Messages in this thread | | | Date | Thu, 07 Dec 2006 14:11:40 -0800 (PST) | Subject | Re: [PATCH 3/3] WorkStruct: Use direct assignment rather than cmpxchg() | From | David Miller <> |
| |
From: David Howells <dhowells@redhat.com> Date: Thu, 07 Dec 2006 21:16:03 +0000
> I don't know that sparc32 can do conditional instructions for > example. If we force this assumption it becomes a potential > limitation on the archs we can support. OTOH, it may be that every > arch that supports SMP and has to emulate bitops with spinlocks also > supports conditional stores; but I don't know that.
Sparc32 has normal branches but no conditional instruction execution. - 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/
| |