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authorChristoph Hellwig <hch@infradead.org>2011-10-12 11:09:12 -0400
committerNicholas Bellinger <nab@linux-iscsi.org>2011-10-24 03:21:13 +0000
commit485fd0d1e3b8010b538bd0b209f3592acc825677 (patch)
treea13b8785b9b24fcec032b9f28fd06597edae7256 /drivers/target/target_core_pscsi.c
parent6193f06e6fe27c9475e407cb3cf2b0d4cd2725b0 (diff)
target: replace ->get_cdb with a target_get_task_cdb helper
Instead of calling out to the backends from the core to get a per-task CDB and then modify it for the LBA/len pair used for this CDB provide a helper that writes the adjusted CDB into a provided buffer and call this method from ->do_task in pscsi. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/target_core_pscsi.c')
-rw-r--r--drivers/target/target_core_pscsi.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index b347862bf801..936b9fec4cca 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -1068,6 +1068,8 @@ static int pscsi_do_task(struct se_task *task)
struct bio *hbio;
int ret;
+ target_get_task_cdb(task, pt->pscsi_cdb);
+
if (task->task_se_cmd->se_cmd_flags & SCF_SCSI_NON_DATA_CDB) {
req = blk_get_request(pdv->pdv_sd->request_queue,
(task->task_data_direction == DMA_TO_DEVICE),
@@ -1150,18 +1152,6 @@ fail:
return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
}
-
-/* pscsi_get_cdb():
- *
- *
- */
-static unsigned char *pscsi_get_cdb(struct se_task *task)
-{
- struct pscsi_plugin_task *pt = PSCSI_TASK(task);
-
- return pt->pscsi_cdb;
-}
-
/* pscsi_get_sense_buffer():
*
*
@@ -1276,7 +1266,6 @@ static struct se_subsystem_api pscsi_template = {
.check_configfs_dev_params = pscsi_check_configfs_dev_params,
.set_configfs_dev_params = pscsi_set_configfs_dev_params,
.show_configfs_dev_params = pscsi_show_configfs_dev_params,
- .get_cdb = pscsi_get_cdb,
.get_sense_buffer = pscsi_get_sense_buffer,
.get_device_rev = pscsi_get_device_rev,
.get_device_type = pscsi_get_device_type,