Messages in this thread | | | Date | Mon, 13 Sep 2004 19:26:57 +0200 (CEST) | From | Roman Zippel <> | Subject | Re: 2.6.9-rc1-mm4 sparc reiser4 build broken - undefined atomic_sub_and_test |
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Hi,
On Mon, 13 Sep 2004, Martin Schwidefsky wrote:
> Well, adding the missing s390 atomic operations is easy (see patch). > But I really doubt that it will make a measurable difference in > performance on ANY architecture.
On some archs atomic_sub_return is more complex than atomic_sub_and_test and there it does make a difference.
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