Not sure I understood your proposal and even less sure what it is going to accomplish.. More details?
On Tue, Apr 1, 2014 at 4:42 AM, Yuri Gribov <[email protected]> wrote: > All, > > FYI one of my colleagues has recently proposed a kernel patch which > implements a family of /dev/byteN virtual devices. These could be used > as a source of arbitrary byte values (see > https://lkml.org/lkml/2014/3/31/466 for more details). /dev/bytes work > more or less similiar to /dev/zero and can be efficiently mmapped to > userspace. > > Something like this could theoretically be used to get rid of zero > check in Asan poison checks on Linux systems (we can just mmap > /dev/byte8 to shadow). Portability of generated code would of course > go right out the window... > > -Y > > -- > You received this message because you are subscribed to the Google Groups > "address-sanitizer" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "address-sanitizer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
