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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-03-30 00:59:57 +0900
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-04-07 12:19:07 -0500
commit5f2578e579ab74b4e3cfd1431bfa976e906594f6 (patch)
treed9e06bba427d05c6a0ac5224f97765a37ca60b3f /drivers/scsi/scsi_debug.c
parent1978910062c38394570c48b3065f37060be31b91 (diff)
downloadblackbird-op-linux-5f2578e579ab74b4e3cfd1431bfa976e906594f6.tar.gz
blackbird-op-linux-5f2578e579ab74b4e3cfd1431bfa976e906594f6.zip
[SCSI] scsi_debug: support large non-fake virtual disk
Currently, the maximum amount of RAM that scsi_debug can allocate is 4GB. This patch increases it to 2TB; scsi_debug can allocates 2TB memory and export it as if it were 2TB scsi disk. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Douglas Gilbert <dougg@torque.net> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
-rw-r--r--drivers/scsi/scsi_debug.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index c98559eceade..1b6a6d8e5d27 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1949,7 +1949,7 @@ static void __init init_all_queued(void)
}
static void __init sdebug_build_parts(unsigned char *ramp,
- unsigned int store_size)
+ unsigned long store_size)
{
struct partition * pp;
int starts[SDEBUG_MAX_PARTS + 2];
@@ -2476,14 +2476,14 @@ static void do_remove_driverfs_files(void)
static int __init scsi_debug_init(void)
{
- unsigned int sz;
+ unsigned long sz;
int host_to_add;
int k;
int ret;
if (scsi_debug_dev_size_mb < 1)
scsi_debug_dev_size_mb = 1; /* force minimum 1 MB ramdisk */
- sz = (unsigned int)scsi_debug_dev_size_mb * 1048576;
+ sz = (unsigned long)scsi_debug_dev_size_mb * 1048576;
sdebug_store_sectors = sz / SECT_SIZE;
sdebug_capacity = get_sdebug_capacity();
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