Re: r255873: ahcich7: Timeout on slot 0 port 0 FLOODING kernel messages

On Fri, 27 Sep 2013 05:45:23 -0600
Scott Long <scottl_at_samsco.org> wrote:

> 
> On Sep 26, 2013, at 11:36 PM, Sergey V. Dyatko
> <sergey.dyatko_at_gmail.com> wrote:
> 
> > On Thu, 26 Sep 2013 16:07:18 +0300
> > Konstantin Belousov <kostikbel_at_gmail.com> wrote:
> > 
> >> On Thu, Sep 26, 2013 at 03:40:26PM +0300, Sergey V. Dyatko wrote:
> >>> On Thu, 26 Sep 2013 08:53:26 +0200
> >>> "O. Hartmann" <ohartman_at_zedat.fu-berlin.de> wrote:
> >>> 
> >>>> Rebooting into CURRENT  r255873 floods the kernel messages with
> >>>> 
> >>>> ahcich7: Timeout on slot 0 port 0
> >>>> ahcich7: is 00000000 cs 00000001 ss 00000000 rs 00000001 tfd c0
> >>>> serr 00000000 cmd 0004c017
> >>>> 
> >>>> What is this supposed to mean? Is this a GEOM pollution of the
> >>>> outer world?
> >>>> 
> >>>> Regards,
> >>>> 
> >>>> oh
> >>> 
> >>> +1 :(
> >>> ahcich1: Timeout on slot 29 port 0
> >>> ahcich1: is 40000001 cs 60000000 ss 00000000 rs 60000000 tfd 2451
> >>> serr 00000000 cmd 00005d17
> >>> ahcich1: Timeout on slot 30 port 0
> >>> ahcich1: is 00000000 cs c0000000 ss 00000000 rs c0000000 tfd c0
> >>> serr 00000000 cmd 0000de17
> >> 
> >> Does reverting r255870 and r255871 help ?
> > 
> > yes, these messages disappeared after revert 255870 and r255871
> > 
> 
> 
> Hi,
> 
> Nothing that I changes should have affected the ahci driver.  In
> fact, I tested this driver specifically during my development.  Can
> you confirm that you built both kernel and modules from a clean state?

[tiger_at_laptop]:/usr/src%svn st
M       sys/boot/i386/zfsboot/zfsboot.c
[tiger_at_laptop]:/usr/src%svn diff 
Index: sys/boot/i386/zfsboot/zfsboot.c
===================================================================
--- sys/boot/i386/zfsboot/zfsboot.c     (revision 255873)
+++ sys/boot/i386/zfsboot/zfsboot.c     (working copy)
_at__at_ -302,6 +302,7 _at__at_
      * region in the SMAP, use the last 3MB of 'extended' memory as a
      * high heap candidate.
      */
+       high_heap_size = 0;
     if (bios_extmem >= HEAP_MIN && high_heap_size < HEAP_MIN) {
        high_heap_size = HEAP_MIN;
        high_heap_base = bios_extmem + 0x100000 - HEAP_MIN;
[tiger_at_laptop]:/usr/src%

nothing more. 

> 
> Scott
> 



-- 
wbr, tiger