ref_mutex         529 drivers/fpga/fpga-mgr.c 	if (!mutex_trylock(&mgr->ref_mutex)) {
ref_mutex         544 drivers/fpga/fpga-mgr.c 	mutex_unlock(&mgr->ref_mutex);
ref_mutex         589 drivers/fpga/fpga-mgr.c 	mutex_init(&mgr->ref_mutex);
ref_mutex         170 include/linux/fpga/fpga-mgr.h 	struct mutex ref_mutex;