[PATCH 2/8] ASoC: fsl-ssi: Move sysfs stats to debugfs

Markus Pargmann mpa at pengutronix.de
Mon Nov 25 04:45:50 EST 2013


Hi,

On Fri, Nov 22, 2013 at 06:33:56PM +0000, Mark Brown wrote:
> On Fri, Nov 22, 2013 at 05:42:04PM +0100, Markus Pargmann wrote:
> > On Thu, Nov 21, 2013 at 02:22:08PM +0000, Mark Brown wrote:
> > > On Wed, Nov 20, 2013 at 10:04:16AM +0100, Markus Pargmann wrote:
> 
> > > > This patch moves the statistics to debugfs and disables interrupts
> > > > completely if the kernel is build without DEBUG_FS enabled.
> 
> > > We can still see the error counts through /proc/interrupts even without
> > > the debugfs file.
> 
> > The interrupts are visible without the debugfs file when enabled through
> > SIER register. But it does not show the specific reason for the interrupts.
> 
> > I am not sure what you suggest. To remove the stats file completely and
> > always disable interrupts?
> 
> No, I'm suggesting not disabling interrupts completely when debugfs is
> disabled.  Since we can still see the interrupts happening even if
> debugfs is not enabled we're still getting diagnostics.

Okay, I will change it.

Thanks,

Markus


-- 
Pengutronix e.K.                           |                             |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |



More information about the linux-arm-kernel mailing list