Re: Linux 3.15: SPARC serial console regression

2014-06-17 Thread David Miller
From: Sam Ravnborg Date: Sun, 15 Jun 2014 20:56:35 +0200 > This is a regression so we should either revert the above commit > or review and fix the remaining drivers. I plan to review and integrate the sparc serial driver fixes soon. -- To unsubscribe from this list: send the line "unsubscribe l

Re: Linux 3.15: SPARC serial console regression

2014-06-16 Thread Peter Hurley
On 06/15/2014 02:56 PM, Sam Ravnborg wrote: Hi Peter. On Tue, Jun 10, 2014 at 05:20:08PM -0400, Peter Hurley wrote: Hi Sam, On 06/10/2014 03:24 PM, Sam Ravnborg wrote: From: Peter Hurley Date: Mon, 9 Jun 2014 19:21:43 -0400 Subject: [PATCH] serial: sunsab: Test for no tx data on tx restart

Re: Linux 3.15: SPARC serial console regression

2014-06-16 Thread Thomas Bogendoerfer
On Sun, Jun 15, 2014 at 08:56:35PM +0200, Sam Ravnborg wrote: > On Tue, Jun 10, 2014 at 05:20:08PM -0400, Peter Hurley wrote: > > On 06/10/2014 03:24 PM, Sam Ravnborg wrote: > > >>From: Peter Hurley > > >>Date: Mon, 9 Jun 2014 19:21:43 -0400 > > >>Subject: [PATCH] serial: sunsab: Test for no tx da

Re: Linux 3.15: SPARC serial console regression

2014-06-15 Thread Sam Ravnborg
Hi Peter. On Tue, Jun 10, 2014 at 05:20:08PM -0400, Peter Hurley wrote: > Hi Sam, > > On 06/10/2014 03:24 PM, Sam Ravnborg wrote: > >>From: Peter Hurley > >>Date: Mon, 9 Jun 2014 19:21:43 -0400 > >>Subject: [PATCH] serial: sunsab: Test for no tx data on tx restart > >> > >>Commit 717f3bbab3c7628

Re: Linux 3.15: SPARC serial console regression

2014-06-10 Thread Peter Hurley
Hi Sam, On 06/10/2014 03:24 PM, Sam Ravnborg wrote: From: Peter Hurley Date: Mon, 9 Jun 2014 19:21:43 -0400 Subject: [PATCH] serial: sunsab: Test for no tx data on tx restart Commit 717f3bbab3c7628736ef738fdbf3d9a28578c26c, 'serial_core: Fix conditional start_tx on ring buffer not empty' expos

Re: Linux 3.15: SPARC serial console regression

2014-06-10 Thread Sam Ravnborg
> From: Peter Hurley > Date: Mon, 9 Jun 2014 19:21:43 -0400 > Subject: [PATCH] serial: sunsab: Test for no tx data on tx restart > > Commit 717f3bbab3c7628736ef738fdbf3d9a28578c26c, > 'serial_core: Fix conditional start_tx on ring buffer not empty' > exposes an incorrect assumption in sunsab's st

Re: Linux 3.15: SPARC serial console regression

2014-06-10 Thread Aaro Koskinen
Hi, On Mon, Jun 09, 2014 at 07:48:17PM -0400, Peter Hurley wrote: > Looks like Seth's fix exposes some broken assumptions in the Sun > serial drivers. Thanks, that seems to fix the issue. Tested-by: Aaro Koskinen > PS - Do you have a way to test also your setup using hardware flow > control, i

FW: Linux 3.15: SPARC serial console regression

2014-06-09 Thread Peter Hurley
On 06/09/2014 04:59 PM, Aaro Koskinen wrote:> Hi, > > While testing the final 3.15, I noticed the serial console (sunsab) > does not work anymore on Sun Ultra. > > It will tx fine the console output during the boot. But then I try > to type something e.g. at the login: prompt, it behaves oddly: >

Linux 3.15: SPARC serial console regression

2014-06-09 Thread Aaro Koskinen
Hi, While testing the final 3.15, I noticed the serial console (sunsab) does not work anymore on Sun Ultra. It will tx fine the console output during the boot. But then I try to type something e.g. at the login: prompt, it behaves oddly: it re-transmits some old output, and then stalls for a few