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[SCSI] zfcp: non-experimental support for DIF/DIX 

DIF/DIX support for zfcp is no longer experimental,
and config option is no longer necessary.
Return error from queuecommand for unsupported data directions.

Signed-off-by: Steffen Maier <maier@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Steffen Maier 2011-08-15 14:40:30 +02:00 committed by James Bottomley
parent f0c568a478
commit cc405acee2
3 changed files with 3 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/s390/scsi/zfcp_fsf.c
View File

@ -2207,7 +2207,8 @@ int zfcp_fsf_fcp_cmnd(struct scsi_cmnd *scsi_cmnd)
io->ref_tag_value = scsi_get_lba(scsi_cmnd) & 0xFFFFFFFF;
}
zfcp_fsf_set_data_dir(scsi_cmnd, &io->data_direction);
if (zfcp_fsf_set_data_dir(scsi_cmnd, &io->data_direction))
goto failed_scsi_cmnd;
fcp_cmnd = (struct fcp_cmnd *) &req->qtcb->bottom.io.fcp_cmnd;
zfcp_fc_scsi_to_fcp(fcp_cmnd, scsi_cmnd, 0);

5
drivers/s390/scsi/zfcp_scsi.c
View File

@ -24,11 +24,8 @@ module_param_named(queue_depth, default_depth, uint, 0600);
MODULE_PARM_DESC(queue_depth, "Default queue depth for new SCSI devices");
static bool enable_dif;
#ifdef CONFIG_ZFCP_DIF
module_param_named(dif, enable_dif, bool, 0600);
module_param_named(dif, enable_dif, bool, 0400);
MODULE_PARM_DESC(dif, "Enable DIF/DIX data integrity support");
#endif
static bool allow_lun_scan = 1;
module_param(allow_lun_scan, bool, 0600);

4
drivers/scsi/Kconfig
View File

@ -1881,10 +1881,6 @@ config ZFCP
called zfcp. If you want to compile it as a module, say M here
and read <file:Documentation/kbuild/modules.txt>.
config ZFCP_DIF
tristate "T10 DIF/DIX support for the zfcp driver (EXPERIMENTAL)"
depends on ZFCP && EXPERIMENTAL
config SCSI_PMCRAID
tristate "PMC SIERRA Linux MaxRAID adapter support"
depends on PCI && SCSI && NET