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Subject: Re: r255873: ahcich7: Timeout on slot 0 port 0 FLOODING kernel
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From: Scott Long <scottl@samsco.org>
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Date: Fri, 27 Sep 2013 05:57:01 -0600
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To: "Sergey V. Dyatko" <sergey.dyatko@gmail.com>
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On Sep 27, 2013, at 5:52 AM, Sergey V. Dyatko <sergey.dyatko@gmail.com> =
wrote:

>>>=20
>>> yes, these messages disappeared after revert 255870 and r255871
>>>=20
>>=20
>>=20
>> Hi,
>>=20
>> 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?
>=20
> [tiger@laptop]:/usr/src%svn st
> M       sys/boot/i386/zfsboot/zfsboot.c
> [tiger@laptop]:/usr/src%svn diff=20
> Index: sys/boot/i386/zfsboot/zfsboot.c
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- 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 =3D 0;
>     if (bios_extmem >=3D HEAP_MIN && high_heap_size < HEAP_MIN) {
>        high_heap_size =3D HEAP_MIN;
>        high_heap_base =3D bios_extmem + 0x100000 - HEAP_MIN;
> [tiger@laptop]:/usr/src%
>=20
> nothing more.=20
>=20

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?

Thanks,
Scott