Variable drivers/scsi/scsi_devinfo.c, line 36 [usage...] tools/perf/util/ctype.c, line 41 [usage...] Extern or forward variable declaration tools/perf/util/sane_ctype.h, line 6 [usage...] Local variable drivers/block/rbd.c, line 5510 [usage...] drivers/crypto/sunxi-ss/sun4i-ss-cipher.c, line 30 [usage...] drivers/crypto/sunxi-ss/sun4i-ss-cipher.c, line 142 [usage...] drivers/crypto/sunxi-ss/sun4i-ss-hash.c, line 190 [usage...] drivers/s390/char/sclp_rw.c, line 178 [usage...] drivers/tty/n_tty.c, line 420 [usage...] kernel/stacktrace.c, line 14 [usage...] kernel/stacktrace.c, line 26 [usage...] kernel/trace/trace_events_hist.c, line 934 [usage...] kernel/trace/trace_functions_graph.c, line 563 [usage...] kernel/trace/trace_functions_graph.c, line 1312 [usage...] lib/vsprintf.c, line 535 [usage...] lib/vsprintf.c, line 564 [usage...] mm/swap_state.c, line 53 [usage...] mm/swap_state.c, line 522 [usage...] mm/swap_state.c, line 546 [usage...] tools/lib/lockdep/uinclude/linux/stacktrace.h, line 12 [usage...] tools/lib/traceevent/event-parse.c, line 5515 [usage...] Class, struct, or union member include/uapi/linux/btrfs.h, line 572 [usage...]