DragonFly BSD
DragonFly bugs List (threaded) for 2004-03
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Re: DragonFly hung up in Vmware


From: Dave Cuthbert <dacut@xxxxxxxxxxxxx>
Date: Thu, 04 Mar 2004 18:56:19 -0500

Matthew Dillon wrote:
    It seems unlikely.  There should be no uses of cmpxchg if you build a UP
    kernel to run under vmware.

Hm... this isn't emitted by the compiler under normal circumstances? According to [1], this is a 486+ instruction. Then again, it could be like, say, xlat (which I've never seen a compiler emit).


[1] http://www.iro.umontreal.ca/~feeley/cours/ift2240/doc/assembly/cmpxchg.html



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