Jens Axboe wrote (ao):
> On Wed, Feb 15 2006, Sander wrote:
> > I get a kernel BUG message when I try to create a raid1 or raid5 over
> > nine 64MB partitions located on nine sata disks (Maxtor Pro 500) on a
> > fresh setup. The system locks hard: no sysrq.
> >
> > The onboard controller is an nVidia nForce with three disks.
> > The six other disks are connected to a Marvell 88SX6081 controller.
> It's barfing on a barrier write, I bet. The attached patch should fix
> it.
Your patch does indeed fix the hang. The raid1 is done, and raid5 over
the second partition is building.
Thanks a lot Jens!!
Sander
> [PATCH] Add missing FUA write to sata_mv dma command list
>
> Signed-off-by: Jens Axboe <[email protected]>
>
> diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c
> index 6fddf17..2770005 100644
> --- a/drivers/scsi/sata_mv.c
> +++ b/drivers/scsi/sata_mv.c
> @@ -997,6 +997,7 @@ static void mv_qc_prep(struct ata_queued
> case ATA_CMD_READ_EXT:
> case ATA_CMD_WRITE:
> case ATA_CMD_WRITE_EXT:
> + case ATA_CMD_WRITE_FUA_EXT:
> mv_crqb_pack_cmd(cw++, tf->hob_nsect, ATA_REG_NSECT, 0);
> break;
> #ifdef LIBATA_NCQ /* FIXME: remove this line when NCQ added */
>
> --
> Jens Axboe
--
Humilis IT Services and Solutions
http://www.humilis.net
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