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authorDouglas Gilbert <dgilbert@interlog.com>2010-04-25 12:30:23 +0200
committerJames Bottomley <James.Bottomley@suse.de>2010-05-02 11:18:55 -0400
commit5447ed6c968e7270b656afa273c2b79d15d82edd (patch)
tree4b38209630c9d9722e42c1b15cf5b642c6c30c1b /drivers/scsi/scsi_debug.c
parent96b1f96dcab87756c0a1e7ba76bc5dc2add82b88 (diff)
[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>
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
-rw-r--r--drivers/scsi/scsi_debug.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 3e10c306de9..3a5bfd10b2c 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -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;
}