From: FUJITA Tomonori Date: Sat, 29 Mar 2008 15:59:57 +0000 (+0900) Subject: [SCSI] scsi_debug: support large non-fake virtual disk X-Git-Tag: Ubuntu-5.4-5.4.0-11.14~37842^2~64 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=5f2578e579ab74b4e3cfd1431bfa976e906594f6;p=mirror_ubuntu-focal-kernel.git [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 Acked-by: Douglas Gilbert Signed-off-by: James Bottomley --- 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();