Re: [patch 2/2] sata_via: Delay on vt6420 when starting ATAPI DMA write

From: Tejun Heo
Date: Wed Jan 20 2010 - 01:48:29 EST


On 01/20/2010 03:33 PM, Bart Hartgers wrote:
> Well, the ata_sff_pause actually does a ndelay(400), and with today's
> processors that would be a 'slow path', right?

unlikely() is used to mark very unlikely paths not the slow ones and I
don't really think DMA_TO_DEVICE would qualify as an unlikely path.


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