Date: Tue, 01 Oct 2013 09:40:28 +0200 From: Guido Falsi <mad@madpilot.net> To: Boris Samorodov <bsam@passap.ru>, gahr@FreeBSD.org Cc: Konstantin Belousov <kostikbel@gmail.com>, "Sergey V. Dyatko" <sergey.dyatko@gmail.com>, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: r255873: ahcich7: Timeout on slot 0 port 0 FLOODING kernel messages Message-ID: <524A7C6C.2070606@madpilot.net> In-Reply-To: <52458A41.6040004@passap.ru> References: <20130926085326.72b53660@thor.walstatt.dyndns.org> <20130926154026.4be04064@laptop.minsk.domain> <20130926130718.GH41229@kib.kiev.ua> <20130927083647.39956586@laptop.minsk.domain> <977CE1C1-B96C-4553-8C08-0077E1738496@samsco.org> <20130927145251.6532d339@laptop.minsk.domain> <0B95678C-4C3A-4234-B2EA-77156ED905B9@samsco.org> <20130927125934.GA87559@gahrfit.gahr.ch> <52458A41.6040004@passap.ru>
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On 09/27/13 15:38, Boris Samorodov wrote:
> 27.09.2013 16:59, Pietro Cerutti пишет:
>> On 2013-Sep-27, 05:57, Scott Long wrote:
>>>
>>> On Sep 27, 2013, at 5:52 AM, Sergey V. Dyatko <sergey.dyatko@gmail.com> wrote:
>>>
>>>>>>
>>>>>> 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@laptop]:/usr/src%svn st
>>>> M sys/boot/i386/zfsboot/zfsboot.c
>>>> [tiger@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)
>>>> @@ -302,6 +302,7 @@
>>>> * 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@laptop]:/usr/src%
>>>>
>>>> nothing more.
>>>>
>>>
>>> Yes, no local source changes, but are you loading the cam or ahci drivers
>>> a loadable modules that might be out of sync now, or did you use a short-
>>> cut for building your kernel, like NO_CLEAN?
>>
>> I had the same problem with a clean src tree. After commenting out the
>> ahci line from my kernel conf file, I got these instead:
>>
>> Sep 27 14:32:10 SN2000 kernel: ata3: setting up DMA failed
>> Sep 27 14:32:12 SN2000 kernel: ata3: FAILURE - zero length DMA transfer attempte
>>
>> reverting those two commits solved the issue.
>
> In my case just rebuilding and restarting of sysutils/hal helped.
>
sysutils/smartmontools needs the same treatment.
BTW thanks for finding this fix :)
--
Guido Falsi <mad@madpilot.net>
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