tcm: Add XDWRITEREAD_10 passthrough support

PATCH In review Nicholas A. Bellinger 1 participant 1 message Sep 22, 2010

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SCSI SCSI target

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Nicholas A. Bellinger

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2010-09-22 06:09 UTC #0 lore raw

PATCH 3/3 tcm: Add XDWRITEREAD_10 passthrough support

From: Nicholas Bellinger <[email protected]>

This patch adds the simple check for TCM/pSCSI usage with XDWRITE_READ10 to follow commit ba3d8e3f13 and perform the BIDI-COMMAND passthrough.

Signed-off-by Nicholas A. Bellinger <[email protected]>

---
 drivers/target/target_core_transport.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

drivers/target/target_core_transport.c +7 -0

index e514ffc..6976f93 100644
@@ -5566,6 +5566,13 @@ static int transport_generic_cmd_sequencer(
 		transport_get_maps(cmd);
 		cmd->transport_split_cdb = &split_cdb_XX_10;
 		cmd->transport_get_lba = &transport_lba_32;
+		passthrough = (TRANSPORT(dev)->transport_type ==
+				TRANSPORT_PLUGIN_PHBA_PDEV);
+		/*
+		 * Skip the remaining assignments for TCM/PSCSI passthrough
+		 */
+		if (passthrough)
+			break;
 		/*
 		 * Setup BIDI XOR callback to be run during transport_generic_complete_ok()
 		 */

Signature · 1 line

1.5.6.5