MCA_SOS_OFFSET 243 arch/ia64/include/asm/mca_asm.h #define MCA_SP_OFFSET ALIGN16(MCA_SOS_OFFSET-16) MCA_SOS_OFFSET 1620 arch/ia64/kernel/mca.c s = (struct ia64_sal_os_state *)((char *)t + MCA_SOS_OFFSET);