protection 37 opal/mca/btl/vader/btl_vader_knem.c knem_cr.protection = 0; protection 40 opal/mca/btl/vader/btl_vader_knem.c knem_cr.protection |= PROT_WRITE; protection 44 opal/mca/btl/vader/btl_vader_knem.c knem_cr.protection |= PROT_READ;