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

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Hi Vinod,

On Thursday 10 July 2014 20:39:29 Vinod Koul wrote:
> On Thu, Jul 10, 2014 at 02:25:58PM +0200, Laurent Pinchart wrote:
> > 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!

OK, that's the point I've missed. I agree with the patch then.

-- 
Regards,

Laurent Pinchart

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