Defined in 2 files as a macro:

• include/linux/ctype.h, line 37 (as a macro)
• tools/include/linux/ctype.h, line 37 (as a macro)

Defined in 1 files as a function:

• tools/include/nolibc/ctype.h, line 17 (as a function)

Referenced in 28 files:

• arch/s390/boot/ipl_parm.c, line 131
• arch/s390/kernel/debug.c, line 1490
• arch/s390/kernel/ipl.c, line 753
• drivers/atm/iphase.c, line 1001
• drivers/gpu/drm/drm_ioctl.c, line 552
• drivers/net/ethernet/amd/pds_core/dev.c, line 308
• drivers/net/ethernet/intel/ice/ice_common.c, line 1739
• drivers/net/ethernet/pensando/ionic/ionic_main.c, line 639
• drivers/net/wireless/ath/ath10k/core.c, line 1125
• drivers/net/wireless/ath/ath10k/wmi.c, line 4611
• drivers/net/wireless/ath/ath11k/core.c, line 1040
• drivers/net/wireless/ath/ath12k/core.c, line 645
• drivers/net/wireless/intel/ipw2x00/ipw2100.c, line 631
• drivers/net/wireless/intel/ipw2x00/ipw2200.c, line 242
• fs/dlm/debug_fs.c
  • line 279
  • line 353
• fs/smb/server/misc.c, line 259
• kernel/bpf/helpers.c, line 849
• kernel/debug/kdb/kdb_main.c, line 1545
• lib/hexdump.c, line 217
• lib/string_helpers.c
  • line 609
  • line 617
• lib/vsprintf.c, line 1813
• net/smc/af_smc.c, line 663
• net/wireless/reg.c
  • line 410
  • line 411
• scripts/dtc/yamltree.c, line 105
• scripts/kallsyms.c, line 144
• sound/core/init.c, line 660
• tools/perf/builtin-script.c, line 1904
• tools/perf/util/debug.c, line 199