Messages in this thread | | | Date | Fri, 13 Jun 2003 14:54:17 +0200 | From | Olivier Galibert <> | Subject | Re: [PATCH] udev enhancements to use kernel event queue |
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On Fri, Jun 13, 2003 at 08:44:52AM -0400, Richard B. Johnson wrote: > FYI, all memory modify operations, not using an intermediate register, > in 32-bit mode, of a longword or less, on ix86 machines are atomic, > even without the lock prefix.
Unless you're on SMP. Of course 80386 SMP is not really what people want to do, but people may compile an "universal" 386 SMP kernel and run it on a later SMP box.
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