PMD_FRAG_NR 234 arch/powerpc/mm/book3s64/mmu_context.c if (atomic_sub_and_test(PMD_FRAG_NR - count, &page->pt_frag_refcount)) { PMD_FRAG_NR 270 arch/powerpc/mm/book3s64/pgtable.c if (PMD_FRAG_NR == 1) PMD_FRAG_NR 311 arch/powerpc/mm/book3s64/pgtable.c if (PMD_FRAG_NR == 1) PMD_FRAG_NR 321 arch/powerpc/mm/book3s64/pgtable.c atomic_set(&page->pt_frag_refcount, PMD_FRAG_NR);