SLB_VSID_C 57 arch/powerpc/include/asm/book3s/64/mmu-hash.h #define SLB_VSID_USER (SLB_VSID_KP|SLB_VSID_KS|SLB_VSID_C) SLB_VSID_C 403 arch/powerpc/kvm/book3s_64_mmu.c slbe->class = (rs & SLB_VSID_C) ? 1 : 0;