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SubjectRE: [stable] [patch 37/54] SCSI: aacraid: Correct sa platformsupport. (Was: [Bug 8469] Bad EIP value on pentium3 SMPkernel-2.6.21.1)
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Yes, split the patch into the two pieces for 2.6.21.1/2.6.21.4

Sincerely -- Mark Salyzyn

> -----Original Message-----
> From: Chris Wright [mailto:chrisw@sous-sol.org]
> Sent: Friday, June 08, 2007 1:46 PM
> To: Stefan Lippers-Hollmann
> Cc: Chris Wright; James Bottomley; AACRAID; Greg
> Kroah-Hartman; linux-kernel@vger.kernel.org; stable@kernel.org
> Subject: Re: [stable] [patch 37/54] SCSI: aacraid: Correct sa
> platformsupport. (Was: [Bug 8469] Bad EIP value on pentium3
> SMPkernel-2.6.21.1)
>
>
> * Stefan Lippers-Hollmann (s.L-H@gmx.de) wrote:
> > This patch fails to compile on amd64 and i386 with the
> attached config
> > (CONFIG_SCSI_AACRAID=m, 2.6.21.5-rc1):
> > CC [M] drivers/scsi/aacraid/linit.o
> > CC [M] drivers/scsi/aacraid/aachba.o
> > CC [M] drivers/scsi/aacraid/commctrl.o
> > CC [M] drivers/scsi/aacraid/comminit.o
> > CC [M] drivers/scsi/aacraid/commsup.o
> > CC [M] drivers/scsi/aacraid/dpcsup.o
> > CC [M] drivers/scsi/aacraid/rx.o
> > CC [M] drivers/scsi/aacraid/sa.o
> > drivers/scsi/aacraid/sa.c: In function 'aac_sa_init':
> > drivers/scsi/aacraid/sa.c:375: error: 'struct adapter_ops'
> has no member
> > named 'adapter_restart'
>
> Mark, this patch is apparently against a slightly newer kernel which
> includes 8418852d11f0bbaeebeedd4243560d8fdc85410d:
> [SCSI] aacraid: add restart adapter platform function
>
> See any issue with this against 2.6.21.4 (simply drops adapter_restart
> bits).
>
> thanks,
> -chris
> --
>
> From: Salyzyn, Mark <mark_salyzyn@adaptec.com>
> Subject: SCSI: aacraid: Correct sa platform support. (Was:
> [Bug 8469] Bad EIP value on pentium3 SMP kernel-2.6.21.1)
>
> http://bugzilla.kernel.org/show_bug.cgi?id=8469
>
> As discussed in the bugzilla outlined below, we have an sa based
> (Mustang) RAID adapter on the system, a Dell PERC2/QC. Affected
> controllers are HP NetRAID, Adaptec AAC-364, Dell PERC2/QC or Adaptec
> 5400S. This problem coincides with the introduction of the
> adapter_comm
> and adapter_deliver platform functions (Message [PATCH 1/4] aacraid:
> rework communication support code, January 23 2007, which initially
> migrated to 2.6.21)
>
> The panic occurs with an uninitialized adapter_deliver
> platform function
> pointer. The enclosed patch, unmodified as tested by Rainer,
> solves the
> problem.
>
> Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
> [chrisw: backport to 2.6.21.4]
> Signed-off-by: Chris Wright <chrisw@sous-sol.org>
>
> ---
> drivers/scsi/aacraid/aacraid.h | 1 +
> drivers/scsi/aacraid/rx.c | 2 +-
> drivers/scsi/aacraid/sa.c | 3 ++-
> 3 files changed, 4 insertions(+), 2 deletions(-)
>
> --- linux-2.6.21.4.orig/drivers/scsi/aacraid/aacraid.h
> +++ linux-2.6.21.4/drivers/scsi/aacraid/aacraid.h
> @@ -1840,6 +1840,7 @@ struct aac_driver_ident* aac_get_driver_
> int aac_get_adapter_info(struct aac_dev* dev);
> int aac_send_shutdown(struct aac_dev *dev);
> int aac_probe_container(struct aac_dev *dev, int cid);
> +int aac_rx_deliver_producer(struct fib * fib);
> extern int numacb;
> extern int acbsize;
> extern char aac_driver_version[];
> --- linux-2.6.21.4.orig/drivers/scsi/aacraid/rx.c
> +++ linux-2.6.21.4/drivers/scsi/aacraid/rx.c
> @@ -378,7 +378,7 @@ static int aac_rx_check_health(struct aa
> *
> * Will send a fib, returning 0 if successful.
> */
> -static int aac_rx_deliver_producer(struct fib * fib)
> +int aac_rx_deliver_producer(struct fib * fib)
> {
> struct aac_dev *dev = fib->dev;
> struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue];
> --- linux-2.6.21.4.orig/drivers/scsi/aacraid/sa.c
> +++ linux-2.6.21.4/drivers/scsi/aacraid/sa.c
> @@ -5,7 +5,7 @@
> * based on the old aacraid driver that is..
> * Adaptec aacraid device driver for Linux.
> *
> - * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com)
> + * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com)
> *
> * This program is free software; you can redistribute it
> and/or modify
> * it under the terms of the GNU General Public License as
> published by
> @@ -368,6 +368,7 @@ int aac_sa_init(struct aac_dev *dev)
> dev->a_ops.adapter_sync_cmd = sa_sync_cmd;
> dev->a_ops.adapter_check_health = aac_sa_check_health;
> dev->a_ops.adapter_intr = aac_sa_intr;
> + dev->a_ops.adapter_deliver = aac_rx_deliver_producer;
> dev->a_ops.adapter_ioremap = aac_sa_ioremap;
>
> /*
>
-
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