From: "Jesse Brandeburg" <[email protected]>
Date: Wed, 8 Nov 2006 17:01:44 -0800
> If you can show that it is faster to use pci_dma_sync_single_for_cpu
> and friends I'd be glad to take a patch.
The problem is if you don't recycle the buffer and really unmap,
you'll flush twice. That can potentially be expensive.
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