Extern or forward variable declaration at include/linux/kdebug.h, line 6 References: arch/arc/kernel/kprobes.c, line 364 arch/arm/kernel/kgdb.c, line 197 arch/arm/kernel/kgdb.c, line 209 arch/arm64/kernel/kgdb.c, line 274 arch/arm64/kernel/kgdb.c, line 286 arch/avr32/kernel/kprobes.c, line 205 arch/avr32/kernel/nmi_debug.c, line 24 arch/avr32/kernel/nmi_debug.c, line 44 arch/hexagon/kernel/kgdb.c, line 217 arch/hexagon/kernel/kgdb.c, line 229 arch/ia64/kernel/crash.c, line 177 arch/ia64/kernel/crash.c, line 272 arch/ia64/kernel/kprobes.c, line 982 arch/ia64/kernel/mca.c, line 1601 arch/ia64/kernel/mca.c, line 1903 arch/ia64/kernel/mca.c, line 1919 arch/ia64/kernel/mca.c, line 1953 arch/mips/kernel/kgdb.c, line 287 arch/mips/kernel/kgdb.c, line 352 arch/mips/kernel/kprobes.c, line 488 arch/mips/kernel/traps.c, line 1067 arch/mips/kernel/traps.c, line 1077 arch/mips/kernel/traps.c, line 1647 arch/mips/kernel/traps.c, line 2146 arch/mips/kernel/traps.c, line 2165 arch/mn10300/kernel/kprobes.c, line 566 arch/powerpc/include/asm/hw_breakpoint.h, line 65 arch/powerpc/kernel/kprobes.c, line 471 arch/powerpc/kernel/uprobes.c, line 134 arch/s390/kernel/kprobes.c, line 734 arch/s390/mm/fault.c, line 729 arch/sh/include/asm/hw_breakpoint.h, line 58 arch/sh/kernel/hw_breakpoint.c, line 382 arch/sh/kernel/kgdb.c, line 352 arch/sh/kernel/kgdb.c, line 364 arch/sh/kernel/kprobes.c, line 486 arch/sh/kernel/nmi_debug.c, line 23 arch/sh/kernel/nmi_debug.c, line 43 arch/sparc/kernel/kprobes.c, line 395 arch/sparc/kernel/nmi.c, line 238 arch/sparc/kernel/nmi.c, line 244 arch/sparc/kernel/perf_event.c, line 1582 arch/sparc/kernel/perf_event.c, line 1643 arch/sparc/oprofile/init.c, line 22 arch/sparc/oprofile/init.c, line 39 arch/tile/kernel/kgdb.c, line 336 arch/tile/kernel/kgdb.c, line 376 arch/tile/kernel/kprobes.c, line 343 arch/x86/include/asm/hw_breakpoint.h, line 55 arch/x86/kernel/apic/x2apic_uv_x.c, line 774 arch/x86/kernel/cpu/mcheck/mce.c, line 237 arch/x86/kernel/cpu/mcheck/mce.c, line 244 arch/x86/kernel/cpu/mcheck/mce.c, line 2372 arch/x86/kernel/cpu/mcheck/mce.c, line 2407 arch/x86/kernel/cpu/perf_event.c, line 1314 arch/x86/kernel/hw_breakpoint.c, line 514 arch/x86/kernel/kgdb.c, line 590 arch/x86/kernel/kgdb.c, line 602 arch/x86/kernel/kprobes/core.c, line 976 arch/x86/kernel/uprobes.c, line 841 arch/x86/mm/kmmio.c, line 548 arch/x86/mm/kmmio.c, line 566 arch/x86/oprofile/nmi_int.c, line 436 arch/x86/oprofile/nmi_int.c, line 452 drivers/acpi/apei/ghes.c, line 721 drivers/acpi/apei/ghes.c, line 880 drivers/char/ipmi/ipmi_watchdog.c, line 1144 drivers/char/ipmi/ipmi_watchdog.c, line 1171 drivers/char/ipmi/ipmi_watchdog.c, line 1177 drivers/char/ipmi/ipmi_watchdog.c, line 1200 drivers/dma/sh/shdmac.c, line 485 drivers/dma/sh/shdmac.c, line 517 drivers/firmware/google/gsmi.c, line 639 drivers/firmware/google/gsmi.c, line 646 drivers/firmware/google/gsmi.c, line 650 drivers/firmware/google/gsmi.c, line 658 drivers/firmware/google/gsmi.c, line 662 drivers/firmware/google/gsmi.c, line 669 drivers/misc/sgi-xp/xpc_main.c, line 159 drivers/misc/sgi-xp/xpc_main.c, line 160 drivers/misc/sgi-xp/xpc_main.c, line 164 drivers/misc/sgi-xp/xpc_main.c, line 165 drivers/misc/sgi-xp/xpc_main.c, line 1064 drivers/misc/sgi-xp/xpc_main.c, line 1172 include/linux/kdebug.h, line 6 include/linux/kdebug.h, line 16 include/linux/kdebug.h, line 17 kernel/events/hw_breakpoint.c, line 547 kernel/events/uprobes.c, line 1976 kernel/kprobes.c, line 1697 kernel/kprobes.c, line 2064 kernel/kprobes.c, line 2101 kernel/notifier.c, line 21 kernel/notifier.c, line 22 kernel/notifier.c, line 34 kernel/notifier.c, line 35 kernel/notifier.c, line 49 kernel/notifier.c, line 50 kernel/notifier.c, line 74 kernel/notifier.c, line 79 kernel/notifier.c, line 122 kernel/notifier.c, line 144 kernel/notifier.c, line 214 kernel/notifier.c, line 245 kernel/notifier.c, line 267 kernel/notifier.c, line 348 kernel/notifier.c, line 365 kernel/notifier.c, line 421 kernel/notifier.c, line 451 kernel/notifier.c, line 548 kernel/notifier.c, line 555 kernel/trace/trace.c, line 6559 kernel/trace/trace.c, line 6567 kernel/trace/trace.c, line 6573 kernel/trace/trace.c, line 6588