On 04/10, Eric W. Biederman wrote: > > So this patch fixes the pdeath_signal behaviour only sending a signal > when the results of getppid would change.
Don't get me wrong, I personally like this patch very much. However, A long ago, Albert Cahalan (cc-ed) wrote: > > I rely on thread-to-thread pdeath notification for my emulator. > I also need notification on loss of a thread-group or mm, so I do > my best to emulate those based on thread-to-thread notification. > > ... > > The way I use it pdeath_signal: > > The parent is one of many tasks within a task group. > The child is not within that thread group, but shares VM. > (the child is single threaded, existing only to get the signal) > For each task in the thread group, there is a child task > waiting for parent death notification. (there are two other > tasks sharing VM but not in the task group: one to do > async memory searching, and one to communicate with > a user interface for debugging -- like an interactive valgrind) Oleg. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
