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SubjectRe: [PATCH 2.6.19 2/3] sata_promise: new EH conversion
FromArjan van de Ven <>
DateSun, 03 Dec 2006 15:16:07 +0100
> But, having those flushes won't hurt either.  What was the conclusion of
> mmio <-> spinlock sync discussion?  I always feel kind of uncomfortable
> about readl() flushes.  I think they're too subtle.

those are orthogonal!
The posting flushes have nothing to do with spinlock-vs-mmio; that
discussion was about the CPU, while posting flushes are about the
chipset / bridges / etc....
> 
-- 
if you want to mail me at work (you don't), use arjan (at) linux.intel.com
Test the interaction between Linux and your BIOS via http://www.linuxfirmwarekit.org

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