R2_STACK_OFFSET   182 arch/powerpc/include/asm/code-patching.h 				 ___PPC_RA(__REG_R1) | R2_STACK_OFFSET)
R2_STACK_OFFSET   137 arch/powerpc/kernel/module_64.c 	PPC_INST_STD | __PPC_RS(R2) | __PPC_RA(R1) | R2_STACK_OFFSET,