Re: [PATCH] dma: sh: inherit debug options from the subsystem for sh

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On Thu, Jul 10, 2014 at 02:25:58PM +0200, Laurent Pinchart wrote:
> Hi Wolfram,
> 
> On Thursday 03 July 2014 10:48:34 Wolfram Sang wrote:
> > Hi,
> > 
> > > With dynamic debug, these flags dont make much sense unless you want
> > > something to be printed *always* during boot.
> > 
> > Yes, this was exactly what I wanted.
> 
> Why is that ? My understanding is that the purpose of the 
> CONFIG_DMADEVICES_DEBUG option is to enable debug messages for debugging. As 
> it requires recompiling the kernel, wouldn't dynamic printk be a better 
> alternative ?
No it wont. Pls see the discussion.

Lots of dmanegine device gets used at boot, so for testing those scenarios it
will help to enable debug!

-- 
~Vinod

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