Make sure the "stack_min" variable is page aligned.

--HG--
extra : convert_revision : e78c53778de83bdb2eca13d98d418b17b386ab29

src/arch/sparc/process.cc

@@ -432,5 +432,8 @@ SparcLiveProcess::argsInit(int intSize, int pageSize)
     threadContexts[0]->setNextPC(prog_entry + sizeof(MachInst));
     threadContexts[0]->setNextNPC(prog_entry + (2 * sizeof(MachInst)));
 
+    //Align the "stack_min" to a page boundary.
+    stack_min = roundDown(stack_min, pageSize);
+
 //    num_processes++;
 }