Re: [PATCH] Revert "tty: serial: imx.c: Reset UART before activating interrupts"

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On Tue, Jul 28, 2015 at 08:23:13AM -0400, Peter Hurley wrote:
> Hi David,
> 
> On 07/28/2015 02:07 AM, David Jander wrote:
> > On Mon, 27 Jul 2015 15:15:59 -0300
> > Fabio Estevam <fabio.estevam@xxxxxxxxxxxxx> wrote:
> > 
> >> This reverts commit e95044ba4fee93f5ea8a1a24b2d921e148503833.
> >>
> >> Commit e95044ba4fee93 ("tty: serial: imx.c: Reset UART before activating
> >> interrupts") terribly messes up with the console on mx6 boards, so
> >> let's revert it.
> > 
> > IMHO Spewing out a few corrupt characters during startup (which curiously also
> > appear sometimes due to other reasons), is a lot less of a problem that a
> > hanging system!
> 
> Seems you already know the symptoms. Was the console corruption a known issue
> before submitting?  I didn't see anything in the changelog or discussion at
> submission time?
> 
> > Please don't revert this patch without providing a fix for the crash!
> 
> This clearly isn't the correct fix, and it makes no sense to build a proper
> fix on top of a broken one.
> 
> The right way is to revert this and try again.

Already reverted in my tree, thanks.

greg k-h
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