Messages in this thread | | | Date | Tue, 2 May 2006 15:27:16 -0400 (EDT) | From | Alan Stern <> | Subject | Question about cmpxchg() |
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Is there any way to know at build time (or even at runtime) whether the cmpxchg() routine is atomic with respect to DMA transfers on the current platform?
Thanks,
Alan Stern
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