PTE_X              18 kernel/exec.c      perm = PTE_X;
PTE_X             190 kernel/proc.c                 PTE_R | PTE_X) < 0) {
PTE_X              39 kernel/vm.c      kvmmap(kpgtbl, KERNBASE, KERNBASE, (uint64)etext - KERNBASE, PTE_R | PTE_X);
PTE_X              47 kernel/vm.c      kvmmap(kpgtbl, TRAMPOLINE, (uint64)trampoline, PGSIZE, PTE_R | PTE_X);
PTE_X             270 kernel/vm.c        if ((pte & PTE_V) && (pte & (PTE_R | PTE_W | PTE_X)) == 0) {