linux-kernel - Re: aacraid: Adaptec 2200S support broken on x86_64 by commit 94cf6ba11b068b8a8f68a1e88bffb6827e92124b

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Date:	Mon, 10 Nov 2008 20:20:57 -0800
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Tomas Henzl <thenzl@...hat.com>, gernot.hillier@...mens.com,
	aacraid@...ptec.com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org, mark_salyzyn@...ptec.com,
	Thomas Guyot-Sionnest <dermoth@....ca>, stable@...nel.org,
	Matt Domsch <Matt_Domsch@...l.com>
Subject: Re: aacraid: Adaptec 2200S support broken on x86_64 by commit
	94cf6ba11b068b8a8f68a1e88bffb6827e92124b

On Mon, 2008-11-10 at 15:20 -0800, Andrew Morton wrote:
> On Tue, 07 Oct 2008 15:37:04 +0200
> Tomas Henzl <thenzl@...hat.com> wrote:
> 
> > Hillier, Gernot wrote:
> > > Hi there!
> > >
> > > On our AMD64 machines equipped with old Adaptec 2200S controllers, we
> > > experienced a regression when updating to 2.6.25. The machines won't
> > > boot anymore (in a reasonable time), but instead spit out tons of those
> > > messages:
> > > aac_srb: aac_fib_send failed with status: 8195
> > >
> > > This is already reported in quite some places including LKML:
> > > http://lkml.org/lkml/2008/5/12/365
> > > https://bugzilla.redhat.com/show_bug.cgi?id=450444
> > > https://bugzilla.redhat.com/show_bug.cgi?id=453472
> > > http://www.linuxquestions.org/questions/red-hat-31/aacsrb-aacfibsend-failed-with-status-8195-651078/
> > > http://forums.gentoo.org/viewtopic-p-5077382.html?sid=a51c3a0fba6aa854c0b49b8fae5cc15a
> > >
> > > We found that this regression seems to be introduced by the bugfix
> > > "aacraid: fix driver failure with Dell PowerEdge
> > > Expandable RAID Controller 3/Di":
> > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=94cf6ba11b068b8a8f68a1e88bffb6827e92124b
> > >
> > > By simply removing the quirk flag for our controller, we could boot again.
> > >
> > > We did some quick stress tests on an AMD64bit machine with 16GB of RAM 
> > > and saw no problems after this change:
> > >
> > > diff -ur linux-2.6.25.11-0.1.ct1.orig/drivers/scsi/aacraid/linit.c linux-2.6.25.11-0.1.ct1/drivers/scsi/aacraid/linit.c
> > > --- linux-2.6.25.11-0.1.ct1.orig/drivers/scsi/aacraid/linit.c	2008-09-15 16:07:14.000000000 +0100
> > > +++ linux-2.6.25.11-0.1.ct1/drivers/scsi/aacraid/linit.c	2008-09-15 16:09:26.000000000 +0100
> > > @@ -176,7 +176,7 @@
> > >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "catapult        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
> > >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "tomcat          ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
> > >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2120S   ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */
> > > -	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */
> > > +	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
> > >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
> > >  	{ aac_rx_init, "aacraid",  "Legend  ", "Legend S220     ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
> > >  	{ aac_rx_init, "aacraid",  "Legend  ", "Legend S230     ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
> > >
> > > Can this be safely changed/merged? Or is this the wrong way to fix it?
> > >
> > > Please note that we also have machines equipped with newer Adaptec 2230S
> > > controllers (PCI ID 9005:0286) which run perfectly with the current driver.
> > >
> > >   
> > Hi,
> > from what I read about this it seems to me that people are complaining also about issues with the 2120S Controller.
> > So if the patch is taken in this form the original patch should be extended to cover both controllers.
> > 
> > Signed-off-by: Tomas Henzl <thenzl@...hat.com>
> > 
> > ---
> > diff -Naurp linux-2.6.18.i686b/drivers/scsi/aacraid/linit.c linux-2.6.18.i686p6/drivers/scsi/aacraid/linit.c
> > --- linux-2.6.18.i686b/drivers/scsi/aacraid/linit.c	2008-09-25 18:06:23.000000000 +0200
> > +++ linux-2.6.18.i686p6/drivers/scsi/aacraid/linit.c	2008-10-03 12:12:06.000000000 +0200
> > @@ -175,8 +175,8 @@ static struct aac_driver_ident aac_drive
> >  	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
> >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "catapult        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
> >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "tomcat          ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
> > -	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2120S   ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */
> > -	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */
> > +	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2120S   ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },		      /* Adaptec 2120S (Crusader) */
> > +	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },		      /* Adaptec 2200S (Vulcan) */
> >  	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
> >  	{ aac_rx_init, "aacraid",  "Legend  ", "Legend S220     ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
> >  	{ aac_rx_init, "aacraid",  "Legend  ", "Legend S230     ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
> > 
> > 
> 
> I added this to my tree with Tomas's title&changelog (thanks - I was
> about to whine about that).  Thanks Thomas for the reminder.  I tagged
> it as backportable to 2.6.25.x, 2.6.26.x and 2.6.27.x.

Could someone from Adaptec and Dell please verify that this is correct?
Mark Salyzyn no longer works there, but the aacraid@...ptec.com address
is supposed to still be working.

Thanks,

James


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