Messages in this thread | | | Date | Wed, 20 Jan 2010 15:54:24 +0900 | From | Tejun Heo <> | Subject | Re: [patch 2/2] sata_via: Delay on vt6420 when starting ATAPI DMA write |
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Hello,
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.
Thanks.
-- tejun
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