From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Fix build errors when CONFIG_SCSI=m and CONFIG_LOOPBACK_TARGET=y by making LOOPBACK_TARGET depend on SCSI. drivers/target/loopback/tcm_loop.o: In function `tcm_loop_port_link': tcm_loop.c:(.text+0x445): undefined reference to `scsi_add_device' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_driver_remove': tcm_loop.c:(.text+0x55c): undefined reference to `scsi_remove_host' tcm_loop.c:(.text+0x564): undefined reference to `scsi_host_put' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_submission_work': tcm_loop.c:(.text+0x7c4): undefined reference to `scmd_printk' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_driver_probe': tcm_loop.c:(.text+0x7fb): undefined reference to `scsi_host_alloc' tcm_loop.c:(.text+0x85b): undefined reference to `scsi_add_host_with_dma' tcm_loop.c:(.text+0x896): undefined reference to `scsi_host_put' drivers/target/loopback/tcm_loop.o: In function `tcm_loop_port_unlink': tcm_loop.c:(.text+0x962): undefined reference to `scsi_device_lookup' tcm_loop.c:(.text+0x972): undefined reference to `scsi_remove_device' tcm_loop.c:(.text+0x97a): undefined reference to `scsi_device_put' drivers/target/loopback/tcm_loop.o:(.data+0x210): undefined reference to `scsi_change_queue_depth' Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: "Nicholas A. Bellinger" <nab@xxxxxxxxxxxxxxx> Cc: linux-scsi@xxxxxxxxxxxxxxx Cc: target-devel@xxxxxxxxxxxxxxx Cc: Bart Van Assche <bart.vanassche@xxxxxxx> --- drivers/target/loopback/Kconfig | 1 + 1 file changed, 1 insertion(+) --- linux-next-20180806.orig/drivers/target/loopback/Kconfig +++ linux-next-20180806/drivers/target/loopback/Kconfig @@ -1,5 +1,6 @@ config LOOPBACK_TARGET tristate "TCM Virtual SAS target and Linux/SCSI LDD fabric loopback module" + depends on SCSI help Say Y here to enable the TCM Virtual SAS target and Linux/SCSI LLD fabric loopback module.
