AMR_BITS_PER_PKEY   31 arch/powerpc/mm/book3s64/pkeys.c #define pkeyshift(pkey) (PKEY_REG_BITS - ((pkey+1) * AMR_BITS_PER_PKEY))
AMR_BITS_PER_PKEY   38 tools/testing/selftests/powerpc/ptrace/core-pkey.c #define pkeyshift(pkey) (PKEY_REG_BITS - ((pkey + 1) * AMR_BITS_PER_PKEY))
AMR_BITS_PER_PKEY   29 tools/testing/selftests/powerpc/ptrace/ptrace-pkey.c #define pkeyshift(pkey) (PKEY_REG_BITS - ((pkey + 1) * AMR_BITS_PER_PKEY))