IRQs and memory consistency

On 11.04.2012 10:35, Wink Saville wrote:

Do you have a read barrier in the IRQ?

Ah, no I don't.

See "SMP BARRIER PAIRING" in:

http://www.kernel.org/doc/Documentation/memory-barriers.txt [3]

I saw that but only skimmed it.

I'll let the mailing list know if it worked when I get a chance to try 
it.

thanks,
-Chris