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authorSteffen Maier <maier@linux.vnet.ibm.com>2011-08-15 14:40:30 +0200
committerJames Bottomley <JBottomley@Parallels.com>2011-08-27 08:37:00 -0600
commitcc405acee244310cc87ddc5e3f4bc61342ec8161 (patch)
tree8f814a83f0b950527fba5a9215ff866f875cf20b /drivers/s390/scsi
parentf0c568a478f03536602b1730b9473ee86d61d836 (diff)
downloadop-kernel-dev-cc405acee244310cc87ddc5e3f4bc61342ec8161.zip
op-kernel-dev-cc405acee244310cc87ddc5e3f4bc61342ec8161.tar.gz
[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>
Diffstat (limited to 'drivers/s390/scsi')
-rw-r--r--drivers/s390/scsi/zfcp_fsf.c3
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c5
2 files changed, 3 insertions, 5 deletions
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 022fb6a..fa86c6a 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -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);
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 7cac873..96c31a7 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -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);
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