Adam Jackson wrote: > On Fri, 2009-03-27 at 16:31 -0400, Gerry Reno wrote: > >> Having to deal with many servers and workstations in a company it is >> crucial that Ctrl-Alt-Backspace be enabled by default. There are times >> when your KVM has lost mouse control or X is in a tight loop and >> something like Ctrl-Alt-Backspace can save the situation. This is much >> more common than the uncommon cases that are illustrated as to why this >> has been removed as default. > > No, it can't. > > C-A-BS is handled in the event loop [1]. If you're stuck in the driver, > away from the event loop, you're never going to get back to it to handle > the zap event. And if you were processing events, you could equally > well vt-switch and clean up from there. > > We're planning to make that keycombo trigger the logout dialog. If your > DE has a sensible task manager applet, that would probably also belong > here so you can zap rude processes. > > [1] - To be annoyingly pedantic, the keystroke is added to the input > queue in a signal handler, but the queue is processed in the main loop, > and any actions that result from the keystroke happen then and not in > the signal handler (like sending X events to clients, or releasing the > display for VT switch, or shutting down). > > - ajax > So sysrq-k would actually be an improvement, I assume. I'd like to see more thoughts on enabling those. There's quite a few of them that I wouldn't mind having around. --CJD -- fedora-devel-list mailing list fedora-devel-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-devel-list
