On 09/29/2014 06:28 PM, Dmitry Vyukov wrote: > On Fri, Sep 26, 2014 at 9:33 PM, Andrey Ryabinin <ryabinin....@gmail.com> > wrote: >> 2014-09-26 21:18 GMT+04:00 Dmitry Vyukov <dvyu...@google.com>: >>> >>> Yikes! >>> So this works during bootstrap, for user memory accesses, valloc >>> memory, etc, right? >>> >> >> Yes, this works. Userspace memory access in instrumented code will >> produce general protection fault, >> so it won't be unnoticed. > > > Great! > What happens during early bootstrap when shadow is not mapped yet? >
Shadow mapped very early. Any instrumented code executes only after shadow mapped. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
