TCM/pSCSI Subsystem Plugin for Linux/SCSI

modulename: target_core_pscsi.ko

configname: CONFIG_TCM_PSCSI

Linux Kernel Configuration
└─>Device Drivers
└─>Generic Target Core Mod (TCM) and ConfigFS Infrastructure
└─>TCM/pSCSI Subsystem Plugin for Linux/SCSI
In linux kernel since version 2.6.38 (release Date: 2011-03-14)  
Say Y here to enable the TCM/pSCSI subsystem plugin for non-buffered
passthrough access to Linux/SCSI device

source code:
drivers/target/target_core_pscsi.c