Sure, if we're comfortable saying that the only cause of NPE there is due to this and not something else.
On Thu, Sep 10, 2015 at 10:37 AM, David M. Lloyd <david.ll...@redhat.com> wrote: > Or, the Java methods which wrap this access can just catch NPE and throw > the new exception type. > > > On 09/10/2015 09:35 AM, Vitaly Davidovich wrote: > >> Well, you'd probably want something other than NPE here -- perhaps a new >> dedicated exception to signal this condition. And this means the segfault >> handling now needs to know about this type of situation as well, rather >> than just NPEs. >> >> On Thu, Sep 10, 2015 at 10:32 AM, Andrew Haley <a...@redhat.com> wrote: >> >> On 09/10/2015 03:26 PM, Vitaly Davidovich wrote: >>> >>>> Yes, so what happens when that guard page is accessed by a thread after >>>> >>> safepoint? >>> >>> A segfault and a null pointer exception. >>> >>> Andrew. >>> >>> >>> > -- > - DML >
