Extern or forward variable declaration at kernel/power/power.h, line 162 References: kernel/power/hibernate.c, line 215 kernel/power/hibernate.c, line 215 kernel/power/power.h, line 162 kernel/power/power.h, line 164 kernel/power/power.h, line 164 kernel/power/snapshot.c, line 1284 kernel/power/swap.c, line 388 kernel/power/swap.c, line 389 kernel/power/swap.c, line 438 kernel/power/swap.c, line 439 kernel/power/swap.c, line 701 kernel/power/swap.c, line 702 kernel/power/swap.c, line 758 kernel/power/swap.c, line 759