Re: [PATCH] cciss: Initialize scsi host max_sectors for tape drivesupport
From: Andrew Morton
Date: Wed Mar 21 2012 - 17:44:31 EST
On Wed, 21 Mar 2012 16:32:03 -0500
"Stephen M. Cameron" <scameron@xxxxxxxxxxxxxxxxxx> wrote:
> From: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
>
> The default is too small
So is the changelog.
> (1024 blocks), use h->cciss_max_sectors (8192 blocks)
What problem does this patch solve? What might be the user-visible
effects of the change?
> Signed-off-by: Stephen M. Cameron <scameron@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/block/cciss_scsi.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c
> index e820b68..f510a9c 100644
> --- a/drivers/block/cciss_scsi.c
> +++ b/drivers/block/cciss_scsi.c
> @@ -866,6 +866,7 @@ cciss_scsi_detect(ctlr_info_t *h)
> sh->can_queue = cciss_tape_cmds;
> sh->sg_tablesize = h->maxsgentries;
> sh->max_cmd_len = MAX_COMMAND_SIZE;
> + sh->max_sectors = h->cciss_max_sectors;
>
> ((struct cciss_scsi_adapter_data_t *)
> h->scsi_ctlr)->scsi_host = sh;
--
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