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SubjectRe: [patch] cciss: Fix regression that no device nodes are created if no logical drives are configured.
On Mon, Jun 09, 2008 at 01:46:49PM -0500, scameron@beardog.cca.cpqcorp.net wrote:
>
>
> Fix regression in cciss driver that if no logical drives are configured,
> no device nodes at all get created.
>
> Signed-off-by: Stephen M. Cameron <scameron@beardog.cca.cpqcorp.net>
Acked-by: Mike Miller <mike.miller@hp.com>
>
> ---
>
> drivers/block/cciss.c | 4 ++++
> 1 files changed, 4 insertions(+)
>
> diff -puN drivers/block/cciss.c~cciss_fix_cxd0_missing_if_no_drives drivers/block/cciss.c
> --- linux-2.6.26rc5/drivers/block/cciss.c~cciss_fix_cxd0_missing_if_no_drives 2008-06-09 09:27:37.000000000 -0500
> +++ linux-2.6.26rc5-root/drivers/block/cciss.c 2008-06-09 12:33:07.000000000 -0500
> @@ -3535,6 +3535,10 @@ static int __devinit cciss_init_one(stru
> for (j = 0; j <= hba[i]->highest_lun; j++)
> add_disk(hba[i]->gendisk[j]);
>
> + /* we must register the controller even if no disks exist */
> + if (hba[i]->highest_lun == -1)
> + add_disk(hba[i]->gendisk[0]);
> +
> return 1;
>
> clean4:
> _


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