Messages in this thread | | | Date | Sat, 21 Jul 2007 09:29:30 +0200 | From | Robert Schwebel <> | Subject | Re: blackfin - cmpxchg not atomic ? |
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On Fri, Jul 20, 2007 at 04:36:12PM -0400, Mike Frysinger wrote: > > Also, does you assembly stub _really_ modify memory atomically ? If yes, > > then there should be no need for disabling interrupts. Else, I see a > > major problem with SMP. > > that isnt the only problem with SMP on Blackfin
Could you ealborate?
Robert -- Dipl.-Ing. Robert Schwebel | http://www.pengutronix.de Pengutronix - Linux Solutions for Science and Industry Handelsregister: Amtsgericht Hildesheim, HRA 2686 Hannoversche Str. 2, 31134 Hildesheim, Germany Phone: +49-5121-206917-0 | Fax: +49-5121-206917-9
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