Lframe_extra 668 arch/arm64/include/asm/assembler.h .set .Lframe_extra, \extra Lframe_extra 670 arch/arm64/include/asm/assembler.h stp x29, x30, [sp, #-.Lframe_local_offset - .Lframe_extra]! Lframe_extra 684 arch/arm64/include/asm/assembler.h ldp x29, x30, [sp], #.Lframe_local_offset + .Lframe_extra