Extern or forward variable declaration include/bootm.h, line 38 [usage...] Function arch/arc/lib/bootm.c, line 109 [usage...] arch/arm/lib/bootm.c, line 427 [usage...] arch/m68k/lib/bootm.c, line 53 [usage...] arch/microblaze/lib/bootm.c, line 112 [usage...] arch/mips/lib/bootm.c, line 310 [usage...] arch/nds32/lib/bootm.c, line 42 [usage...] arch/nios2/lib/bootm.c, line 16 [usage...] arch/powerpc/lib/bootm.c, line 236 [usage...] arch/riscv/lib/bootm.c, line 110 [usage...] arch/sandbox/lib/bootm.c, line 53 [usage...] arch/sh/lib/bootm.c, line 54 [usage...] arch/x86/lib/bootm.c, line 210 [usage...] arch/xtensa/lib/bootm.c, line 136 [usage...]