Defined in 2 files as a macro:

• include/linux/ctype.h, line 26 (as a macro)
• tools/include/linux/ctype.h, line 26 (as a macro)

Defined in 1 files as a function:

• tools/include/nolibc/ctype.h, line 85 (as a function)

Referenced in 33 files:

• arch/powerpc/kernel/rtas-proc.c, line 678
• arch/riscv/kernel/cpufeature.c, line 824
• arch/s390/kernel/ipl.c, line 880
• drivers/accessibility/speakup/main.c
  • line 501
  • line 733
• drivers/net/team/team_core.c, line 420
• drivers/net/wireless/marvell/mwifiex/cfg80211.c
  • line 4653
  • line 4653
• drivers/net/wireless/mediatek/mt76/mt7921/regd.c
  • line 345
  • line 345
• drivers/net/wireless/mediatek/mt76/mt7925/regd.c
  • line 392
  • line 392
• drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
  • line 1200
  • line 1201
• drivers/platform/mellanox/mlxbf-pmc.c, line 1795
• drivers/s390/char/sclp_cpi_sys.c, line 192
• fs/fat/namei_vfat.c, line 305
• fs/nfsd/nfsctl.c, line 814
• fs/smb/client/cifsglob.h, line 2297
• kernel/bpf/btf.c, line 882
• kernel/sched/isolation.c
  • line 321
  • line 348
• kernel/trace/trace.h
  • line 2393
  • line 2396
• kernel/trace/trace_events.c
  • line 3471
  • line 3594
• kernel/trace/trace_probe.c, line 1615
• lib/dynamic_debug.c, line 445
• lib/vsprintf.c
  • line 1536
  • line 1595
• net/netfilter/nf_conntrack_sip.c
  • line 65
  • line 478
  • line 1608
• net/wireless/reg.c
  • line 399
  • line 400
• scripts/asn1_compiler.c, line 411
• scripts/kconfig/lxdialog/menubox.c, line 264
• scripts/kconfig/lxdialog/util.c, line 503
• sound/core/init.c, line 709
• tools/include/nolibc/ctype.h, line 93
• tools/perf/builtin-trace.c
  • line 682
  • line 4443
  • line 4456
• tools/perf/util/config.c, line 299
• tools/perf/util/demangle-java.c, line 124
• tools/perf/util/probe-event.c
  • line 1353
  • line 1356
• tools/perf/util/probe-finder.h, line 21