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[SCSI] scsi_debug: virtual_gb ignores sector_size 

In the scsi_debug driver, the virtual_gb option ignores the
sector_size, implicitly assuming that is 512 bytes.  So if
'virtual_gb=1 sector_size=4096' the result is an 8 GB (virtual) disk.

Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>
Cc: Stable Tree <stable@kernel.org>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Douglas Gilbert 2010-04-25 12:30:23 +02:00 committed by James Bottomley
parent 96b1f96dca
commit 5447ed6c96
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/scsi_debug.c
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@ -957,7 +957,8 @@ static int resp_start_stop(struct scsi_cmnd * scp,
static sector_t get_sdebug_capacity(void)
{
if (scsi_debug_virtual_gb > 0)
return 2048 * 1024 * (sector_t)scsi_debug_virtual_gb;
return (sector_t)scsi_debug_virtual_gb *
(1073741824 / scsi_debug_sector_size);
else
return sdebug_store_sectors;
}