Could someone with an m68k compiler please send the patch? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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