diff --git a/Documentation/target/tcm_mod_builder.py b/Documentation/target/tcm_mod_builder.py
index 2ba71cea0172..6085e1f19c9d 100755
--- a/Documentation/target/tcm_mod_builder.py
+++ b/Documentation/target/tcm_mod_builder.py
@@ -503,11 +503,8 @@ def tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir_var, fabric_mod_name):
 	buf += "#include <linux/string.h>\n"
 	buf += "#include <linux/ctype.h>\n"
 	buf += "#include <asm/unaligned.h>\n"
-	buf += "#include <scsi/scsi.h>\n"
-	buf += "#include <scsi/scsi_host.h>\n"
-	buf += "#include <scsi/scsi_device.h>\n"
-	buf += "#include <scsi/scsi_cmnd.h>\n"
-	buf += "#include <scsi/libfc.h>\n\n"
+	buf += "#include <scsi/scsi_common.h>\n"
+	buf += "#include <scsi/scsi_proto.h>\n"
 	buf += "#include <target/target_core_base.h>\n"
 	buf += "#include <target/target_core_fabric.h>\n"
 	buf += "#include <target/target_core_configfs.h>\n\n"
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 9b84b4c0a000..af70d39361ec 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -41,6 +41,7 @@
 #include <linux/string.h>
 #include <linux/delay.h>
 #include <linux/atomic.h>
+#include <scsi/scsi_proto.h>
 #include <scsi/scsi_tcq.h>
 #include <target/configfs_macros.h>
 #include <target/target_core_base.h>
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h
index 3dae156905de..d85c0c205625 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.h
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.h
@@ -245,7 +245,7 @@ struct srpt_send_ioctx {
 	u8			n_rdma;
 	u8			n_rbuf;
 	bool			queue_status_only;
-	u8			sense_data[SCSI_SENSE_BUFFERSIZE];
+	u8			sense_data[TRANSPORT_SENSE_BUFFER];
 };
 
 /**
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 34871a628b11..e0836c6e5d9e 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -23,7 +23,7 @@
 #include <linux/module.h>
 #include <linux/idr.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi_device.h>
+#include <scsi/scsi_proto.h>
 #include <scsi/iscsi_proto.h>
 #include <scsi/scsi_tcq.h>
 #include <target/target_core_base.h>
diff --git a/drivers/target/iscsi/iscsi_target_device.c b/drivers/target/iscsi/iscsi_target_device.c
index 34c3cd1b05ce..5fabcd3d623f 100644
--- a/drivers/target/iscsi/iscsi_target_device.c
+++ b/drivers/target/iscsi/iscsi_target_device.c
@@ -17,7 +17,6 @@
  * GNU General Public License for more details.
  ******************************************************************************/
 
-#include <scsi/scsi_device.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
 
diff --git a/drivers/target/iscsi/iscsi_target_tmr.c b/drivers/target/iscsi/iscsi_target_tmr.c
index b0224a77e26d..fe9a582ca6af 100644
--- a/drivers/target/iscsi/iscsi_target_tmr.c
+++ b/drivers/target/iscsi/iscsi_target_tmr.c
@@ -17,7 +17,7 @@
  ******************************************************************************/
 
 #include <asm/unaligned.h>
-#include <scsi/scsi_device.h>
+#include <scsi/scsi_proto.h>
 #include <scsi/iscsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
diff --git a/drivers/target/sbp/sbp_target.c b/drivers/target/sbp/sbp_target.c
index 18b0f9703ff2..ce81f17ad1ba 100644
--- a/drivers/target/sbp/sbp_target.c
+++ b/drivers/target/sbp/sbp_target.c
@@ -30,7 +30,7 @@
 #include <linux/ctype.h>
 #include <linux/firewire.h>
 #include <linux/firewire-constants.h>
-#include <scsi/scsi.h>
+#include <scsi/scsi_proto.h>
 #include <scsi/scsi_tcq.h>
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index 75cbde1f7c5b..29904a9667a9 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -28,8 +28,7 @@
 #include <linux/configfs.h>
 #include <linux/export.h>
 #include <linux/file.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_proto.h>
 #include <asm/unaligned.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 7faa6aef9a4d..2dd7ea373c58 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -35,8 +35,8 @@
 #include <linux/export.h>
 #include <net/sock.h>
 #include <net/tcp.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_device.h>
+#include <scsi/scsi_common.h>
+#include <scsi/scsi_proto.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_fabric_lib.c b/drivers/target/target_core_fabric_lib.c
index 35bfe77160d8..fdf31ef02f8a 100644
--- a/drivers/target/target_core_fabric_lib.c
+++ b/drivers/target/target_core_fabric_lib.c
@@ -29,8 +29,6 @@
 #include <linux/ctype.h>
 #include <linux/spinlock.h>
 #include <linux/export.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index f7e6e51aed36..169f33c58102 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -31,8 +31,7 @@
 #include <linux/spinlock.h>
 #include <linux/module.h>
 #include <linux/falloc.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
+#include <scsi/scsi_proto.h>
 #include <asm/unaligned.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 1b7947c2510f..31ed331a75dc 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -35,8 +35,7 @@
 #include <linux/genhd.h>
 #include <linux/file.h>
 #include <linux/module.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
+#include <scsi/scsi_proto.h>
 #include <asm/unaligned.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index c1aa9655e96e..83d50b3f3e21 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -28,8 +28,7 @@
 #include <linux/spinlock.h>
 #include <linux/list.h>
 #include <linux/file.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_proto.h>
 #include <asm/unaligned.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index f6c954c4635f..0a3ed787b824 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -36,9 +36,7 @@
 #include <linux/module.h>
 #include <asm/unaligned.h>
 
-#include <scsi/scsi.h>
 #include <scsi/scsi_device.h>
-#include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_tcq.h>
 
diff --git a/drivers/target/target_core_pscsi.h b/drivers/target/target_core_pscsi.h
index 1bd757dff8ee..8fee9b0a88e2 100644
--- a/drivers/target/target_core_pscsi.h
+++ b/drivers/target/target_core_pscsi.h
@@ -16,13 +16,13 @@
 #define PS_TIMEOUT_OTHER	(500*HZ)
 
 #include <linux/device.h>
-#include <scsi/scsi_driver.h>
-#include <scsi/scsi_device.h>
 #include <linux/kref.h>
 #include <linux/kobject.h>
 
+struct scsi_device;
+
 struct pscsi_plugin_task {
-	unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE];
+	unsigned char pscsi_sense[TRANSPORT_SENSE_BUFFER];
 	int	pscsi_direction;
 	int	pscsi_result;
 	u32	pscsi_resid;
diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c
index a263bf5fab8d..8882686a12c0 100644
--- a/drivers/target/target_core_rd.c
+++ b/drivers/target/target_core_rd.c
@@ -29,8 +29,7 @@
 #include <linux/timer.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
+#include <scsi/scsi_proto.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c
index 8855781ac653..39a95ada371b 100644
--- a/drivers/target/target_core_sbc.c
+++ b/drivers/target/target_core_sbc.c
@@ -25,7 +25,7 @@
 #include <linux/ratelimit.h>
 #include <linux/crc-t10dif.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi.h>
+#include <scsi/scsi_proto.h>
 #include <scsi/scsi_tcq.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c
index 7912aa124385..52ea640274f4 100644
--- a/drivers/target/target_core_spc.c
+++ b/drivers/target/target_core_spc.c
@@ -24,7 +24,8 @@
 #include <linux/module.h>
 #include <asm/unaligned.h>
 
-#include <scsi/scsi.h>
+#include <scsi/scsi_proto.h>
+#include <scsi/scsi_common.h>
 #include <scsi/scsi_tcq.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/target_core_stat.c b/drivers/target/target_core_stat.c
index 03538994d2f7..40f6c1378041 100644
--- a/drivers/target/target_core_stat.c
+++ b/drivers/target/target_core_stat.c
@@ -33,9 +33,6 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/configfs.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_host.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index 315ec3458eeb..a5bb0c46e57e 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -27,8 +27,6 @@
 #include <linux/spinlock.h>
 #include <linux/list.h>
 #include <linux/export.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c
index 47f064415bf6..84de757bd458 100644
--- a/drivers/target/target_core_tpg.c
+++ b/drivers/target/target_core_tpg.c
@@ -32,8 +32,7 @@
 #include <linux/export.h>
 #include <net/sock.h>
 #include <net/tcp.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_proto.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index 3fe5cb240b6f..d89793a377f7 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -37,9 +37,7 @@
 #include <asm/unaligned.h>
 #include <net/sock.h>
 #include <net/tcp.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
-#include <scsi/scsi_tcq.h>
+#include <scsi/scsi_proto.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_ua.c b/drivers/target/target_core_ua.c
index 1738b1646988..e44cc94b12cb 100644
--- a/drivers/target/target_core_ua.c
+++ b/drivers/target/target_core_ua.c
@@ -25,8 +25,7 @@
 
 #include <linux/slab.h>
 #include <linux/spinlock.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_proto.h>
 
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index dbc872a6c981..21b438ec4700 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -19,12 +19,13 @@
 #include <linux/spinlock.h>
 #include <linux/module.h>
 #include <linux/idr.h>
+#include <linux/kernel.h>
 #include <linux/timer.h>
 #include <linux/parser.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
 #include <linux/uio_driver.h>
 #include <net/genetlink.h>
+#include <scsi/scsi_common.h>
+#include <scsi/scsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
 #include <target/target_core_backend.h>
diff --git a/drivers/target/target_core_xcopy.c b/drivers/target/target_core_xcopy.c
index a600ff15dcfd..7a4486a054fc 100644
--- a/drivers/target/target_core_xcopy.c
+++ b/drivers/target/target_core_xcopy.c
@@ -25,8 +25,7 @@
 #include <linux/spinlock.h>
 #include <linux/list.h>
 #include <linux/configfs.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_proto.h>
 #include <asm/unaligned.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c
index edcafa4490c0..1bf78e7c994c 100644
--- a/drivers/target/tcm_fc/tfc_cmd.c
+++ b/drivers/target/tcm_fc/tfc_cmd.c
@@ -30,10 +30,6 @@
 #include <linux/hash.h>
 #include <linux/percpu_ida.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_tcq.h>
 #include <scsi/libfc.h>
 #include <scsi/fc_encode.h>
diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c
index 65dce1345966..86b699b94c7b 100644
--- a/drivers/target/tcm_fc/tfc_conf.c
+++ b/drivers/target/tcm_fc/tfc_conf.c
@@ -34,10 +34,6 @@
 #include <linux/kernel.h>
 #include <linux/ctype.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_cmnd.h>
 #include <scsi/libfc.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/target/tcm_fc/tfc_io.c b/drivers/target/tcm_fc/tfc_io.c
index 583e755d8091..fe585d1cce23 100644
--- a/drivers/target/tcm_fc/tfc_io.c
+++ b/drivers/target/tcm_fc/tfc_io.c
@@ -39,10 +39,6 @@
 #include <linux/hash.h>
 #include <linux/ratelimit.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_cmnd.h>
 #include <scsi/libfc.h>
 #include <scsi/fc_encode.h>
 
diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c
index ccee7e332a4d..f2a616d4f2c4 100644
--- a/drivers/target/tcm_fc/tfc_sess.c
+++ b/drivers/target/tcm_fc/tfc_sess.c
@@ -32,10 +32,6 @@
 #include <linux/rculist.h>
 #include <linux/kref.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi.h>
-#include <scsi/scsi_host.h>
-#include <scsi/scsi_device.h>
-#include <scsi/scsi_cmnd.h>
 #include <scsi/libfc.h>
 
 #include <target/target_core_base.h>
diff --git a/drivers/usb/gadget/legacy/tcm_usb_gadget.c b/drivers/usb/gadget/legacy/tcm_usb_gadget.c
index 8b80addc4ce6..789b047a18ab 100644
--- a/drivers/usb/gadget/legacy/tcm_usb_gadget.c
+++ b/drivers/usb/gadget/legacy/tcm_usb_gadget.c
@@ -16,7 +16,6 @@
 #include <linux/usb/composite.h>
 #include <linux/usb/gadget.h>
 #include <linux/usb/storage.h>
-#include <scsi/scsi.h>
 #include <scsi/scsi_tcq.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
diff --git a/drivers/usb/gadget/legacy/tcm_usb_gadget.h b/drivers/usb/gadget/legacy/tcm_usb_gadget.h
index 8289219925b8..9fb3544cc80f 100644
--- a/drivers/usb/gadget/legacy/tcm_usb_gadget.h
+++ b/drivers/usb/gadget/legacy/tcm_usb_gadget.h
@@ -6,7 +6,6 @@
 #include <linux/usb/composite.h>
 #include <linux/usb/uas.h>
 #include <linux/usb/storage.h>
-#include <scsi/scsi.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
 
diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
index 5e19bb53b3a9..08419756e98b 100644
--- a/drivers/vhost/scsi.c
+++ b/drivers/vhost/scsi.c
@@ -37,7 +37,8 @@
 #include <linux/fs.h>
 #include <linux/miscdevice.h>
 #include <asm/unaligned.h>
-#include <scsi/scsi.h>
+#include <scsi/scsi_common.h>
+#include <scsi/scsi_proto.h>
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
 #include <target/target_core_fabric_configfs.h>
diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index b7f51504f85a..39223c3e99ad 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -49,10 +49,7 @@
 
 #include <generated/utsrelease.h>
 
-#include <scsi/scsi.h>
-#include <scsi/scsi_dbg.h>
-#include <scsi/scsi_eh.h>
-#include <scsi/scsi_tcq.h>
+#include <scsi/scsi_host.h> /* SG_ALL */
 
 #include <target/target_core_base.h>
 #include <target/target_core_fabric.h>
diff --git a/include/target/iscsi/iscsi_target_core.h b/include/target/iscsi/iscsi_target_core.h
index 54e7af301888..006983b296dd 100644
--- a/include/target/iscsi/iscsi_target_core.h
+++ b/include/target/iscsi/iscsi_target_core.h
@@ -5,7 +5,6 @@
 #include <linux/configfs.h>
 #include <net/sock.h>
 #include <net/tcp.h>
-#include <scsi/scsi_cmnd.h>
 #include <scsi/iscsi_proto.h>
 #include <target/target_core_base.h>
 
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 020377429043..aec6f6a4477c 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -6,7 +6,6 @@
 #include <linux/dma-mapping.h>
 #include <linux/blkdev.h>
 #include <linux/percpu_ida.h>
-#include <scsi/scsi_cmnd.h>
 #include <net/sock.h>
 #include <net/tcp.h>
 
@@ -25,7 +24,7 @@
  * From include/scsi/scsi_cmnd.h:SCSI_SENSE_BUFFERSIZE, currently
  * defined 96, but the real limit is 252 (or 260 including the header)
  */
-#define TRANSPORT_SENSE_BUFFER			SCSI_SENSE_BUFFERSIZE
+#define TRANSPORT_SENSE_BUFFER			96
 /* Used by transport_send_check_condition_and_sense() */
 #define SPC_SENSE_KEY_OFFSET			2
 #define SPC_ADD_SENSE_LEN_OFFSET		7
diff --git a/include/trace/events/target.h b/include/trace/events/target.h
index 04c3c6efdcc2..50fea660c0f8 100644
--- a/include/trace/events/target.h
+++ b/include/trace/events/target.h
@@ -6,7 +6,7 @@
 
 #include <linux/tracepoint.h>
 #include <linux/trace_seq.h>
-#include <scsi/scsi.h>
+#include <scsi/scsi_proto.h>
 #include <scsi/scsi_tcq.h>
 #include <target/target_core_base.h>