diff options
| author | Christoph Hellwig <hch@infradead.org> | 2011-11-29 09:20:41 +0100 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2011-12-14 12:28:11 +0100 |
| commit | 2e88efd3aaafa0df05593cdfa5fd17afe922781d (patch) | |
| tree | 41f1f2c6c425d394fb55927b5fcec3a651660515 /drivers/target/loopback | |
| parent | target/configs: remove trailing newline from udev_path and alias (diff) | |
| download | linux-2e88efd3aaafa0df05593cdfa5fd17afe922781d.tar.xz linux-2e88efd3aaafa0df05593cdfa5fd17afe922781d.zip | |
tcm_loop: bump max_sectors
There is not reason to artifically limit max_sectors in tcm_loop, set
it to UINT_MAX to allow stressing the large I/O handling in the target
core using the loopback driver. Also remove various superflous defines
hiding the values set in the host template.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/loopback')
| -rw-r--r-- | drivers/target/loopback/tcm_loop.c | 8 | ||||
| -rw-r--r-- | drivers/target/loopback/tcm_loop.h | 11 |
2 files changed, 5 insertions, 14 deletions
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 572d27a6b7ae..c47ff7f59e57 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -416,11 +416,11 @@ static struct scsi_host_template tcm_loop_driver_template = { .queuecommand = tcm_loop_queuecommand, .change_queue_depth = tcm_loop_change_queue_depth, .eh_device_reset_handler = tcm_loop_device_reset, - .can_queue = TL_SCSI_CAN_QUEUE, + .can_queue = 1024, .this_id = -1, - .sg_tablesize = TL_SCSI_SG_TABLESIZE, - .cmd_per_lun = TL_SCSI_CMD_PER_LUN, - .max_sectors = TL_SCSI_MAX_SECTORS, + .sg_tablesize = 256, + .cmd_per_lun = 1024, + .max_sectors = 0xFFFF, .use_clustering = DISABLE_CLUSTERING, .slave_alloc = tcm_loop_slave_alloc, .slave_configure = tcm_loop_slave_configure, diff --git a/drivers/target/loopback/tcm_loop.h b/drivers/target/loopback/tcm_loop.h index 6b76c7a22bb0..15a036441471 100644 --- a/drivers/target/loopback/tcm_loop.h +++ b/drivers/target/loopback/tcm_loop.h @@ -1,16 +1,7 @@ #define TCM_LOOP_VERSION "v2.1-rc1" #define TL_WWN_ADDR_LEN 256 #define TL_TPGS_PER_HBA 32 -/* - * Defaults for struct scsi_host_template tcm_loop_driver_template - * - * We use large can_queue and cmd_per_lun here and let TCM enforce - * the underlying se_device_t->queue_depth. - */ -#define TL_SCSI_CAN_QUEUE 1024 -#define TL_SCSI_CMD_PER_LUN 1024 -#define TL_SCSI_MAX_SECTORS 1024 -#define TL_SCSI_SG_TABLESIZE 256 + /* * Used in tcm_loop_driver_probe() for struct Scsi_Host->max_cmd_len */ |