Problems with stable/9 and LSI controlers?

[Dennis Glatting]

Both servers work with this patch applied.




On Tue, 2013-09-10 at 14:29 -0600, Kenneth D. Merry wrote:
> On Tue, Sep 10, 2013 at 12:35:02 -0700, Dennis Glatting wrote:
> > On Tue, 10 Sep 2013, Kenneth D. Merry wrote:
> > >On Tue, Sep 10, 2013 at 12:11:38 -0700, Dennis Glatting wrote:
> > >>On Tue, 10 Sep 2013, Kenneth D. Merry wrote:
> > >>
> > >>>On Tue, Sep 10, 2013 at 11:21:02 -0700, Dennis Glatting wrote:
> > >>>>
> > >>>>Today I updated several systems against stable/9 that had not bee 
> > >>>>updated
> > >>>>in ~five months. Two of the systems are serviced by LSI 2008 controllers
> > >>>>with a RAID1 array housing the operating system.
> > >>>>
> > >>>>These systems no longer properly boot.
> > >>>>
> > >>>>Specifically, they begin the boot process but bomb when they try to 
> > >>>>mount
> > >>>>root. Neither system sees the GPT partitions of the boot disk at the
> > >>>>"mountroot>" prompt. On one system I replaced the hard disks,
> > >>>>repartitioned, and reinstalled but the problem continued.
> > >>>>
> > >>>>I don't see any mention of geom or controller update in UPDATING but I
> > >>>>know they have been updated because I saw their revisions fly actross my
> > >>>>screen during the svn update. Also, I am running IR vers 16 on my
> > >>>>controllers, which is the latest version of LSI firmware.
> > >>>>
> > >>>>Is there some new action I have to take to sucessfully boot LSI disks
> > >>>>against the updated kernel?
> > >>>
> > >>>Can you try the mpslsi driver from LSI's web site and see if that works?
> > >>>
> > >>>If it does, then it is a problem we've introduced locally.
> > >>>
> > >>
> > >>I'll give it a shot but just to be clear, I have been running the 16
> > >>firmware for months.
> > >
> > >The issue is very likely in the driver, not the firmware.  I'm just
> > >trying to figure out whether it broke in LSI's Phase 16 or in our
> > >additional changes in FreeBSD.
> > >
> > >In any case, I've reproduced the problem, and hopefully I'll know soon
> > >where the issue is.
> > >
> > >So don't worry about trying LSI's driver.  Just go back to the previous
> > >version of stable/9 that worked for you until we fix it.
> > >
> > >This only affects RAID volumes, not regular disks.
> > >
> > 
> > Thanks.
> > 
> > I downloaded the mpslsi.ko driver from LSI under r255451 and the system 
> > now boots.
> 
> Okay, try the attached patch with the new driver and see whether it fixes
> the problem for you.
> 
> The issue was that with the new rescanning code, we weren't rescanning RAID
> volumes that got created.
> 
> It fixes the problem for me with a RAID-1 volume.
> 
> There is still the issue of all of the verbose probe errors that crop up
> when an Integrated RAID volume is enabled, but it isn't obvious at the
> moment whether we can easily fix that.
> 
> Ken