Re: can't access LUN >2TB with aic7xxx, Infortrend EonStor and 2.6.31-rc1

[Matthew Wilcox <matthew@wil.cx>]

On Mon, Jun 29, 2009 at 09:33:03AM -0500, James Bottomley wrote:
> +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
> @@ -1241,6 +1241,7 @@ ahd_linux_register_host(struct ahd_softc *ahd, struct scsi_host_template *templa
>  	host->max_lun = AHD_NUM_LUNS;
>  	host->max_channel = 0;
>  	host->sg_tablesize = AHD_NSEG;
> +	host->max_cmd_len = 32;

James and I are discussing this off-list, but 32 is clearly not correct
for aic79xx as the tag number will overwrite the command (or possibly
vice versa).  We're just picking over the various options at the moment.

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."