Subject: [PATCH 1/5] tty/serial: at91: use correct type for dma_sync_*_for_cpu() and dma_sync_*_for_device()

From: [email-masked] (Greg KH)
Date: Fri, 9 Jan 2015 14:19:27 -0800

On Fri, Jan 09, 2015 at 04:13:59PM +0100, Nicolas Ferre wrote:
> Le 09/12/2014 14:31, Cyrille Pitchen a ?crit :
> > dma_sync_*_for_cpu() and dma_sync_*_for_device() use 'enum dma_data_direction',
> > not 'enum dma_transfer_direction'
> > 
> > Signed-off-by: Cyrille Pitchen <[email-masked]>
> 
> Sure:
> Acked-by: Nicolas Ferre <[email-masked]>
> 
> Here it's difficult to add a "stable" tag as the error was introduced by
> several different patches.

So that means it's not ok for older kernels?  That doesn't make sense...