UVM_FLAG_TRYLOCK
MADV_RANDOM, UVM_FLAG_TRYLOCK)) != 0) {
MADV_RANDOM, fp != NULL ? UVM_FLAG_TRYLOCK : 0);
MADV_RANDOM, UVM_FLAG_TRYLOCK);
mapflags |= UVM_FLAG_TRYLOCK;
if (flags & UVM_FLAG_TRYLOCK) {
if (flags & UVM_FLAG_TRYLOCK)
KASSERT((flags & UVM_FLAG_TRYLOCK) == 0);