Extern or forward variable declaration at include/linux/sched/debug.h, line 38 References: arch/arm/mm/alignment.c, line 133 arch/ia64/hp/sim/simserial.c, line 427 arch/mips/sgi-ip22/ip28-berr.c, line 490 arch/um/kernel/process.c, line 278 drivers/md/bcache/closure.c, line 162 include/linux/sched/debug.h, line 38 include/linux/sched/debug.h, line 40 kernel/latencytop.c, line 240 kernel/sched/cpuacct.c, line 203 kernel/sched/cpuacct.c, line 218 kernel/sched/cpuacct.c, line 223 kernel/sched/cpuacct.c, line 228 kernel/sched/cpuacct.c, line 233 kernel/sched/cpuacct.c, line 269 kernel/sched/deadline.c, line 2753 kernel/sched/psi.c, line 939 kernel/sched/psi.c, line 976 kernel/sched/psi.c, line 981 kernel/sched/psi.c, line 986 kernel/sched/psi.c, line 1187 kernel/sched/psi.c, line 1232 kernel/sched/psi.c, line 1239 kernel/sched/stats.c, line 15 kernel/sched/stats.c, line 83 kernel/sched/stats.c, line 105 kernel/sched/stats.c, line 112