UVM_FLAG_OVERLAY
MADV_NORMAL, UVM_FLAG_FIXED|UVM_FLAG_OVERLAY|UVM_FLAG_COPYONW));
UVM_FLAG_FIXED|UVM_FLAG_OVERLAY|UVM_FLAG_COPYONW|UVM_FLAG_STACK)))
if ((flags & UVM_FLAG_OVERLAY) == 0)
if (flags & UVM_FLAG_OVERLAY) {
if ((flags & UVM_FLAG_OVERLAY) == 0)
if (flags & UVM_FLAG_OVERLAY) {
(flags & (UVM_FLAG_OVERLAY | UVM_FLAG_COPYONW)) == 0);
uvmflag |= UVM_FLAG_OVERLAY;
uvmflag |= (UVM_FLAG_NOFAULT | UVM_FLAG_OVERLAY);