Extern or forward variable declaration include/linux/syscalls.h, line 42 [usage...] Structure include/linux/semaphore.h, line 16 [usage...] Local variable arch/arm/plat-stmp3xxx/dma.c, line 183 [usage...] drivers/acpi/acpica/exsystem.c, line 66 [usage...] ipc/sem.c, line 1584 [usage...] Class, struct, or union member drivers/scsi/qla1280.h, line 152 [usage...] drivers/scsi/qla2xxx/qla_def.h, line 308 [usage...] drivers/scsi/qla4xxx/ql4_fw.h, line 84 [usage...] include/linux/hp_sdc.h, line 71 [usage...] Enumerator drivers/staging/comedi/drivers/quatech_daqp_cs.c, line 68 [usage...]