On Mon, 25 Jul 2022 17:21:27 GMT, Harold Seigel <hsei...@openjdk.org> wrote:
> Please review this fix for JDK-8285792. The fix removes print statements > from check_signal_handler() so that it doesn't print all the handlers every > time it finds one that is modified. Instead, it returns true if the handler > is modified, false otherwise. Its caller, user_handler(), then prints all > the handlers just once even if multiple signal handlers were modified. > > The fix also adds a check for VMError::crash_handler_adress() to > check_signal_handler() to prevent it from being treated as a signal handler > modification. > > The fix was tested with Mach5 tiers 1-2 on Linux and Mac OS and Mach 5 tiers > 3-5 on Linux x64. The regression test is excluded on Windows. > > Thanks, Harold Looking at [JDK-4229104](https://bugs.openjdk.org/browse/JDK-4229104) I have to wonder whether our handling of `SIGPIPE` is still necessary? Even if so, the fact we always ignore it if we get it suggests we really don't care if someone else has installed a (temporary) handler for it, so perhaps we should not include it (or `SIGXFSZ`) in these checks? ------------- PR: https://git.openjdk.org/jdk/pull/9631
